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    50. 

  50. <h1>arm_math.h</h1>  </div>
    51. 

  51. </div>
    52. 

  52. <div class="contents">
    53. 

  53. <a href="arm__math_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* ----------------------------------------------------------------------   </span>
    54. 

  54. <a name="l00002"></a>00002 <span class="comment"> * Copyright (C) 2010 ARM Limited. All rights reserved.   </span>
    55. 

  55. <a name="l00003"></a>00003 <span class="comment"> *   </span>
    56. 

  56. <a name="l00004"></a>00004 <span class="comment"> * $Date:        15. July 2011  </span>
    57. 

  57. <a name="l00005"></a>00005 <span class="comment"> * $Revision:   V1.0.10  </span>
    58. 

  58. <a name="l00006"></a>00006 <span class="comment"> *   </span>
    59. 

  59. <a name="l00007"></a>00007 <span class="comment"> * Project:         CMSIS DSP Library   </span>
    60. 

  60. <a name="l00008"></a>00008 <span class="comment"> * Title:        arm_math.h</span>
    61. 

  61. <a name="l00009"></a>00009 <span class="comment"> *   </span>
    62. 

  62. <a name="l00010"></a>00010 <span class="comment"> * Description:  Public header file for CMSIS DSP Library</span>
    63. 

  63. <a name="l00011"></a>00011 <span class="comment"> *   </span>
    64. 

  64. <a name="l00012"></a>00012 <span class="comment"> * Target Processor: Cortex-M4/Cortex-M3/Cortex-M0</span>
    65. 

  65. <a name="l00013"></a>00013 <span class="comment"> *  </span>
    66. 

  66. <a name="l00014"></a>00014 <span class="comment"> * Version 1.0.10 2011/7/15 </span>
    67. 

  67. <a name="l00015"></a>00015 <span class="comment"> *    Big Endian support added and Merged M0 and M3/M4 Source code.  </span>
    68. 

  68. <a name="l00016"></a>00016 <span class="comment"> *   </span>
    69. 

  69. <a name="l00017"></a>00017 <span class="comment"> * Version 1.0.3 2010/11/29  </span>
    70. 

  70. <a name="l00018"></a>00018 <span class="comment"> *    Re-organized the CMSIS folders and updated documentation.   </span>
    71. 

  71. <a name="l00019"></a>00019 <span class="comment"> *    </span>
    72. 

  72. <a name="l00020"></a>00020 <span class="comment"> * Version 1.0.2 2010/11/11   </span>
    73. 

  73. <a name="l00021"></a>00021 <span class="comment"> *    Documentation updated.    </span>
    74. 

  74. <a name="l00022"></a>00022 <span class="comment"> *   </span>
    75. 

  75. <a name="l00023"></a>00023 <span class="comment"> * Version 1.0.1 2010/10/05    </span>
    76. 

  76. <a name="l00024"></a>00024 <span class="comment"> *    Production release and review comments incorporated.   </span>
    77. 

  77. <a name="l00025"></a>00025 <span class="comment"> *   </span>
    78. 

  78. <a name="l00026"></a>00026 <span class="comment"> * Version 1.0.0 2010/09/20    </span>
    79. 

  79. <a name="l00027"></a>00027 <span class="comment"> *    Production release and review comments incorporated.   </span>
    80. 

  80. <a name="l00028"></a>00028 <span class="comment"> * -------------------------------------------------------------------- */</span>
    81. 

  81. <a name="l00029"></a>00029 
    82. 

  82. <a name="l00251"></a>00251 <span class="preprocessor">#ifndef _ARM_MATH_H</span>
    83. 

  83. <a name="l00252"></a>00252 <span class="preprocessor"></span><span class="preprocessor">#define _ARM_MATH_H</span>
    84. 

  84. <a name="l00253"></a>00253 <span class="preprocessor"></span>
    85. 

  85. <a name="l00254"></a><a class="code" href="arm__math_8h.html#a87c3b351c33a90de11a2f23e67867a8a">00254</a> <span class="preprocessor">#define __CMSIS_GENERIC              </span><span class="comment">/* disable NVIC and Systick functions */</span>
    86. 

  86. <a name="l00255"></a>00255 
    87. 

  87. <a name="l00256"></a>00256 <span class="preprocessor">#if defined (ARM_MATH_CM4)</span>
    88. 

  88. <a name="l00257"></a>00257 <span class="preprocessor"></span><span class="preprocessor">  #include &quot;core_cm4.h&quot;</span>
    89. 

  89. <a name="l00258"></a>00258 <span class="preprocessor">#elif defined (ARM_MATH_CM3)</span>
    90. 

  90. <a name="l00259"></a>00259 <span class="preprocessor"></span><span class="preprocessor">  #include &quot;core_cm3.h&quot;</span>
    91. 

  91. <a name="l00260"></a>00260 <span class="preprocessor">#elif defined (ARM_MATH_CM0)</span>
    92. 

  92. <a name="l00261"></a>00261 <span class="preprocessor"></span><span class="preprocessor">  #include &quot;core_cm0.h&quot;</span>
    93. 

  93. <a name="l00262"></a>00262 <span class="preprocessor">#else</span>
    94. 

  94. <a name="l00263"></a>00263 <span class="preprocessor"></span><span class="preprocessor">#include &quot;ARMCM4.h&quot;</span>
    95. 

  95. <a name="l00264"></a>00264 <span class="preprocessor">#warning &quot;Define either ARM_MATH_CM4 OR ARM_MATH_CM3...By Default building on ARM_MATH_CM4.....&quot;</span>
    96. 

  96. <a name="l00265"></a>00265 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
    97. 

  97. <a name="l00266"></a>00266 <span class="preprocessor"></span>
    98. 

  98. <a name="l00267"></a>00267 <span class="preprocessor">#undef  __CMSIS_GENERIC              </span><span class="comment">/* enable NVIC and Systick functions */</span>
    99. 

  99. <a name="l00268"></a>00268 <span class="preprocessor">#include &quot;string.h&quot;</span>
    100. 

  100. <a name="l00269"></a>00269 <span class="preprocessor">    #include &quot;math.h&quot;</span>
    101. 

  101. <a name="l00270"></a>00270 <span class="preprocessor">#ifdef  __cplusplus</span>
    102. 

  102. <a name="l00271"></a>00271 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span>
    103. 

  103. <a name="l00272"></a>00272 {
    104. 

  104. <a name="l00273"></a>00273 <span class="preprocessor">#endif</span>
    105. 

  105. <a name="l00274"></a>00274 <span class="preprocessor"></span>
    106. 

  106. <a name="l00275"></a>00275 
    107. 

  107. <a name="l00280"></a><a class="code" href="arm__math_8h.html#aad77ae594e95c5af6ae4129bd6a483c2">00280</a> <span class="preprocessor">#define DELTA_Q31           (0x100)</span>
    108. 

  108. <a name="l00281"></a><a class="code" href="arm__math_8h.html#a663277ff19ad0b409fb98b64b2c2750b">00281</a> <span class="preprocessor"></span><span class="preprocessor">#define DELTA_Q15           0x5</span>
    109. 

  109. <a name="l00282"></a><a class="code" href="arm__math_8h.html#a29f839928f4752b73c8858d6dbb55294">00282</a> <span class="preprocessor"></span><span class="preprocessor">#define INDEX_MASK          0x0000003F</span>
    110. 

  110. <a name="l00283"></a><a class="code" href="arm__math_8h.html#a598a3330b3c21701223ee0ca14316eca">00283</a> <span class="preprocessor"></span><span class="preprocessor">#define PI                  3.14159265358979f</span>
    111. 

  111. <a name="l00284"></a>00284 <span class="preprocessor"></span>
    112. 

  112. <a name="l00289"></a><a class="code" href="arm__math_8h.html#a032503e76d6f69bc67e99e909c8125da">00289</a> <span class="preprocessor">#define TABLE_SIZE          256</span>
    113. 

  113. <a name="l00290"></a><a class="code" href="arm__math_8h.html#a8407c9e1347d10e3bcf0a7014f1fb2ff">00290</a> <span class="preprocessor"></span><span class="preprocessor">#define TABLE_SPACING_Q31   0x800000</span>
    114. 

  114. <a name="l00291"></a><a class="code" href="arm__math_8h.html#a60b0142af7be007902142add27919b82">00291</a> <span class="preprocessor"></span><span class="preprocessor">#define TABLE_SPACING_Q15   0x80</span>
    115. 

  115. <a name="l00292"></a>00292 <span class="preprocessor"></span>
    116. 

  116. <a name="l00296"></a>00296   <span class="comment">/* 1.31(q31) Fixed value of 2/360 */</span>
    117. 

  117. <a name="l00297"></a>00297   <span class="comment">/* -1 to +1 is divided into 360 values so total spacing is (2/360) */</span>
    118. 

  118. <a name="l00298"></a><a class="code" href="arm__math_8h.html#a1339e9abc11a3870e0c04f822a62166a">00298</a> <span class="preprocessor">#define INPUT_SPACING           0xB60B61</span>
    119. 

  119. <a name="l00299"></a>00299 <span class="preprocessor"></span>
    120. 

  120. <a name="l00300"></a>00300 
    121. 

  121. <a name="l00305"></a><a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6">00305</a>   <span class="keyword">typedef</span> <span class="keyword">enum</span>
    122. 

  122. <a name="l00306"></a>00306     {
    123. 

  123. <a name="l00307"></a><a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a9f8b2a10bd827fb4600e77d455902eb0">00307</a>       <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a9f8b2a10bd827fb4600e77d455902eb0">ARM_MATH_SUCCESS</a> = 0,              
    124. 

  124. <a name="l00308"></a><a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a74897e18d4b8f62b12a7d8a01dd2bb35">00308</a>       <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a74897e18d4b8f62b12a7d8a01dd2bb35">ARM_MATH_ARGUMENT_ERROR</a> = -1,      
    125. 

  125. <a name="l00309"></a><a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a9ae74d7f8a53aec0512ae8f0a421e0e1">00309</a>       <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a9ae74d7f8a53aec0512ae8f0a421e0e1">ARM_MATH_LENGTH_ERROR</a> = -2,        
    126. 

  126. <a name="l00310"></a><a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a7071b92f1f6bc3c5c312a237ea91105b">00310</a>       <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a7071b92f1f6bc3c5c312a237ea91105b">ARM_MATH_SIZE_MISMATCH</a> = -3,       
    127. 

  127. <a name="l00311"></a><a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6ac55996aaf19245238a8f57a91aeaefcc">00311</a>       <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6ac55996aaf19245238a8f57a91aeaefcc">ARM_MATH_NANINF</a> = -4,              
    128. 

  128. <a name="l00312"></a><a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a91509ea9c819dbd592ac13a6b05382dc">00312</a>       <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a91509ea9c819dbd592ac13a6b05382dc">ARM_MATH_SINGULAR</a> = -5,            
    129. 

  129. <a name="l00313"></a><a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a09457f2be656b35015fd6d36202fa376">00313</a>       <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a09457f2be656b35015fd6d36202fa376">ARM_MATH_TEST_FAILURE</a> = -6         
    130. 

  130. <a name="l00314"></a>00314     } <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a>;
    131. 

  131. <a name="l00315"></a>00315 
    132. 

  132. <a name="l00319"></a><a class="code" href="arm__math_8h.html#ae541b6f232c305361e9b416fc9eed263">00319</a>   <span class="keyword">typedef</span> int8_t <a class="code" href="arm__math_8h.html#ae541b6f232c305361e9b416fc9eed263" title="8-bit fractional data type in 1.7 format.">q7_t</a>;
    133. 

  133. <a name="l00320"></a>00320 
    134. 

  134. <a name="l00324"></a><a class="code" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">00324</a>   <span class="keyword">typedef</span> int16_t <a class="code" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea" title="16-bit fractional data type in 1.15 format.">q15_t</a>;
    135. 

  135. <a name="l00325"></a>00325 
    136. 

  136. <a name="l00329"></a><a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">00329</a>   <span class="keyword">typedef</span> int32_t <a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>;
    137. 

  137. <a name="l00330"></a>00330 
    138. 

  138. <a name="l00334"></a><a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6">00334</a>   <span class="keyword">typedef</span> int64_t <a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>;
    139. 

  139. <a name="l00335"></a>00335 
    140. 

  140. <a name="l00339"></a><a class="code" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">00339</a>   <span class="keyword">typedef</span> <span class="keywordtype">float</span> <a class="code" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715" title="32-bit floating-point type definition.">float32_t</a>;
    141. 

  141. <a name="l00340"></a>00340 
    142. 

  142. <a name="l00344"></a><a class="code" href="arm__math_8h.html#ac55f3ae81b5bc9053760baacf57e47f4">00344</a>   <span class="keyword">typedef</span> <span class="keywordtype">double</span> <a class="code" href="arm__math_8h.html#ac55f3ae81b5bc9053760baacf57e47f4" title="64-bit floating-point type definition.">float64_t</a>;
    143. 

  143. <a name="l00345"></a>00345 
    144. 

  144. <a name="l00349"></a><a class="code" href="arm__math_8h.html#a9de2e0a5785be82866bcb96012282248">00349</a> <span class="preprocessor">#define __SIMD32(addr)  (*(int32_t **) &amp; (addr))</span>
    145. 

  145. <a name="l00350"></a>00350 <span class="preprocessor"></span>
    146. 

  146. <a name="l00351"></a>00351 <span class="preprocessor">#if defined (ARM_MATH_CM3) || defined (ARM_MATH_CM0)</span>
    147. 

  147. <a name="l00352"></a>00352 <span class="preprocessor"></span>
    148. 

  148. <a name="l00355"></a>00355 <span class="preprocessor">#define __PKHBT(ARG1, ARG2, ARG3)      ( (((int32_t)(ARG1) &lt;&lt;  0) &amp; (int32_t)0x0000FFFF) | \</span>
    149. 

  149. <a name="l00356"></a>00356 <span class="preprocessor">                                         (((int32_t)(ARG2) &lt;&lt; ARG3) &amp; (int32_t)0xFFFF0000)  )</span>
    150. 

  150. <a name="l00357"></a>00357 <span class="preprocessor"></span>
    151. 

  151. <a name="l00358"></a>00358 <span class="preprocessor">#endif</span>
    152. 

  152. <a name="l00359"></a>00359 <span class="preprocessor"></span>
    153. 

  153. <a name="l00360"></a>00360 
    154. 

  154. <a name="l00364"></a>00364 <span class="preprocessor">#ifndef ARM_MATH_BIG_ENDIAN</span>
    155. 

  155. <a name="l00365"></a>00365 <span class="preprocessor"></span>
    156. 

  156. <a name="l00366"></a><a class="code" href="arm__math_8h.html#a3ebff224ad44c217fde9f530342e2960">00366</a> <span class="preprocessor">#define __PACKq7(v0,v1,v2,v3) ( (((int32_t)(v0) &lt;&lt;  0) &amp; (int32_t)0x000000FF) | \</span>
    157. 

  157. <a name="l00367"></a>00367 <span class="preprocessor">                                (((int32_t)(v1) &lt;&lt;  8) &amp; (int32_t)0x0000FF00) | \</span>
    158. 

  158. <a name="l00368"></a>00368 <span class="preprocessor">                                (((int32_t)(v2) &lt;&lt; 16) &amp; (int32_t)0x00FF0000) | \</span>
    159. 

  159. <a name="l00369"></a>00369 <span class="preprocessor">                                (((int32_t)(v3) &lt;&lt; 24) &amp; (int32_t)0xFF000000)  )</span>
    160. 

  160. <a name="l00370"></a>00370 <span class="preprocessor"></span><span class="preprocessor">#else                               </span>
    161. 

  161. <a name="l00371"></a>00371 <span class="preprocessor"></span>
    162. 

  162. <a name="l00372"></a>00372 <span class="preprocessor">#define __PACKq7(v0,v1,v2,v3) ( (((int32_t)(v3) &lt;&lt;  0) &amp; (int32_t)0x000000FF) | \</span>
    163. 

  163. <a name="l00373"></a>00373 <span class="preprocessor">                                (((int32_t)(v2) &lt;&lt;  8) &amp; (int32_t)0x0000FF00) | \</span>
    164. 

  164. <a name="l00374"></a>00374 <span class="preprocessor">                                (((int32_t)(v1) &lt;&lt; 16) &amp; (int32_t)0x00FF0000) | \</span>
    165. 

  165. <a name="l00375"></a>00375 <span class="preprocessor">                                (((int32_t)(v0) &lt;&lt; 24) &amp; (int32_t)0xFF000000)  )</span>
    166. 

  166. <a name="l00376"></a>00376 <span class="preprocessor"></span>                                
    167. 

  167. <a name="l00377"></a>00377 <span class="preprocessor">#endif</span>
    168. 

  168. <a name="l00378"></a>00378 <span class="preprocessor"></span>
    169. 

  169. <a name="l00379"></a>00379 
    170. 

  170. <a name="l00383"></a><a class="code" href="arm__math_8h.html#ad7373e53d3c2e1adfeafc8c2e9720b5c">00383</a>   <span class="keyword">static</span> __INLINE q31_t <a class="code" href="arm__math_8h.html#ad7373e53d3c2e1adfeafc8c2e9720b5c" title="Clips Q63 to Q31 values.">clip_q63_to_q31</a>(
    171. 

  171. <a name="l00384"></a>00384                     q63_t x)
    172. 

  172. <a name="l00385"></a>00385   {
    173. 

  173. <a name="l00386"></a>00386     <span class="keywordflow">return</span> ((q31_t) (x &gt;&gt; 32) != ((q31_t) x &gt;&gt; 31)) ?
    174. 

  174. <a name="l00387"></a>00387       ((0x7FFFFFFF ^ ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (x &gt;&gt; 63)))) : (q31_t) x;
    175. 

  175. <a name="l00388"></a>00388   }
    176. 

  176. <a name="l00389"></a>00389 
    177. 

  177. <a name="l00393"></a><a class="code" href="arm__math_8h.html#aa6f1e5d0d276f42217e75f071ca84a2e">00393</a>   <span class="keyword">static</span> __INLINE q15_t <a class="code" href="arm__math_8h.html#aa6f1e5d0d276f42217e75f071ca84a2e" title="Clips Q63 to Q15 values.">clip_q63_to_q15</a>(
    178. 

  178. <a name="l00394"></a>00394                     q63_t x)
    179. 

  179. <a name="l00395"></a>00395   {
    180. 

  180. <a name="l00396"></a>00396     <span class="keywordflow">return</span> ((q31_t) (x &gt;&gt; 32) != ((q31_t) x &gt;&gt; 31)) ?
    181. 

  181. <a name="l00397"></a>00397       ((0x7FFF ^ ((<a class="code" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea" title="16-bit fractional data type in 1.15 format.">q15_t</a>) (x &gt;&gt; 63)))) : (q15_t) (x &gt;&gt; 15);
    182. 

  182. <a name="l00398"></a>00398   }
    183. 

  183. <a name="l00399"></a>00399 
    184. 

  184. <a name="l00403"></a><a class="code" href="arm__math_8h.html#aa9918ce19228b0d4f072fb84776eabc1">00403</a>   <span class="keyword">static</span> __INLINE q7_t <a class="code" href="arm__math_8h.html#aa9918ce19228b0d4f072fb84776eabc1" title="Clips Q31 to Q7 values.">clip_q31_to_q7</a>(
    185. 

  185. <a name="l00404"></a>00404                       q31_t x)
    186. 

  186. <a name="l00405"></a>00405   {
    187. 

  187. <a name="l00406"></a>00406     <span class="keywordflow">return</span> ((q31_t) (x &gt;&gt; 24) != ((q31_t) x &gt;&gt; 23)) ?
    188. 

  188. <a name="l00407"></a>00407       ((0x7F ^ ((<a class="code" href="arm__math_8h.html#ae541b6f232c305361e9b416fc9eed263" title="8-bit fractional data type in 1.7 format.">q7_t</a>) (x &gt;&gt; 31)))) : (q7_t) x;
    189. 

  189. <a name="l00408"></a>00408   }
    190. 

  190. <a name="l00409"></a>00409 
    191. 

  191. <a name="l00413"></a><a class="code" href="arm__math_8h.html#a4af3ca330e14587289518e6565fd04bd">00413</a>   <span class="keyword">static</span> __INLINE q15_t <a class="code" href="arm__math_8h.html#a4af3ca330e14587289518e6565fd04bd" title="Clips Q31 to Q15 values.">clip_q31_to_q15</a>(
    192. 

  192. <a name="l00414"></a>00414                     q31_t x)
    193. 

  193. <a name="l00415"></a>00415   {
    194. 

  194. <a name="l00416"></a>00416     <span class="keywordflow">return</span> ((q31_t) (x &gt;&gt; 16) != ((q31_t) x &gt;&gt; 15)) ?
    195. 

  195. <a name="l00417"></a>00417       ((0x7FFF ^ ((<a class="code" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea" title="16-bit fractional data type in 1.15 format.">q15_t</a>) (x &gt;&gt; 31)))) : (q15_t) x;
    196. 

  196. <a name="l00418"></a>00418   }
    197. 

  197. <a name="l00419"></a>00419 
    198. 

  198. <a name="l00424"></a><a class="code" href="arm__math_8h.html#a642a29d71f7951a7f6c0b797c300b711">00424</a>   <span class="keyword">static</span> __INLINE q63_t <a class="code" href="arm__math_8h.html#a642a29d71f7951a7f6c0b797c300b711" title="Multiplies 32 X 64 and returns 32 bit result in 2.30 format.">mult32x64</a>(
    199. 

  199. <a name="l00425"></a>00425                   q63_t x,
    200. 

  200. <a name="l00426"></a>00426                   q31_t y)
    201. 

  201. <a name="l00427"></a>00427   {
    202. 

  202. <a name="l00428"></a>00428     <span class="keywordflow">return</span> ((((q63_t) (x &amp; 0x00000000FFFFFFFF) * y) &gt;&gt; 32) +
    203. 

  203. <a name="l00429"></a>00429             (((q63_t) (x &gt;&gt; 32) * y)));
    204. 

  204. <a name="l00430"></a>00430   }
    205. 

  205. <a name="l00431"></a>00431 
    206. 

  206. <a name="l00432"></a>00432 
    207. 

  207. <a name="l00433"></a>00433 <span class="preprocessor">#if defined (ARM_MATH_CM0) &amp;&amp; defined ( __CC_ARM   )</span>
    208. 

  208. <a name="l00434"></a>00434 <span class="preprocessor"></span><span class="preprocessor">#define __CLZ __clz</span>
    209. 

  209. <a name="l00435"></a>00435 <span class="preprocessor"></span><span class="preprocessor">#endif </span>
    210. 

  210. <a name="l00436"></a>00436 <span class="preprocessor"></span>
    211. 

  211. <a name="l00437"></a>00437 <span class="preprocessor">#if defined (ARM_MATH_CM0) &amp;&amp; ((defined (__ICCARM__)) ||(defined (__GNUC__)) || defined (__TASKING__) )</span>
    212. 

  212. <a name="l00438"></a>00438 <span class="preprocessor"></span>
    213. 

  213. <a name="l00439"></a>00439     uint32_t __CLZ(q31_t data);
    214. 

  214. <a name="l00440"></a>00440 
    215. 

  215. <a name="l00441"></a>00441 
    216. 

  216. <a name="l00442"></a>00442   <span class="keyword">static</span> __INLINE uint32_t __CLZ(q31_t data)
    217. 

  217. <a name="l00443"></a>00443   {
    218. 

  218. <a name="l00444"></a>00444       uint32_t count = 0;
    219. 

  219. <a name="l00445"></a>00445       uint32_t mask = 0x80000000;
    220. 

  220. <a name="l00446"></a>00446 
    221. 

  221. <a name="l00447"></a>00447       <span class="keywordflow">while</span>((data &amp; mask) ==  0)
    222. 

  222. <a name="l00448"></a>00448       {
    223. 

  223. <a name="l00449"></a>00449           count += 1u;
    224. 

  224. <a name="l00450"></a>00450           mask = mask &gt;&gt; 1u;
    225. 

  225. <a name="l00451"></a>00451       }
    226. 

  226. <a name="l00452"></a>00452 
    227. 

  227. <a name="l00453"></a>00453       <span class="keywordflow">return</span>(count);
    228. 

  228. <a name="l00454"></a>00454 
    229. 

  229. <a name="l00455"></a>00455   }
    230. 

  230. <a name="l00456"></a>00456 
    231. 

  231. <a name="l00457"></a>00457 <span class="preprocessor">#endif </span>
    232. 

  232. <a name="l00458"></a>00458 <span class="preprocessor"></span>
    233. 

  233. <a name="l00463"></a><a class="code" href="arm__math_8h.html#a43140f04ca94c2a7394e7a222e2d8fb4">00463</a>   <span class="keyword">static</span> __INLINE uint32_t <a class="code" href="arm__math_8h.html#a43140f04ca94c2a7394e7a222e2d8fb4" title="Function to Calculates 1/in(reciprocal) value of Q31 Data type.">arm_recip_q31</a>(
    234. 

  234. <a name="l00464"></a>00464                      q31_t in,
    235. 

  235. <a name="l00465"></a>00465                      q31_t * dst,
    236. 

  236. <a name="l00466"></a>00466                      q31_t * pRecipTable)
    237. 

  237. <a name="l00467"></a>00467   {
    238. 

  238. <a name="l00468"></a>00468 
    239. 

  239. <a name="l00469"></a>00469     uint32_t out, tempVal;
    240. 

  240. <a name="l00470"></a>00470     uint32_t index, i;
    241. 

  241. <a name="l00471"></a>00471     uint32_t signBits;
    242. 

  242. <a name="l00472"></a>00472 
    243. 

  243. <a name="l00473"></a>00473     <span class="keywordflow">if</span>(in &gt; 0)
    244. 

  244. <a name="l00474"></a>00474       {
    245. 

  245. <a name="l00475"></a>00475     signBits = __CLZ(in) - 1;
    246. 

  246. <a name="l00476"></a>00476       }
    247. 

  247. <a name="l00477"></a>00477     <span class="keywordflow">else</span>
    248. 

  248. <a name="l00478"></a>00478       {
    249. 

  249. <a name="l00479"></a>00479     signBits = __CLZ(-in) - 1;
    250. 

  250. <a name="l00480"></a>00480       }
    251. 

  251. <a name="l00481"></a>00481 
    252. 

  252. <a name="l00482"></a>00482     <span class="comment">/* Convert input sample to 1.31 format */</span>
    253. 

  253. <a name="l00483"></a>00483     in = in &lt;&lt; signBits;
    254. 

  254. <a name="l00484"></a>00484 
    255. 

  255. <a name="l00485"></a>00485     <span class="comment">/* calculation of index for initial approximated Val */</span>
    256. 

  256. <a name="l00486"></a>00486     index = (uint32_t) (in &gt;&gt; 24u);
    257. 

  257. <a name="l00487"></a>00487     index = (index &amp; <a class="code" href="arm__math_8h.html#a29f839928f4752b73c8858d6dbb55294">INDEX_MASK</a>);
    258. 

  258. <a name="l00488"></a>00488 
    259. 

  259. <a name="l00489"></a>00489     <span class="comment">/* 1.31 with exp 1 */</span>
    260. 

  260. <a name="l00490"></a>00490     out = pRecipTable[index];
    261. 

  261. <a name="l00491"></a>00491 
    262. 

  262. <a name="l00492"></a>00492     <span class="comment">/* calculation of reciprocal value */</span>
    263. 

  263. <a name="l00493"></a>00493     <span class="comment">/* running approximation for two iterations */</span>
    264. 

  264. <a name="l00494"></a>00494     <span class="keywordflow">for</span> (i = 0u; i &lt; 2u; i++)
    265. 

  265. <a name="l00495"></a>00495       {
    266. 

  266. <a name="l00496"></a>00496     tempVal = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) in * out) &gt;&gt; 31u);
    267. 

  267. <a name="l00497"></a>00497     tempVal = 0x7FFFFFFF - tempVal;
    268. 

  268. <a name="l00498"></a>00498     <span class="comment">/*      1.31 with exp 1 */</span>
    269. 

  269. <a name="l00499"></a>00499     <span class="comment">//out = (q31_t) (((q63_t) out * tempVal) &gt;&gt; 30u);</span>
    270. 

  270. <a name="l00500"></a>00500     out = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) <a class="code" href="arm__math_8h.html#ad7373e53d3c2e1adfeafc8c2e9720b5c" title="Clips Q63 to Q31 values.">clip_q63_to_q31</a>(((q63_t) out * tempVal) &gt;&gt; 30u);
    271. 

  271. <a name="l00501"></a>00501       }
    272. 

  272. <a name="l00502"></a>00502 
    273. 

  273. <a name="l00503"></a>00503     <span class="comment">/* write output */</span>
    274. 

  274. <a name="l00504"></a>00504     *dst = out;
    275. 

  275. <a name="l00505"></a>00505 
    276. 

  276. <a name="l00506"></a>00506     <span class="comment">/* return num of signbits of out = 1/in value */</span>
    277. 

  277. <a name="l00507"></a>00507     <span class="keywordflow">return</span> (signBits + 1u);
    278. 

  278. <a name="l00508"></a>00508 
    279. 

  279. <a name="l00509"></a>00509   }
    280. 

  280. <a name="l00510"></a>00510 
    281. 

  281. <a name="l00514"></a><a class="code" href="arm__math_8h.html#a1c66e370a6ae91aaafbaec5e979198d7">00514</a>   <span class="keyword">static</span> __INLINE uint32_t <a class="code" href="arm__math_8h.html#a1c66e370a6ae91aaafbaec5e979198d7" title="Function to Calculates 1/in(reciprocal) value of Q15 Data type.">arm_recip_q15</a>(
    282. 

  282. <a name="l00515"></a>00515                      q15_t in,
    283. 

  283. <a name="l00516"></a>00516                      q15_t * dst,
    284. 

  284. <a name="l00517"></a>00517                      q15_t * pRecipTable)
    285. 

  285. <a name="l00518"></a>00518   {
    286. 

  286. <a name="l00519"></a>00519 
    287. 

  287. <a name="l00520"></a>00520     uint32_t out = 0, tempVal = 0;
    288. 

  288. <a name="l00521"></a>00521     uint32_t index = 0, i = 0;
    289. 

  289. <a name="l00522"></a>00522     uint32_t signBits = 0;
    290. 

  290. <a name="l00523"></a>00523 
    291. 

  291. <a name="l00524"></a>00524     <span class="keywordflow">if</span>(in &gt; 0)
    292. 

  292. <a name="l00525"></a>00525       {
    293. 

  293. <a name="l00526"></a>00526     signBits = __CLZ(in) - 17;
    294. 

  294. <a name="l00527"></a>00527       }
    295. 

  295. <a name="l00528"></a>00528     <span class="keywordflow">else</span>
    296. 

  296. <a name="l00529"></a>00529       {
    297. 

  297. <a name="l00530"></a>00530     signBits = __CLZ(-in) - 17;
    298. 

  298. <a name="l00531"></a>00531       }
    299. 

  299. <a name="l00532"></a>00532 
    300. 

  300. <a name="l00533"></a>00533     <span class="comment">/* Convert input sample to 1.15 format */</span>
    301. 

  301. <a name="l00534"></a>00534     in = in &lt;&lt; signBits;
    302. 

  302. <a name="l00535"></a>00535 
    303. 

  303. <a name="l00536"></a>00536     <span class="comment">/* calculation of index for initial approximated Val */</span>
    304. 

  304. <a name="l00537"></a>00537     index = in &gt;&gt; 8;
    305. 

  305. <a name="l00538"></a>00538     index = (index &amp; <a class="code" href="arm__math_8h.html#a29f839928f4752b73c8858d6dbb55294">INDEX_MASK</a>);
    306. 

  306. <a name="l00539"></a>00539 
    307. 

  307. <a name="l00540"></a>00540     <span class="comment">/*      1.15 with exp 1  */</span>
    308. 

  308. <a name="l00541"></a>00541     out = pRecipTable[index];
    309. 

  309. <a name="l00542"></a>00542 
    310. 

  310. <a name="l00543"></a>00543     <span class="comment">/* calculation of reciprocal value */</span>
    311. 

  311. <a name="l00544"></a>00544     <span class="comment">/* running approximation for two iterations */</span>
    312. 

  312. <a name="l00545"></a>00545     <span class="keywordflow">for</span> (i = 0; i &lt; 2; i++)
    313. 

  313. <a name="l00546"></a>00546       {
    314. 

  314. <a name="l00547"></a>00547     tempVal = (<a class="code" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea" title="16-bit fractional data type in 1.15 format.">q15_t</a>) (((q31_t) in * out) &gt;&gt; 15);
    315. 

  315. <a name="l00548"></a>00548     tempVal = 0x7FFF - tempVal;
    316. 

  316. <a name="l00549"></a>00549     <span class="comment">/*      1.15 with exp 1 */</span>
    317. 

  317. <a name="l00550"></a>00550     out = (<a class="code" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea" title="16-bit fractional data type in 1.15 format.">q15_t</a>) (((q31_t) out * tempVal) &gt;&gt; 14);
    318. 

  318. <a name="l00551"></a>00551       }
    319. 

  319. <a name="l00552"></a>00552 
    320. 

  320. <a name="l00553"></a>00553     <span class="comment">/* write output */</span>
    321. 

  321. <a name="l00554"></a>00554     *dst = out;
    322. 

  322. <a name="l00555"></a>00555 
    323. 

  323. <a name="l00556"></a>00556     <span class="comment">/* return num of signbits of out = 1/in value */</span>
    324. 

  324. <a name="l00557"></a>00557     <span class="keywordflow">return</span> (signBits + 1);
    325. 

  325. <a name="l00558"></a>00558 
    326. 

  326. <a name="l00559"></a>00559   }
    327. 

  327. <a name="l00560"></a>00560 
    328. 

  328. <a name="l00561"></a>00561 
    329. 

  329. <a name="l00562"></a>00562   <span class="comment">/*</span>
    330. 

  330. <a name="l00563"></a>00563 <span class="comment">   * @brief C custom defined intrinisic function for only M0 processors</span>
    331. 

  331. <a name="l00564"></a>00564 <span class="comment">   */</span>
    332. 

  332. <a name="l00565"></a>00565 <span class="preprocessor">#if defined(ARM_MATH_CM0)</span>
    333. 

  333. <a name="l00566"></a>00566 <span class="preprocessor"></span>
    334. 

  334. <a name="l00567"></a>00567   <span class="keyword">static</span> __INLINE q31_t __SSAT(
    335. 

  335. <a name="l00568"></a>00568                    q31_t x,
    336. 

  336. <a name="l00569"></a>00569                    uint32_t y)
    337. 

  337. <a name="l00570"></a>00570   {
    338. 

  338. <a name="l00571"></a>00571     int32_t posMax, negMin;
    339. 

  339. <a name="l00572"></a>00572     uint32_t i;
    340. 

  340. <a name="l00573"></a>00573 
    341. 

  341. <a name="l00574"></a>00574     posMax = 1;
    342. 

  342. <a name="l00575"></a>00575     <span class="keywordflow">for</span> (i = 0; i &lt; (y - 1); i++)
    343. 

  343. <a name="l00576"></a>00576       {
    344. 

  344. <a name="l00577"></a>00577     posMax = posMax * 2;
    345. 

  345. <a name="l00578"></a>00578       }
    346. 

  346. <a name="l00579"></a>00579 
    347. 

  347. <a name="l00580"></a>00580     <span class="keywordflow">if</span>(x &gt; 0)
    348. 

  348. <a name="l00581"></a>00581       {
    349. 

  349. <a name="l00582"></a>00582     posMax = (posMax - 1);
    350. 

  350. <a name="l00583"></a>00583 
    351. 

  351. <a name="l00584"></a>00584     <span class="keywordflow">if</span>(x &gt; posMax)
    352. 

  352. <a name="l00585"></a>00585       {
    353. 

  353. <a name="l00586"></a>00586         x = posMax;
    354. 

  354. <a name="l00587"></a>00587       }
    355. 

  355. <a name="l00588"></a>00588       }
    356. 

  356. <a name="l00589"></a>00589     <span class="keywordflow">else</span>
    357. 

  357. <a name="l00590"></a>00590       {
    358. 

  358. <a name="l00591"></a>00591     negMin = -posMax;
    359. 

  359. <a name="l00592"></a>00592 
    360. 

  360. <a name="l00593"></a>00593     <span class="keywordflow">if</span>(x &lt; negMin)
    361. 

  361. <a name="l00594"></a>00594       {
    362. 

  362. <a name="l00595"></a>00595         x = negMin;
    363. 

  363. <a name="l00596"></a>00596       }
    364. 

  364. <a name="l00597"></a>00597       }
    365. 

  365. <a name="l00598"></a>00598     <span class="keywordflow">return</span> (x);
    366. 

  366. <a name="l00599"></a>00599 
    367. 

  367. <a name="l00600"></a>00600 
    368. 

  368. <a name="l00601"></a>00601   }
    369. 

  369. <a name="l00602"></a>00602 
    370. 

  370. <a name="l00603"></a>00603 <span class="preprocessor">#endif </span><span class="comment">/* end of ARM_MATH_CM0 */</span>
    371. 

  371. <a name="l00604"></a>00604 
    372. 

  372. <a name="l00605"></a>00605 
    373. 

  373. <a name="l00606"></a>00606 
    374. 

  374. <a name="l00607"></a>00607   <span class="comment">/*</span>
    375. 

  375. <a name="l00608"></a>00608 <span class="comment">   * @brief C custom defined intrinsic function for M3 and M0 processors</span>
    376. 

  376. <a name="l00609"></a>00609 <span class="comment">   */</span>
    377. 

  377. <a name="l00610"></a>00610 <span class="preprocessor">#if defined (ARM_MATH_CM3) || defined (ARM_MATH_CM0)</span>
    378. 

  378. <a name="l00611"></a>00611 <span class="preprocessor"></span>
    379. 

  379. <a name="l00612"></a>00612   <span class="comment">/*</span>
    380. 

  380. <a name="l00613"></a>00613 <span class="comment">   * @brief C custom defined QADD8 for M3 and M0 processors</span>
    381. 

  381. <a name="l00614"></a>00614 <span class="comment">   */</span>
    382. 

  382. <a name="l00615"></a>00615   <span class="keyword">static</span> __INLINE q31_t __QADD8(
    383. 

  383. <a name="l00616"></a>00616                 q31_t x,
    384. 

  384. <a name="l00617"></a>00617                 q31_t y)
    385. 

  385. <a name="l00618"></a>00618   {
    386. 

  386. <a name="l00619"></a>00619 
    387. 

  387. <a name="l00620"></a>00620     q31_t sum;
    388. 

  388. <a name="l00621"></a>00621     q7_t r, s, t, u;
    389. 

  389. <a name="l00622"></a>00622 
    390. 

  390. <a name="l00623"></a>00623     r = (char) x;
    391. 

  391. <a name="l00624"></a>00624     s = (char) y;
    392. 

  392. <a name="l00625"></a>00625 
    393. 

  393. <a name="l00626"></a>00626     r = __SSAT((q31_t) (r + s), 8);
    394. 

  394. <a name="l00627"></a>00627     s = __SSAT(((q31_t) (((x &lt;&lt; 16) &gt;&gt; 24) + ((y &lt;&lt; 16) &gt;&gt; 24))), 8);
    395. 

  395. <a name="l00628"></a>00628     t = __SSAT(((q31_t) (((x &lt;&lt; 8) &gt;&gt; 24) + ((y &lt;&lt; 8) &gt;&gt; 24))), 8);
    396. 

  396. <a name="l00629"></a>00629     u = __SSAT(((q31_t) ((x &gt;&gt; 24) + (y &gt;&gt; 24))), 8);
    397. 

  397. <a name="l00630"></a>00630 
    398. 

  398. <a name="l00631"></a>00631     sum = (((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) u &lt;&lt; 24) &amp; 0xFF000000) | (((q31_t) t &lt;&lt; 16) &amp; 0x00FF0000) |
    399. 

  399. <a name="l00632"></a>00632       (((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) s &lt;&lt; 8) &amp; 0x0000FF00) | (r &amp; 0x000000FF);
    400. 

  400. <a name="l00633"></a>00633 
    401. 

  401. <a name="l00634"></a>00634     <span class="keywordflow">return</span> sum;
    402. 

  402. <a name="l00635"></a>00635 
    403. 

  403. <a name="l00636"></a>00636   }
    404. 

  404. <a name="l00637"></a>00637 
    405. 

  405. <a name="l00638"></a>00638   <span class="comment">/*</span>
    406. 

  406. <a name="l00639"></a>00639 <span class="comment">   * @brief C custom defined QSUB8 for M3 and M0 processors</span>
    407. 

  407. <a name="l00640"></a>00640 <span class="comment">   */</span>
    408. 

  408. <a name="l00641"></a>00641   <span class="keyword">static</span> __INLINE q31_t __QSUB8(
    409. 

  409. <a name="l00642"></a>00642                 q31_t x,
    410. 

  410. <a name="l00643"></a>00643                 q31_t y)
    411. 

  411. <a name="l00644"></a>00644   {
    412. 

  412. <a name="l00645"></a>00645 
    413. 

  413. <a name="l00646"></a>00646     q31_t sum;
    414. 

  414. <a name="l00647"></a>00647     q31_t r, s, t, u;
    415. 

  415. <a name="l00648"></a>00648 
    416. 

  416. <a name="l00649"></a>00649     r = (char) x;
    417. 

  417. <a name="l00650"></a>00650     s = (char) y;
    418. 

  418. <a name="l00651"></a>00651 
    419. 

  419. <a name="l00652"></a>00652     r = __SSAT((r - s), 8);
    420. 

  420. <a name="l00653"></a>00653     s = __SSAT(((q31_t) (((x &lt;&lt; 16) &gt;&gt; 24) - ((y &lt;&lt; 16) &gt;&gt; 24))), 8) &lt;&lt; 8;
    421. 

  421. <a name="l00654"></a>00654     t = __SSAT(((q31_t) (((x &lt;&lt; 8) &gt;&gt; 24) - ((y &lt;&lt; 8) &gt;&gt; 24))), 8) &lt;&lt; 16;
    422. 

  422. <a name="l00655"></a>00655     u = __SSAT(((q31_t) ((x &gt;&gt; 24) - (y &gt;&gt; 24))), 8) &lt;&lt; 24;
    423. 

  423. <a name="l00656"></a>00656 
    424. 

  424. <a name="l00657"></a>00657     sum =
    425. 

  425. <a name="l00658"></a>00658       (u &amp; 0xFF000000) | (t &amp; 0x00FF0000) | (s &amp; 0x0000FF00) | (r &amp; 0x000000FF);
    426. 

  426. <a name="l00659"></a>00659 
    427. 

  427. <a name="l00660"></a>00660     <span class="keywordflow">return</span> sum;
    428. 

  428. <a name="l00661"></a>00661   }
    429. 

  429. <a name="l00662"></a>00662 
    430. 

  430. <a name="l00663"></a>00663   <span class="comment">/*</span>
    431. 

  431. <a name="l00664"></a>00664 <span class="comment">   * @brief C custom defined QADD16 for M3 and M0 processors</span>
    432. 

  432. <a name="l00665"></a>00665 <span class="comment">   */</span>
    433. 

  433. <a name="l00666"></a>00666 
    434. 

  434. <a name="l00667"></a>00667   <span class="comment">/*</span>
    435. 

  435. <a name="l00668"></a>00668 <span class="comment">   * @brief C custom defined QADD16 for M3 and M0 processors</span>
    436. 

  436. <a name="l00669"></a>00669 <span class="comment">   */</span>
    437. 

  437. <a name="l00670"></a>00670   <span class="keyword">static</span> __INLINE q31_t __QADD16(
    438. 

  438. <a name="l00671"></a>00671                  q31_t x,
    439. 

  439. <a name="l00672"></a>00672                  q31_t y)
    440. 

  440. <a name="l00673"></a>00673   {
    441. 

  441. <a name="l00674"></a>00674 
    442. 

  442. <a name="l00675"></a>00675     q31_t sum;
    443. 

  443. <a name="l00676"></a>00676     q31_t r, s;
    444. 

  444. <a name="l00677"></a>00677 
    445. 

  445. <a name="l00678"></a>00678     r = (short) x;
    446. 

  446. <a name="l00679"></a>00679     s = (short) y;
    447. 

  447. <a name="l00680"></a>00680 
    448. 

  448. <a name="l00681"></a>00681     r = __SSAT(r + s, 16);
    449. 

  449. <a name="l00682"></a>00682     s = __SSAT(((q31_t) ((x &gt;&gt; 16) + (y &gt;&gt; 16))), 16) &lt;&lt; 16;
    450. 

  450. <a name="l00683"></a>00683 
    451. 

  451. <a name="l00684"></a>00684     sum = (s &amp; 0xFFFF0000) | (r &amp; 0x0000FFFF);
    452. 

  452. <a name="l00685"></a>00685 
    453. 

  453. <a name="l00686"></a>00686     <span class="keywordflow">return</span> sum;
    454. 

  454. <a name="l00687"></a>00687 
    455. 

  455. <a name="l00688"></a>00688   }
    456. 

  456. <a name="l00689"></a>00689 
    457. 

  457. <a name="l00690"></a>00690   <span class="comment">/*</span>
    458. 

  458. <a name="l00691"></a>00691 <span class="comment">   * @brief C custom defined SHADD16 for M3 and M0 processors</span>
    459. 

  459. <a name="l00692"></a>00692 <span class="comment">   */</span>
    460. 

  460. <a name="l00693"></a>00693   <span class="keyword">static</span> __INLINE q31_t __SHADD16(
    461. 

  461. <a name="l00694"></a>00694                   q31_t x,
    462. 

  462. <a name="l00695"></a>00695                   q31_t y)
    463. 

  463. <a name="l00696"></a>00696   {
    464. 

  464. <a name="l00697"></a>00697 
    465. 

  465. <a name="l00698"></a>00698     q31_t sum;
    466. 

  466. <a name="l00699"></a>00699     q31_t r, s;
    467. 

  467. <a name="l00700"></a>00700 
    468. 

  468. <a name="l00701"></a>00701     r = (short) x;
    469. 

  469. <a name="l00702"></a>00702     s = (short) y;
    470. 

  470. <a name="l00703"></a>00703 
    471. 

  471. <a name="l00704"></a>00704     r = ((r &gt;&gt; 1) + (s &gt;&gt; 1));
    472. 

  472. <a name="l00705"></a>00705     s = ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) ((x &gt;&gt; 17) + (y &gt;&gt; 17))) &lt;&lt; 16;
    473. 

  473. <a name="l00706"></a>00706 
    474. 

  474. <a name="l00707"></a>00707     sum = (s &amp; 0xFFFF0000) | (r &amp; 0x0000FFFF);
    475. 

  475. <a name="l00708"></a>00708 
    476. 

  476. <a name="l00709"></a>00709     <span class="keywordflow">return</span> sum;
    477. 

  477. <a name="l00710"></a>00710 
    478. 

  478. <a name="l00711"></a>00711   }
    479. 

  479. <a name="l00712"></a>00712 
    480. 

  480. <a name="l00713"></a>00713   <span class="comment">/*</span>
    481. 

  481. <a name="l00714"></a>00714 <span class="comment">   * @brief C custom defined QSUB16 for M3 and M0 processors</span>
    482. 

  482. <a name="l00715"></a>00715 <span class="comment">   */</span>
    483. 

  483. <a name="l00716"></a>00716   <span class="keyword">static</span> __INLINE q31_t __QSUB16(
    484. 

  484. <a name="l00717"></a>00717                  q31_t x,
    485. 

  485. <a name="l00718"></a>00718                  q31_t y)
    486. 

  486. <a name="l00719"></a>00719   {
    487. 

  487. <a name="l00720"></a>00720 
    488. 

  488. <a name="l00721"></a>00721     q31_t sum;
    489. 

  489. <a name="l00722"></a>00722     q31_t r, s;
    490. 

  490. <a name="l00723"></a>00723 
    491. 

  491. <a name="l00724"></a>00724     r = (short) x;
    492. 

  492. <a name="l00725"></a>00725     s = (short) y;
    493. 

  493. <a name="l00726"></a>00726 
    494. 

  494. <a name="l00727"></a>00727     r = __SSAT(r - s, 16);
    495. 

  495. <a name="l00728"></a>00728     s = __SSAT(((q31_t) ((x &gt;&gt; 16) - (y &gt;&gt; 16))), 16) &lt;&lt; 16;
    496. 

  496. <a name="l00729"></a>00729 
    497. 

  497. <a name="l00730"></a>00730     sum = (s &amp; 0xFFFF0000) | (r &amp; 0x0000FFFF);
    498. 

  498. <a name="l00731"></a>00731 
    499. 

  499. <a name="l00732"></a>00732     <span class="keywordflow">return</span> sum;
    500. 

  500. <a name="l00733"></a>00733   }
    501. 

  501. <a name="l00734"></a>00734 
    502. 

  502. <a name="l00735"></a>00735   <span class="comment">/*</span>
    503. 

  503. <a name="l00736"></a>00736 <span class="comment">   * @brief C custom defined SHSUB16 for M3 and M0 processors</span>
    504. 

  504. <a name="l00737"></a>00737 <span class="comment">   */</span>
    505. 

  505. <a name="l00738"></a>00738   <span class="keyword">static</span> __INLINE q31_t __SHSUB16(
    506. 

  506. <a name="l00739"></a>00739                   q31_t x,
    507. 

  507. <a name="l00740"></a>00740                   q31_t y)
    508. 

  508. <a name="l00741"></a>00741   {
    509. 

  509. <a name="l00742"></a>00742 
    510. 

  510. <a name="l00743"></a>00743     q31_t diff;
    511. 

  511. <a name="l00744"></a>00744     q31_t r, s;
    512. 

  512. <a name="l00745"></a>00745 
    513. 

  513. <a name="l00746"></a>00746     r = (short) x;
    514. 

  514. <a name="l00747"></a>00747     s = (short) y;
    515. 

  515. <a name="l00748"></a>00748 
    516. 

  516. <a name="l00749"></a>00749     r = ((r &gt;&gt; 1) - (s &gt;&gt; 1));
    517. 

  517. <a name="l00750"></a>00750     s = (((x &gt;&gt; 17) - (y &gt;&gt; 17)) &lt;&lt; 16);
    518. 

  518. <a name="l00751"></a>00751 
    519. 

  519. <a name="l00752"></a>00752     diff = (s &amp; 0xFFFF0000) | (r &amp; 0x0000FFFF);
    520. 

  520. <a name="l00753"></a>00753 
    521. 

  521. <a name="l00754"></a>00754     <span class="keywordflow">return</span> diff;
    522. 

  522. <a name="l00755"></a>00755   }
    523. 

  523. <a name="l00756"></a>00756 
    524. 

  524. <a name="l00757"></a>00757   <span class="comment">/*</span>
    525. 

  525. <a name="l00758"></a>00758 <span class="comment">   * @brief C custom defined QASX for M3 and M0 processors</span>
    526. 

  526. <a name="l00759"></a>00759 <span class="comment">   */</span>
    527. 

  527. <a name="l00760"></a>00760   <span class="keyword">static</span> __INLINE q31_t __QASX(
    528. 

  528. <a name="l00761"></a>00761                    q31_t x,
    529. 

  529. <a name="l00762"></a>00762                    q31_t y)
    530. 

  530. <a name="l00763"></a>00763   {
    531. 

  531. <a name="l00764"></a>00764 
    532. 

  532. <a name="l00765"></a>00765     q31_t sum = 0;
    533. 

  533. <a name="l00766"></a>00766 
    534. 

  534. <a name="l00767"></a>00767     sum = ((sum + <a class="code" href="arm__math_8h.html#a4af3ca330e14587289518e6565fd04bd" title="Clips Q31 to Q15 values.">clip_q31_to_q15</a>((q31_t) ((<span class="keywordtype">short</span>) (x &gt;&gt; 16) + (<span class="keywordtype">short</span>) y))) &lt;&lt; 16) +
    535. 

  535. <a name="l00768"></a>00768       <a class="code" href="arm__math_8h.html#a4af3ca330e14587289518e6565fd04bd" title="Clips Q31 to Q15 values.">clip_q31_to_q15</a>((q31_t) ((<span class="keywordtype">short</span>) x - (<span class="keywordtype">short</span>) (y &gt;&gt; 16)));
    536. 

  536. <a name="l00769"></a>00769 
    537. 

  537. <a name="l00770"></a>00770     <span class="keywordflow">return</span> sum;
    538. 

  538. <a name="l00771"></a>00771   }
    539. 

  539. <a name="l00772"></a>00772 
    540. 

  540. <a name="l00773"></a>00773   <span class="comment">/*</span>
    541. 

  541. <a name="l00774"></a>00774 <span class="comment">   * @brief C custom defined SHASX for M3 and M0 processors</span>
    542. 

  542. <a name="l00775"></a>00775 <span class="comment">   */</span>
    543. 

  543. <a name="l00776"></a>00776   <span class="keyword">static</span> __INLINE q31_t __SHASX(
    544. 

  544. <a name="l00777"></a>00777                 q31_t x,
    545. 

  545. <a name="l00778"></a>00778                 q31_t y)
    546. 

  546. <a name="l00779"></a>00779   {
    547. 

  547. <a name="l00780"></a>00780 
    548. 

  548. <a name="l00781"></a>00781     q31_t sum;
    549. 

  549. <a name="l00782"></a>00782     q31_t r, s;
    550. 

  550. <a name="l00783"></a>00783 
    551. 

  551. <a name="l00784"></a>00784     r = (short) x;
    552. 

  552. <a name="l00785"></a>00785     s = (short) y;
    553. 

  553. <a name="l00786"></a>00786 
    554. 

  554. <a name="l00787"></a>00787     r = ((r &gt;&gt; 1) - (y &gt;&gt; 17));
    555. 

  555. <a name="l00788"></a>00788     s = (((x &gt;&gt; 17) + (s &gt;&gt; 1)) &lt;&lt; 16);
    556. 

  556. <a name="l00789"></a>00789 
    557. 

  557. <a name="l00790"></a>00790     sum = (s &amp; 0xFFFF0000) | (r &amp; 0x0000FFFF);
    558. 

  558. <a name="l00791"></a>00791 
    559. 

  559. <a name="l00792"></a>00792     <span class="keywordflow">return</span> sum;
    560. 

  560. <a name="l00793"></a>00793   }
    561. 

  561. <a name="l00794"></a>00794 
    562. 

  562. <a name="l00795"></a>00795 
    563. 

  563. <a name="l00796"></a>00796   <span class="comment">/*</span>
    564. 

  564. <a name="l00797"></a>00797 <span class="comment">   * @brief C custom defined QSAX for M3 and M0 processors</span>
    565. 

  565. <a name="l00798"></a>00798 <span class="comment">   */</span>
    566. 

  566. <a name="l00799"></a>00799   <span class="keyword">static</span> __INLINE q31_t __QSAX(
    567. 

  567. <a name="l00800"></a>00800                    q31_t x,
    568. 

  568. <a name="l00801"></a>00801                    q31_t y)
    569. 

  569. <a name="l00802"></a>00802   {
    570. 

  570. <a name="l00803"></a>00803 
    571. 

  571. <a name="l00804"></a>00804     q31_t sum = 0;
    572. 

  572. <a name="l00805"></a>00805 
    573. 

  573. <a name="l00806"></a>00806     sum = ((sum + <a class="code" href="arm__math_8h.html#a4af3ca330e14587289518e6565fd04bd" title="Clips Q31 to Q15 values.">clip_q31_to_q15</a>((q31_t) ((<span class="keywordtype">short</span>) (x &gt;&gt; 16) - (<span class="keywordtype">short</span>) y))) &lt;&lt; 16) +
    574. 

  574. <a name="l00807"></a>00807       <a class="code" href="arm__math_8h.html#a4af3ca330e14587289518e6565fd04bd" title="Clips Q31 to Q15 values.">clip_q31_to_q15</a>((q31_t) ((<span class="keywordtype">short</span>) x + (<span class="keywordtype">short</span>) (y &gt;&gt; 16)));
    575. 

  575. <a name="l00808"></a>00808 
    576. 

  576. <a name="l00809"></a>00809     <span class="keywordflow">return</span> sum;
    577. 

  577. <a name="l00810"></a>00810   }
    578. 

  578. <a name="l00811"></a>00811 
    579. 

  579. <a name="l00812"></a>00812   <span class="comment">/*</span>
    580. 

  580. <a name="l00813"></a>00813 <span class="comment">   * @brief C custom defined SHSAX for M3 and M0 processors</span>
    581. 

  581. <a name="l00814"></a>00814 <span class="comment">   */</span>
    582. 

  582. <a name="l00815"></a>00815   <span class="keyword">static</span> __INLINE q31_t __SHSAX(
    583. 

  583. <a name="l00816"></a>00816                 q31_t x,
    584. 

  584. <a name="l00817"></a>00817                 q31_t y)
    585. 

  585. <a name="l00818"></a>00818   {
    586. 

  586. <a name="l00819"></a>00819 
    587. 

  587. <a name="l00820"></a>00820     q31_t sum;
    588. 

  588. <a name="l00821"></a>00821     q31_t r, s;
    589. 

  589. <a name="l00822"></a>00822 
    590. 

  590. <a name="l00823"></a>00823     r = (short) x;
    591. 

  591. <a name="l00824"></a>00824     s = (short) y;
    592. 

  592. <a name="l00825"></a>00825 
    593. 

  593. <a name="l00826"></a>00826     r = ((r &gt;&gt; 1) + (y &gt;&gt; 17));
    594. 

  594. <a name="l00827"></a>00827     s = (((x &gt;&gt; 17) - (s &gt;&gt; 1)) &lt;&lt; 16);
    595. 

  595. <a name="l00828"></a>00828 
    596. 

  596. <a name="l00829"></a>00829     sum = (s &amp; 0xFFFF0000) | (r &amp; 0x0000FFFF);
    597. 

  597. <a name="l00830"></a>00830 
    598. 

  598. <a name="l00831"></a>00831     <span class="keywordflow">return</span> sum;
    599. 

  599. <a name="l00832"></a>00832   }
    600. 

  600. <a name="l00833"></a>00833 
    601. 

  601. <a name="l00834"></a>00834   <span class="comment">/*</span>
    602. 

  602. <a name="l00835"></a>00835 <span class="comment">   * @brief C custom defined SMUSDX for M3 and M0 processors</span>
    603. 

  603. <a name="l00836"></a>00836 <span class="comment">   */</span>
    604. 

  604. <a name="l00837"></a>00837   <span class="keyword">static</span> __INLINE q31_t __SMUSDX(
    605. 

  605. <a name="l00838"></a>00838                  q31_t x,
    606. 

  606. <a name="l00839"></a>00839                  q31_t y)
    607. 

  607. <a name="l00840"></a>00840   {
    608. 

  608. <a name="l00841"></a>00841 
    609. 

  609. <a name="l00842"></a>00842     <span class="keywordflow">return</span> ((q31_t)(((<span class="keywordtype">short</span>) x * (<span class="keywordtype">short</span>) (y &gt;&gt; 16)) -
    610. 

  610. <a name="l00843"></a>00843             ((<span class="keywordtype">short</span>) (x &gt;&gt; 16) * (<span class="keywordtype">short</span>) y)));
    611. 

  611. <a name="l00844"></a>00844   }
    612. 

  612. <a name="l00845"></a>00845 
    613. 

  613. <a name="l00846"></a>00846   <span class="comment">/*</span>
    614. 

  614. <a name="l00847"></a>00847 <span class="comment">   * @brief C custom defined SMUADX for M3 and M0 processors</span>
    615. 

  615. <a name="l00848"></a>00848 <span class="comment">   */</span>
    616. 

  616. <a name="l00849"></a>00849   <span class="keyword">static</span> __INLINE q31_t __SMUADX(
    617. 

  617. <a name="l00850"></a>00850                  q31_t x,
    618. 

  618. <a name="l00851"></a>00851                  q31_t y)
    619. 

  619. <a name="l00852"></a>00852   {
    620. 

  620. <a name="l00853"></a>00853 
    621. 

  621. <a name="l00854"></a>00854     <span class="keywordflow">return</span> ((q31_t)(((<span class="keywordtype">short</span>) x * (<span class="keywordtype">short</span>) (y &gt;&gt; 16)) +
    622. 

  622. <a name="l00855"></a>00855             ((<span class="keywordtype">short</span>) (x &gt;&gt; 16) * (<span class="keywordtype">short</span>) y)));
    623. 

  623. <a name="l00856"></a>00856   }
    624. 

  624. <a name="l00857"></a>00857 
    625. 

  625. <a name="l00858"></a>00858   <span class="comment">/*</span>
    626. 

  626. <a name="l00859"></a>00859 <span class="comment">   * @brief C custom defined QADD for M3 and M0 processors</span>
    627. 

  627. <a name="l00860"></a>00860 <span class="comment">   */</span>
    628. 

  628. <a name="l00861"></a>00861   <span class="keyword">static</span> __INLINE q31_t __QADD(
    629. 

  629. <a name="l00862"></a>00862                    q31_t x,
    630. 

  630. <a name="l00863"></a>00863                    q31_t y)
    631. 

  631. <a name="l00864"></a>00864   {
    632. 

  632. <a name="l00865"></a>00865     <span class="keywordflow">return</span> <a class="code" href="arm__math_8h.html#ad7373e53d3c2e1adfeafc8c2e9720b5c" title="Clips Q63 to Q31 values.">clip_q63_to_q31</a>((q63_t) x + y);
    633. 

  633. <a name="l00866"></a>00866   }
    634. 

  634. <a name="l00867"></a>00867 
    635. 

  635. <a name="l00868"></a>00868   <span class="comment">/*</span>
    636. 

  636. <a name="l00869"></a>00869 <span class="comment">   * @brief C custom defined QSUB for M3 and M0 processors</span>
    637. 

  637. <a name="l00870"></a>00870 <span class="comment">   */</span>
    638. 

  638. <a name="l00871"></a>00871   <span class="keyword">static</span> __INLINE q31_t __QSUB(
    639. 

  639. <a name="l00872"></a>00872                    q31_t x,
    640. 

  640. <a name="l00873"></a>00873                    q31_t y)
    641. 

  641. <a name="l00874"></a>00874   {
    642. 

  642. <a name="l00875"></a>00875     <span class="keywordflow">return</span> <a class="code" href="arm__math_8h.html#ad7373e53d3c2e1adfeafc8c2e9720b5c" title="Clips Q63 to Q31 values.">clip_q63_to_q31</a>((q63_t) x - y);
    643. 

  643. <a name="l00876"></a>00876   }
    644. 

  644. <a name="l00877"></a>00877 
    645. 

  645. <a name="l00878"></a>00878   <span class="comment">/*</span>
    646. 

  646. <a name="l00879"></a>00879 <span class="comment">   * @brief C custom defined SMLAD for M3 and M0 processors</span>
    647. 

  647. <a name="l00880"></a>00880 <span class="comment">   */</span>
    648. 

  648. <a name="l00881"></a>00881   <span class="keyword">static</span> __INLINE q31_t __SMLAD(
    649. 

  649. <a name="l00882"></a>00882                 q31_t x,
    650. 

  650. <a name="l00883"></a>00883                 q31_t y,
    651. 

  651. <a name="l00884"></a>00884                 q31_t sum)
    652. 

  652. <a name="l00885"></a>00885   {
    653. 

  653. <a name="l00886"></a>00886 
    654. 

  654. <a name="l00887"></a>00887     <span class="keywordflow">return</span> (sum + ((<span class="keywordtype">short</span>) (x &gt;&gt; 16) * (<span class="keywordtype">short</span>) (y &gt;&gt; 16)) +
    655. 

  655. <a name="l00888"></a>00888             ((<span class="keywordtype">short</span>) x * (<span class="keywordtype">short</span>) y));
    656. 

  656. <a name="l00889"></a>00889   }
    657. 

  657. <a name="l00890"></a>00890 
    658. 

  658. <a name="l00891"></a>00891   <span class="comment">/*</span>
    659. 

  659. <a name="l00892"></a>00892 <span class="comment">   * @brief C custom defined SMLADX for M3 and M0 processors</span>
    660. 

  660. <a name="l00893"></a>00893 <span class="comment">   */</span>
    661. 

  661. <a name="l00894"></a>00894   <span class="keyword">static</span> __INLINE q31_t __SMLADX(
    662. 

  662. <a name="l00895"></a>00895                  q31_t x,
    663. 

  663. <a name="l00896"></a>00896                  q31_t y,
    664. 

  664. <a name="l00897"></a>00897                  q31_t sum)
    665. 

  665. <a name="l00898"></a>00898   {
    666. 

  666. <a name="l00899"></a>00899 
    667. 

  667. <a name="l00900"></a>00900     <span class="keywordflow">return</span> (sum + ((<span class="keywordtype">short</span>) (x &gt;&gt; 16) * (<span class="keywordtype">short</span>) (y)) +
    668. 

  668. <a name="l00901"></a>00901             ((<span class="keywordtype">short</span>) x * (<span class="keywordtype">short</span>) (y &gt;&gt; 16)));
    669. 

  669. <a name="l00902"></a>00902   }
    670. 

  670. <a name="l00903"></a>00903 
    671. 

  671. <a name="l00904"></a>00904   <span class="comment">/*</span>
    672. 

  672. <a name="l00905"></a>00905 <span class="comment">   * @brief C custom defined SMLSDX for M3 and M0 processors</span>
    673. 

  673. <a name="l00906"></a>00906 <span class="comment">   */</span>
    674. 

  674. <a name="l00907"></a>00907   <span class="keyword">static</span> __INLINE q31_t __SMLSDX(
    675. 

  675. <a name="l00908"></a>00908                  q31_t x,
    676. 

  676. <a name="l00909"></a>00909                  q31_t y,
    677. 

  677. <a name="l00910"></a>00910                  q31_t sum)
    678. 

  678. <a name="l00911"></a>00911   {
    679. 

  679. <a name="l00912"></a>00912 
    680. 

  680. <a name="l00913"></a>00913     <span class="keywordflow">return</span> (sum - ((<span class="keywordtype">short</span>) (x &gt;&gt; 16) * (<span class="keywordtype">short</span>) (y)) +
    681. 

  681. <a name="l00914"></a>00914             ((<span class="keywordtype">short</span>) x * (<span class="keywordtype">short</span>) (y &gt;&gt; 16)));
    682. 

  682. <a name="l00915"></a>00915   }
    683. 

  683. <a name="l00916"></a>00916 
    684. 

  684. <a name="l00917"></a>00917   <span class="comment">/*</span>
    685. 

  685. <a name="l00918"></a>00918 <span class="comment">   * @brief C custom defined SMLALD for M3 and M0 processors</span>
    686. 

  686. <a name="l00919"></a>00919 <span class="comment">   */</span>
    687. 

  687. <a name="l00920"></a>00920   <span class="keyword">static</span> __INLINE q63_t __SMLALD(
    688. 

  688. <a name="l00921"></a>00921                  q31_t x,
    689. 

  689. <a name="l00922"></a>00922                  q31_t y,
    690. 

  690. <a name="l00923"></a>00923                  q63_t sum)
    691. 

  691. <a name="l00924"></a>00924   {
    692. 

  692. <a name="l00925"></a>00925 
    693. 

  693. <a name="l00926"></a>00926     <span class="keywordflow">return</span> (sum + ((<span class="keywordtype">short</span>) (x &gt;&gt; 16) * (<span class="keywordtype">short</span>) (y &gt;&gt; 16)) +
    694. 

  694. <a name="l00927"></a>00927             ((<span class="keywordtype">short</span>) x * (<span class="keywordtype">short</span>) y));
    695. 

  695. <a name="l00928"></a>00928   }
    696. 

  696. <a name="l00929"></a>00929 
    697. 

  697. <a name="l00930"></a>00930   <span class="comment">/*</span>
    698. 

  698. <a name="l00931"></a>00931 <span class="comment">   * @brief C custom defined SMLALDX for M3 and M0 processors</span>
    699. 

  699. <a name="l00932"></a>00932 <span class="comment">   */</span>
    700. 

  700. <a name="l00933"></a>00933   <span class="keyword">static</span> __INLINE q63_t __SMLALDX(
    701. 

  701. <a name="l00934"></a>00934                   q31_t x,
    702. 

  702. <a name="l00935"></a>00935                   q31_t y,
    703. 

  703. <a name="l00936"></a>00936                   q63_t sum)
    704. 

  704. <a name="l00937"></a>00937   {
    705. 

  705. <a name="l00938"></a>00938 
    706. 

  706. <a name="l00939"></a>00939     <span class="keywordflow">return</span> (sum + ((<span class="keywordtype">short</span>) (x &gt;&gt; 16) * (<span class="keywordtype">short</span>) y)) +
    707. 

  707. <a name="l00940"></a>00940       ((short) x * (<span class="keywordtype">short</span>) (y &gt;&gt; 16));
    708. 

  708. <a name="l00941"></a>00941   }
    709. 

  709. <a name="l00942"></a>00942 
    710. 

  710. <a name="l00943"></a>00943   <span class="comment">/*</span>
    711. 

  711. <a name="l00944"></a>00944 <span class="comment">   * @brief C custom defined SMUAD for M3 and M0 processors</span>
    712. 

  712. <a name="l00945"></a>00945 <span class="comment">   */</span>
    713. 

  713. <a name="l00946"></a>00946   <span class="keyword">static</span> __INLINE q31_t __SMUAD(
    714. 

  714. <a name="l00947"></a>00947                 q31_t x,
    715. 

  715. <a name="l00948"></a>00948                 q31_t y)
    716. 

  716. <a name="l00949"></a>00949   {
    717. 

  717. <a name="l00950"></a>00950 
    718. 

  718. <a name="l00951"></a>00951     <span class="keywordflow">return</span> (((x &gt;&gt; 16) * (y &gt;&gt; 16)) +
    719. 

  719. <a name="l00952"></a>00952             (((x &lt;&lt; 16) &gt;&gt; 16) * ((y &lt;&lt; 16) &gt;&gt; 16)));
    720. 

  720. <a name="l00953"></a>00953   }
    721. 

  721. <a name="l00954"></a>00954 
    722. 

  722. <a name="l00955"></a>00955   <span class="comment">/*</span>
    723. 

  723. <a name="l00956"></a>00956 <span class="comment">   * @brief C custom defined SMUSD for M3 and M0 processors</span>
    724. 

  724. <a name="l00957"></a>00957 <span class="comment">   */</span>
    725. 

  725. <a name="l00958"></a>00958   <span class="keyword">static</span> __INLINE q31_t __SMUSD(
    726. 

  726. <a name="l00959"></a>00959                 q31_t x,
    727. 

  727. <a name="l00960"></a>00960                 q31_t y)
    728. 

  728. <a name="l00961"></a>00961   {
    729. 

  729. <a name="l00962"></a>00962 
    730. 

  730. <a name="l00963"></a>00963     <span class="keywordflow">return</span> (-((x &gt;&gt; 16) * (y &gt;&gt; 16)) +
    731. 

  731. <a name="l00964"></a>00964             (((x &lt;&lt; 16) &gt;&gt; 16) * ((y &lt;&lt; 16) &gt;&gt; 16)));
    732. 

  732. <a name="l00965"></a>00965   }
    733. 

  733. <a name="l00966"></a>00966 
    734. 

  734. <a name="l00967"></a>00967 
    735. 

  735. <a name="l00968"></a>00968 
    736. 

  736. <a name="l00969"></a>00969 
    737. 

  737. <a name="l00970"></a>00970 <span class="preprocessor">#endif </span><span class="comment">/* (ARM_MATH_CM3) || defined (ARM_MATH_CM0) */</span>
    738. 

  738. <a name="l00971"></a>00971 
    739. 

  739. <a name="l00972"></a>00972 
    740. 

  740. <a name="l00976"></a><a class="code" href="structarm__fir__instance__q7.html">00976</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    741. 

  741. <a name="l00977"></a>00977   {
    742. 

  742. <a name="l00978"></a><a class="code" href="structarm__fir__instance__q7.html#a9b50840e2c5ef5b17e1a584fb4cf0d06">00978</a>     uint16_t <a class="code" href="structarm__fir__instance__q7.html#a9b50840e2c5ef5b17e1a584fb4cf0d06">numTaps</a>;        
    743. 

  743. <a name="l00979"></a><a class="code" href="structarm__fir__instance__q7.html#aaddea3b9c7e16ddfd9428b7bf9f9c200">00979</a>     q7_t *<a class="code" href="structarm__fir__instance__q7.html#aaddea3b9c7e16ddfd9428b7bf9f9c200">pState</a>;            
    744. 

  744. <a name="l00980"></a><a class="code" href="structarm__fir__instance__q7.html#a0e45aedefc3fffad6cb315c5b6e5bd49">00980</a>     q7_t *<a class="code" href="structarm__fir__instance__q7.html#a0e45aedefc3fffad6cb315c5b6e5bd49">pCoeffs</a>;           
    745. 

  745. <a name="l00981"></a>00981   } <a class="code" href="structarm__fir__instance__q7.html" title="Instance structure for the Q7 FIR filter.">arm_fir_instance_q7</a>;
    746. 

  746. <a name="l00982"></a>00982 
    747. 

  747. <a name="l00986"></a><a class="code" href="structarm__fir__instance__q15.html">00986</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    748. 

  748. <a name="l00987"></a>00987   {
    749. 

  749. <a name="l00988"></a><a class="code" href="structarm__fir__instance__q15.html#a0e46f93cf51bfb18b1be808be9c5bfc9">00988</a>     uint16_t <a class="code" href="structarm__fir__instance__q15.html#a0e46f93cf51bfb18b1be808be9c5bfc9">numTaps</a>;         
    750. 

  750. <a name="l00989"></a><a class="code" href="structarm__fir__instance__q15.html#aa8d25f44f45b6a6c4cf38c31569b8a01">00989</a>     q15_t *<a class="code" href="structarm__fir__instance__q15.html#aa8d25f44f45b6a6c4cf38c31569b8a01">pState</a>;            
    751. 

  751. <a name="l00990"></a><a class="code" href="structarm__fir__instance__q15.html#a6d16db16a5f8f0db54938f2967244d9e">00990</a>     q15_t *<a class="code" href="structarm__fir__instance__q15.html#a6d16db16a5f8f0db54938f2967244d9e">pCoeffs</a>;           
    752. 

  752. <a name="l00991"></a>00991   } <a class="code" href="structarm__fir__instance__q15.html" title="Instance structure for the Q15 FIR filter.">arm_fir_instance_q15</a>;
    753. 

  753. <a name="l00992"></a>00992 
    754. 

  754. <a name="l00996"></a><a class="code" href="structarm__fir__instance__q31.html">00996</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    755. 

  755. <a name="l00997"></a>00997   {
    756. 

  756. <a name="l00998"></a><a class="code" href="structarm__fir__instance__q31.html#a918fadd775b7a0482b21bf34dae2f094">00998</a>     uint16_t <a class="code" href="structarm__fir__instance__q31.html#a918fadd775b7a0482b21bf34dae2f094">numTaps</a>;         
    757. 

  757. <a name="l00999"></a><a class="code" href="structarm__fir__instance__q31.html#a409f39c93b744784648bdc365541444d">00999</a>     q31_t *<a class="code" href="structarm__fir__instance__q31.html#a409f39c93b744784648bdc365541444d">pState</a>;            
    758. 

  758. <a name="l01000"></a><a class="code" href="structarm__fir__instance__q31.html#afaae4c884bdf11a4ec2f3b9bb2bb51d0">01000</a>     q31_t *<a class="code" href="structarm__fir__instance__q31.html#afaae4c884bdf11a4ec2f3b9bb2bb51d0">pCoeffs</a>;           
    759. 

  759. <a name="l01001"></a>01001   } <a class="code" href="structarm__fir__instance__q31.html" title="Instance structure for the Q31 FIR filter.">arm_fir_instance_q31</a>;
    760. 

  760. <a name="l01002"></a>01002 
    761. 

  761. <a name="l01006"></a><a class="code" href="structarm__fir__instance__f32.html">01006</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    762. 

  762. <a name="l01007"></a>01007   {
    763. 

  763. <a name="l01008"></a><a class="code" href="structarm__fir__instance__f32.html#a20cf98c92b5323799b7881c9ff4d2f7c">01008</a>     uint16_t <a class="code" href="structarm__fir__instance__f32.html#a20cf98c92b5323799b7881c9ff4d2f7c">numTaps</a>;     
    764. 

  764. <a name="l01009"></a><a class="code" href="structarm__fir__instance__f32.html#a7afcf4022e8560db9b8fd28b0d090a15">01009</a>     float32_t *<a class="code" href="structarm__fir__instance__f32.html#a7afcf4022e8560db9b8fd28b0d090a15">pState</a>;    
    765. 

  765. <a name="l01010"></a><a class="code" href="structarm__fir__instance__f32.html#a1c9cfca901d5902afeb640f2831488f4">01010</a>     float32_t *<a class="code" href="structarm__fir__instance__f32.html#a1c9cfca901d5902afeb640f2831488f4">pCoeffs</a>;   
    766. 

  766. <a name="l01011"></a>01011   } <a class="code" href="structarm__fir__instance__f32.html" title="Instance structure for the floating-point FIR filter.">arm_fir_instance_f32</a>;
    767. 

  767. <a name="l01012"></a>01012 
    768. 

  768. <a name="l01013"></a>01013 
    769. 

  769. <a name="l01022"></a>01022   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r.html#ga31c91a0bf0962327ef8f626fae68ea32" title="Processing function for the Q7 FIR filter.">arm_fir_q7</a>(
    770. 

  770. <a name="l01023"></a>01023           <span class="keyword">const</span> <a class="code" href="structarm__fir__instance__q7.html" title="Instance structure for the Q7 FIR filter.">arm_fir_instance_q7</a> * S,
    771. 

  771. <a name="l01024"></a>01024            q7_t * pSrc,
    772. 

  772. <a name="l01025"></a>01025           q7_t * pDst,
    773. 

  773. <a name="l01026"></a>01026           uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    774. 

  774. <a name="l01027"></a>01027 
    775. 

  775. <a name="l01028"></a>01028 
    776. 

  776. <a name="l01038"></a>01038   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r.html#ga88e48688224d42dc173dbcec702f0c1d" title="Initialization function for the Q7 FIR filter.">arm_fir_init_q7</a>(
    777. 

  777. <a name="l01039"></a>01039                <a class="code" href="structarm__fir__instance__q7.html" title="Instance structure for the Q7 FIR filter.">arm_fir_instance_q7</a> * S,
    778. 

  778. <a name="l01040"></a>01040                uint16_t numTaps,
    779. 

  779. <a name="l01041"></a>01041                q7_t * pCoeffs,
    780. 

  780. <a name="l01042"></a>01042                q7_t * pState,
    781. 

  781. <a name="l01043"></a>01043                uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    782. 

  782. <a name="l01044"></a>01044 
    783. 

  783. <a name="l01045"></a>01045 
    784. 

  784. <a name="l01054"></a>01054   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r.html#ga262d173058d6f80fdf60404ba262a8f5" title="Processing function for the Q15 FIR filter.">arm_fir_q15</a>(
    785. 

  785. <a name="l01055"></a>01055            <span class="keyword">const</span> <a class="code" href="structarm__fir__instance__q15.html" title="Instance structure for the Q15 FIR filter.">arm_fir_instance_q15</a> * S,
    786. 

  786. <a name="l01056"></a>01056             q15_t * pSrc,
    787. 

  787. <a name="l01057"></a>01057            q15_t * pDst,
    788. 

  788. <a name="l01058"></a>01058            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    789. 

  789. <a name="l01059"></a>01059 
    790. 

  790. <a name="l01068"></a>01068   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r.html#gac7d35e9472e49ccd88800f37f3476bd3" title="Processing function for the fast Q15 FIR filter for Cortex-M3 and Cortex-M4.">arm_fir_fast_q15</a>(
    791. 

  791. <a name="l01069"></a>01069             <span class="keyword">const</span> <a class="code" href="structarm__fir__instance__q15.html" title="Instance structure for the Q15 FIR filter.">arm_fir_instance_q15</a> * S,
    792. 

  792. <a name="l01070"></a>01070              q15_t * pSrc,
    793. 

  793. <a name="l01071"></a>01071             q15_t * pDst,
    794. 

  794. <a name="l01072"></a>01072             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    795. 

  795. <a name="l01073"></a>01073 
    796. 

  796. <a name="l01085"></a>01085        <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___f_i_r.html#gae2a50f692f41ba57e44ed0719b1368bd" title="Initialization function for the Q15 FIR filter.">arm_fir_init_q15</a>(
    797. 

  797. <a name="l01086"></a>01086                   <a class="code" href="structarm__fir__instance__q15.html" title="Instance structure for the Q15 FIR filter.">arm_fir_instance_q15</a> * S,
    798. 

  798. <a name="l01087"></a>01087                   uint16_t numTaps,
    799. 

  799. <a name="l01088"></a>01088                   q15_t * pCoeffs,
    800. 

  800. <a name="l01089"></a>01089                   q15_t * pState,
    801. 

  801. <a name="l01090"></a>01090                   uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    802. 

  802. <a name="l01091"></a>01091 
    803. 

  803. <a name="l01100"></a>01100   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r.html#gaadd938c68ab08967cbb5fc696f384bb5" title="Processing function for the Q31 FIR filter.">arm_fir_q31</a>(
    804. 

  804. <a name="l01101"></a>01101            <span class="keyword">const</span> <a class="code" href="structarm__fir__instance__q31.html" title="Instance structure for the Q31 FIR filter.">arm_fir_instance_q31</a> * S,
    805. 

  805. <a name="l01102"></a>01102             q31_t * pSrc,
    806. 

  806. <a name="l01103"></a>01103            q31_t * pDst,
    807. 

  807. <a name="l01104"></a>01104            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    808. 

  808. <a name="l01105"></a>01105 
    809. 

  809. <a name="l01114"></a>01114   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r.html#ga55aa292e057b43c376428ea1d9a938cc" title="Processing function for the fast Q31 FIR filter for Cortex-M3 and Cortex-M4.">arm_fir_fast_q31</a>(
    810. 

  810. <a name="l01115"></a>01115             <span class="keyword">const</span> <a class="code" href="structarm__fir__instance__q31.html" title="Instance structure for the Q31 FIR filter.">arm_fir_instance_q31</a> * S,
    811. 

  811. <a name="l01116"></a>01116              q31_t * pSrc,
    812. 

  812. <a name="l01117"></a>01117             q31_t * pDst,
    813. 

  813. <a name="l01118"></a>01118             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    814. 

  814. <a name="l01119"></a>01119 
    815. 

  815. <a name="l01129"></a>01129   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r.html#gac00d53af87684cbbe135767b55e748a5" title="Initialization function for the Q31 FIR filter.">arm_fir_init_q31</a>(
    816. 

  816. <a name="l01130"></a>01130             <a class="code" href="structarm__fir__instance__q31.html" title="Instance structure for the Q31 FIR filter.">arm_fir_instance_q31</a> * S,
    817. 

  817. <a name="l01131"></a>01131             uint16_t numTaps,
    818. 

  818. <a name="l01132"></a>01132             q31_t * pCoeffs,
    819. 

  819. <a name="l01133"></a>01133             q31_t * pState,
    820. 

  820. <a name="l01134"></a>01134             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    821. 

  821. <a name="l01135"></a>01135 
    822. 

  822. <a name="l01144"></a>01144   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r.html#gae8fb334ea67eb6ecbd31824ddc14cd6a" title="Processing function for the floating-point FIR filter.">arm_fir_f32</a>(
    823. 

  823. <a name="l01145"></a>01145            <span class="keyword">const</span> <a class="code" href="structarm__fir__instance__f32.html" title="Instance structure for the floating-point FIR filter.">arm_fir_instance_f32</a> * S,
    824. 

  824. <a name="l01146"></a>01146             float32_t * pSrc,
    825. 

  825. <a name="l01147"></a>01147            float32_t * pDst,
    826. 

  826. <a name="l01148"></a>01148            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    827. 

  827. <a name="l01149"></a>01149 
    828. 

  828. <a name="l01159"></a>01159   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r.html#ga98d13def6427e29522829f945d0967db" title="Initialization function for the floating-point FIR filter.">arm_fir_init_f32</a>(
    829. 

  829. <a name="l01160"></a>01160             <a class="code" href="structarm__fir__instance__f32.html" title="Instance structure for the floating-point FIR filter.">arm_fir_instance_f32</a> * S,
    830. 

  830. <a name="l01161"></a>01161             uint16_t numTaps,
    831. 

  831. <a name="l01162"></a>01162             float32_t * pCoeffs,
    832. 

  832. <a name="l01163"></a>01163             float32_t * pState,
    833. 

  833. <a name="l01164"></a>01164             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    834. 

  834. <a name="l01165"></a>01165 
    835. 

  835. <a name="l01166"></a>01166 
    836. 

  836. <a name="l01170"></a><a class="code" href="structarm__biquad__casd__df1__inst__q15.html">01170</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    837. 

  837. <a name="l01171"></a>01171   {
    838. 

  838. <a name="l01172"></a><a class="code" href="structarm__biquad__casd__df1__inst__q15.html#ad6d95e70abcf4ff1300181415ad92153">01172</a>     int8_t <a class="code" href="structarm__biquad__casd__df1__inst__q15.html#ad6d95e70abcf4ff1300181415ad92153">numStages</a>;         
    839. 

  839. <a name="l01173"></a><a class="code" href="structarm__biquad__casd__df1__inst__q15.html#a5481104ef2f8f81360b80b47d69ae932">01173</a>     q15_t *<a class="code" href="structarm__biquad__casd__df1__inst__q15.html#a5481104ef2f8f81360b80b47d69ae932">pState</a>;            
    840. 

  840. <a name="l01174"></a><a class="code" href="structarm__biquad__casd__df1__inst__q15.html#a1edaacdebb5b09d7635bf20c779855fc">01174</a>     q15_t *<a class="code" href="structarm__biquad__casd__df1__inst__q15.html#a1edaacdebb5b09d7635bf20c779855fc">pCoeffs</a>;           
    841. 

  841. <a name="l01175"></a><a class="code" href="structarm__biquad__casd__df1__inst__q15.html#ada7e9d6269e6ed4eacf8f68729e9832d">01175</a>     int8_t <a class="code" href="structarm__biquad__casd__df1__inst__q15.html#ada7e9d6269e6ed4eacf8f68729e9832d">postShift</a>;         
    842. 

  842. <a name="l01177"></a>01177   } <a class="code" href="structarm__biquad__casd__df1__inst__q15.html" title="Instance structure for the Q15 Biquad cascade filter.">arm_biquad_casd_df1_inst_q15</a>;
    843. 

  843. <a name="l01178"></a>01178 
    844. 

  844. <a name="l01179"></a>01179 
    845. 

  845. <a name="l01183"></a><a class="code" href="structarm__biquad__casd__df1__inst__q31.html">01183</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    846. 

  846. <a name="l01184"></a>01184   {
    847. 

  847. <a name="l01185"></a><a class="code" href="structarm__biquad__casd__df1__inst__q31.html#a2c2b579f1df1d8273a5d9d945c27e1b2">01185</a>     uint32_t <a class="code" href="structarm__biquad__casd__df1__inst__q31.html#a2c2b579f1df1d8273a5d9d945c27e1b2">numStages</a>;      
    848. 

  848. <a name="l01186"></a><a class="code" href="structarm__biquad__casd__df1__inst__q31.html#a5dcf4727f58eb4e8e8b392508d8657bb">01186</a>     q31_t *<a class="code" href="structarm__biquad__casd__df1__inst__q31.html#a5dcf4727f58eb4e8e8b392508d8657bb">pState</a>;           
    849. 

  849. <a name="l01187"></a><a class="code" href="structarm__biquad__casd__df1__inst__q31.html#aa62366c632f3b5305086f841f079dbd2">01187</a>     q31_t *<a class="code" href="structarm__biquad__casd__df1__inst__q31.html#aa62366c632f3b5305086f841f079dbd2">pCoeffs</a>;          
    850. 

  850. <a name="l01188"></a><a class="code" href="structarm__biquad__casd__df1__inst__q31.html#a636c7fbe09ec4bef0bc0a4b4e2151cbe">01188</a>     uint8_t <a class="code" href="structarm__biquad__casd__df1__inst__q31.html#a636c7fbe09ec4bef0bc0a4b4e2151cbe">postShift</a>;       
    851. 

  851. <a name="l01190"></a>01190   } <a class="code" href="structarm__biquad__casd__df1__inst__q31.html" title="Instance structure for the Q31 Biquad cascade filter.">arm_biquad_casd_df1_inst_q31</a>;
    852. 

  852. <a name="l01191"></a>01191 
    853. 

  853. <a name="l01195"></a><a class="code" href="structarm__biquad__casd__df1__inst__f32.html">01195</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    854. 

  854. <a name="l01196"></a>01196   {
    855. 

  855. <a name="l01197"></a><a class="code" href="structarm__biquad__casd__df1__inst__f32.html#af69820c37a87252c46453e4cfe120585">01197</a>     uint32_t <a class="code" href="structarm__biquad__casd__df1__inst__f32.html#af69820c37a87252c46453e4cfe120585">numStages</a>;         
    856. 

  856. <a name="l01198"></a><a class="code" href="structarm__biquad__casd__df1__inst__f32.html#a8c245d79e0d8cfabc82409d4b54fb682">01198</a>     float32_t *<a class="code" href="structarm__biquad__casd__df1__inst__f32.html#a8c245d79e0d8cfabc82409d4b54fb682">pState</a>;          
    857. 

  857. <a name="l01199"></a><a class="code" href="structarm__biquad__casd__df1__inst__f32.html#af9df3820576fb921809d1462c9c6d16c">01199</a>     float32_t *<a class="code" href="structarm__biquad__casd__df1__inst__f32.html#af9df3820576fb921809d1462c9c6d16c">pCoeffs</a>;         
    858. 

  858. <a name="l01202"></a>01202   } <a class="code" href="structarm__biquad__casd__df1__inst__f32.html" title="Instance structure for the floating-point Biquad cascade filter.">arm_biquad_casd_df1_inst_f32</a>;
    859. 

  859. <a name="l01203"></a>01203 
    860. 

  860. <a name="l01204"></a>01204 
    861. 

  861. <a name="l01205"></a>01205 
    862. 

  862. <a name="l01215"></a>01215   <span class="keywordtype">void</span> <a class="code" href="group___biquad_cascade_d_f1.html#gadd66a0aefdc645031d607b0a5b37a942" title="Processing function for the Q15 Biquad cascade filter.">arm_biquad_cascade_df1_q15</a>(
    863. 

  863. <a name="l01216"></a>01216                   <span class="keyword">const</span> <a class="code" href="structarm__biquad__casd__df1__inst__q15.html" title="Instance structure for the Q15 Biquad cascade filter.">arm_biquad_casd_df1_inst_q15</a> * S,
    864. 

  864. <a name="l01217"></a>01217                    q15_t * pSrc,
    865. 

  865. <a name="l01218"></a>01218                   q15_t * pDst,
    866. 

  866. <a name="l01219"></a>01219                   uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    867. 

  867. <a name="l01220"></a>01220 
    868. 

  868. <a name="l01231"></a>01231   <span class="keywordtype">void</span> <a class="code" href="group___biquad_cascade_d_f1.html#gad54c724132f6d742a444eb6df0e9c731" title="Initialization function for the Q15 Biquad cascade filter.">arm_biquad_cascade_df1_init_q15</a>(
    869. 

  869. <a name="l01232"></a>01232                        <a class="code" href="structarm__biquad__casd__df1__inst__q15.html" title="Instance structure for the Q15 Biquad cascade filter.">arm_biquad_casd_df1_inst_q15</a> * S,
    870. 

  870. <a name="l01233"></a>01233                        uint8_t numStages,
    871. 

  871. <a name="l01234"></a>01234                        q15_t * pCoeffs,
    872. 

  872. <a name="l01235"></a>01235                        q15_t * pState,
    873. 

  873. <a name="l01236"></a>01236                        int8_t postShift);
    874. 

  874. <a name="l01237"></a>01237 
    875. 

  875. <a name="l01238"></a>01238 
    876. 

  876. <a name="l01248"></a>01248   <span class="keywordtype">void</span> <a class="code" href="group___biquad_cascade_d_f1.html#gaffb9792c0220882efd4c58f3c6a05fd7" title="Fast but less precise processing function for the Q15 Biquad cascade filter for Cortex-M3 and Cortex-...">arm_biquad_cascade_df1_fast_q15</a>(
    877. 

  877. <a name="l01249"></a>01249                        <span class="keyword">const</span> <a class="code" href="structarm__biquad__casd__df1__inst__q15.html" title="Instance structure for the Q15 Biquad cascade filter.">arm_biquad_casd_df1_inst_q15</a> * S,
    878. 

  878. <a name="l01250"></a>01250                         q15_t * pSrc,
    879. 

  879. <a name="l01251"></a>01251                        q15_t * pDst,
    880. 

  880. <a name="l01252"></a>01252                        uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    881. 

  881. <a name="l01253"></a>01253 
    882. 

  882. <a name="l01254"></a>01254 
    883. 

  883. <a name="l01264"></a>01264   <span class="keywordtype">void</span> <a class="code" href="group___biquad_cascade_d_f1.html#ga27b0c54da702713976e5202d20b4473f" title="Processing function for the Q31 Biquad cascade filter.">arm_biquad_cascade_df1_q31</a>(
    884. 

  884. <a name="l01265"></a>01265                   <span class="keyword">const</span> <a class="code" href="structarm__biquad__casd__df1__inst__q31.html" title="Instance structure for the Q31 Biquad cascade filter.">arm_biquad_casd_df1_inst_q31</a> * S,
    885. 

  885. <a name="l01266"></a>01266                    q31_t * pSrc,
    886. 

  886. <a name="l01267"></a>01267                   q31_t * pDst,
    887. 

  887. <a name="l01268"></a>01268                   uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    888. 

  888. <a name="l01269"></a>01269 
    889. 

  889. <a name="l01279"></a>01279   <span class="keywordtype">void</span> <a class="code" href="group___biquad_cascade_d_f1.html#ga456390f5e448afad3a38bed7d6e380e3" title="Fast but less precise processing function for the Q31 Biquad cascade filter for Cortex-M3 and Cortex-...">arm_biquad_cascade_df1_fast_q31</a>(
    890. 

  890. <a name="l01280"></a>01280                        <span class="keyword">const</span> <a class="code" href="structarm__biquad__casd__df1__inst__q31.html" title="Instance structure for the Q31 Biquad cascade filter.">arm_biquad_casd_df1_inst_q31</a> * S,
    891. 

  891. <a name="l01281"></a>01281                         q31_t * pSrc,
    892. 

  892. <a name="l01282"></a>01282                        q31_t * pDst,
    893. 

  893. <a name="l01283"></a>01283                        uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    894. 

  894. <a name="l01284"></a>01284 
    895. 

  895. <a name="l01295"></a>01295   <span class="keywordtype">void</span> <a class="code" href="group___biquad_cascade_d_f1.html#gaf42a44f9b16d61e636418c83eefe577b" title="Initialization function for the Q31 Biquad cascade filter.">arm_biquad_cascade_df1_init_q31</a>(
    896. 

  896. <a name="l01296"></a>01296                        <a class="code" href="structarm__biquad__casd__df1__inst__q31.html" title="Instance structure for the Q31 Biquad cascade filter.">arm_biquad_casd_df1_inst_q31</a> * S,
    897. 

  897. <a name="l01297"></a>01297                        uint8_t numStages,
    898. 

  898. <a name="l01298"></a>01298                        q31_t * pCoeffs,
    899. 

  899. <a name="l01299"></a>01299                        q31_t * pState,
    900. 

  900. <a name="l01300"></a>01300                        int8_t postShift);
    901. 

  901. <a name="l01301"></a>01301 
    902. 

  902. <a name="l01311"></a>01311   <span class="keywordtype">void</span> <a class="code" href="group___biquad_cascade_d_f1.html#gaa0dbe330d763e3c1d8030b3ef12d5bdc" title="Processing function for the floating-point Biquad cascade filter.">arm_biquad_cascade_df1_f32</a>(
    903. 

  903. <a name="l01312"></a>01312                   <span class="keyword">const</span> <a class="code" href="structarm__biquad__casd__df1__inst__f32.html" title="Instance structure for the floating-point Biquad cascade filter.">arm_biquad_casd_df1_inst_f32</a> * S,
    904. 

  904. <a name="l01313"></a>01313                    float32_t * pSrc,
    905. 

  905. <a name="l01314"></a>01314                   float32_t * pDst,
    906. 

  906. <a name="l01315"></a>01315                   uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    907. 

  907. <a name="l01316"></a>01316 
    908. 

  908. <a name="l01326"></a>01326   <span class="keywordtype">void</span> <a class="code" href="group___biquad_cascade_d_f1.html#ga8e73b69a788e681a61bccc8959d823c5" title="Initialization function for the floating-point Biquad cascade filter.">arm_biquad_cascade_df1_init_f32</a>(
    909. 

  909. <a name="l01327"></a>01327                        <a class="code" href="structarm__biquad__casd__df1__inst__f32.html" title="Instance structure for the floating-point Biquad cascade filter.">arm_biquad_casd_df1_inst_f32</a> * S,
    910. 

  910. <a name="l01328"></a>01328                        uint8_t numStages,
    911. 

  911. <a name="l01329"></a>01329                        float32_t * pCoeffs,
    912. 

  912. <a name="l01330"></a>01330                        float32_t * pState);
    913. 

  913. <a name="l01331"></a>01331 
    914. 

  914. <a name="l01332"></a>01332 
    915. 

  915. <a name="l01337"></a><a class="code" href="structarm__matrix__instance__f32.html">01337</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    916. 

  916. <a name="l01338"></a>01338   {
    917. 

  917. <a name="l01339"></a><a class="code" href="structarm__matrix__instance__f32.html#a23f4e34d70a82c9cad7612add5640b7b">01339</a>     uint16_t <a class="code" href="structarm__matrix__instance__f32.html#a23f4e34d70a82c9cad7612add5640b7b">numRows</a>;     
    918. 

  918. <a name="l01340"></a><a class="code" href="structarm__matrix__instance__f32.html#acdd1fb73734df68b89565c54f1dd8ae2">01340</a>     uint16_t <a class="code" href="structarm__matrix__instance__f32.html#acdd1fb73734df68b89565c54f1dd8ae2">numCols</a>;     
    919. 

  919. <a name="l01341"></a><a class="code" href="structarm__matrix__instance__f32.html#af3917c032600a9dfd5ed4a96f074910a">01341</a>     float32_t *<a class="code" href="structarm__matrix__instance__f32.html#af3917c032600a9dfd5ed4a96f074910a">pData</a>;     
    920. 

  920. <a name="l01342"></a>01342   } <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a>;
    921. 

  921. <a name="l01343"></a>01343 
    922. 

  922. <a name="l01348"></a><a class="code" href="structarm__matrix__instance__q15.html">01348</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    923. 

  923. <a name="l01349"></a>01349   {
    924. 

  924. <a name="l01350"></a><a class="code" href="structarm__matrix__instance__q15.html#a9bac6ed54be287c4d4f01a1a28be65f5">01350</a>     uint16_t <a class="code" href="structarm__matrix__instance__q15.html#a9bac6ed54be287c4d4f01a1a28be65f5">numRows</a>;     
    925. 

  925. <a name="l01351"></a><a class="code" href="structarm__matrix__instance__q15.html#acbbce67ba058d8e1c867c71d57288c97">01351</a>     uint16_t <a class="code" href="structarm__matrix__instance__q15.html#acbbce67ba058d8e1c867c71d57288c97">numCols</a>;     
    926. 

  926. <a name="l01352"></a><a class="code" href="structarm__matrix__instance__q15.html#a6da33a5553e634787d0f515cf8d724af">01352</a>     q15_t *<a class="code" href="structarm__matrix__instance__q15.html#a6da33a5553e634787d0f515cf8d724af">pData</a>;         
    927. 

  927. <a name="l01354"></a>01354   } <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a>;
    928. 

  928. <a name="l01355"></a>01355 
    929. 

  929. <a name="l01360"></a><a class="code" href="structarm__matrix__instance__q31.html">01360</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    930. 

  930. <a name="l01361"></a>01361   {
    931. 

  931. <a name="l01362"></a><a class="code" href="structarm__matrix__instance__q31.html#a63bacac158a821c8cfc06088d251598c">01362</a>     uint16_t <a class="code" href="structarm__matrix__instance__q31.html#a63bacac158a821c8cfc06088d251598c">numRows</a>;     
    932. 

  932. <a name="l01363"></a><a class="code" href="structarm__matrix__instance__q31.html#abd161da7614eda927157f18b698074b1">01363</a>     uint16_t <a class="code" href="structarm__matrix__instance__q31.html#abd161da7614eda927157f18b698074b1">numCols</a>;     
    933. 

  933. <a name="l01364"></a><a class="code" href="structarm__matrix__instance__q31.html#a09a64267c0579fef086efc9059741e56">01364</a>     q31_t *<a class="code" href="structarm__matrix__instance__q31.html#a09a64267c0579fef086efc9059741e56">pData</a>;         
    934. 

  934. <a name="l01366"></a>01366   } <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a>;
    935. 

  935. <a name="l01367"></a>01367 
    936. 

  936. <a name="l01368"></a>01368 
    937. 

  937. <a name="l01369"></a>01369 
    938. 

  938. <a name="l01379"></a>01379   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_add.html#ga04bbf64a5f9c9e57dd1efb26a768aba1" title="Floating-point matrix addition.">arm_mat_add_f32</a>(
    939. 

  939. <a name="l01380"></a>01380                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pSrcA,
    940. 

  940. <a name="l01381"></a>01381                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pSrcB,
    941. 

  941. <a name="l01382"></a>01382                  <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pDst);
    942. 

  942. <a name="l01383"></a>01383 
    943. 

  943. <a name="l01393"></a>01393   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_add.html#ga147e90b7c12a162735ab8824127a33ee" title="Q15 matrix addition.">arm_mat_add_q15</a>(
    944. 

  944. <a name="l01394"></a>01394                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pSrcA,
    945. 

  945. <a name="l01395"></a>01395                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pSrcB,
    946. 

  946. <a name="l01396"></a>01396                  <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pDst);
    947. 

  947. <a name="l01397"></a>01397 
    948. 

  948. <a name="l01407"></a>01407   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_add.html#ga7d9d7d81a0832a17b831aad1e4a5dc16" title="Q31 matrix addition.">arm_mat_add_q31</a>(
    949. 

  949. <a name="l01408"></a>01408                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pSrcA,
    950. 

  950. <a name="l01409"></a>01409                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pSrcB,
    951. 

  951. <a name="l01410"></a>01410                  <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pDst);
    952. 

  952. <a name="l01411"></a>01411 
    953. 

  953. <a name="l01412"></a>01412 
    954. 

  954. <a name="l01421"></a>01421   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_trans.html#gad7dd9f108429da13d3864696ceeec789" title="Floating-point matrix transpose.">arm_mat_trans_f32</a>(
    955. 

  955. <a name="l01422"></a>01422                    <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pSrc,
    956. 

  956. <a name="l01423"></a>01423                    <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pDst);
    957. 

  957. <a name="l01424"></a>01424 
    958. 

  958. <a name="l01425"></a>01425 
    959. 

  959. <a name="l01434"></a>01434   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_trans.html#ga4f4f821cc695fd0ef9061d702e08050a" title="Q15 matrix transpose.">arm_mat_trans_q15</a>(
    960. 

  960. <a name="l01435"></a>01435                    <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pSrc,
    961. 

  961. <a name="l01436"></a>01436                    <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pDst);
    962. 

  962. <a name="l01437"></a>01437 
    963. 

  963. <a name="l01446"></a>01446   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_trans.html#ga30a4d49489ac67ff98a46b9f58f73bf1" title="Q31 matrix transpose.">arm_mat_trans_q31</a>(
    964. 

  964. <a name="l01447"></a>01447                    <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pSrc,
    965. 

  965. <a name="l01448"></a>01448                    <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pDst);
    966. 

  966. <a name="l01449"></a>01449 
    967. 

  967. <a name="l01450"></a>01450 
    968. 

  968. <a name="l01460"></a>01460   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_mult.html#ga917bf0270310c1d3f0eda1fc7c0026a0" title="Floating-point matrix multiplication.">arm_mat_mult_f32</a>(
    969. 

  969. <a name="l01461"></a>01461                   <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pSrcA,
    970. 

  970. <a name="l01462"></a>01462                   <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pSrcB,
    971. 

  971. <a name="l01463"></a>01463                   <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pDst);
    972. 

  972. <a name="l01464"></a>01464 
    973. 

  973. <a name="l01474"></a>01474   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_mult.html#ga7521d59196189bb6dde26e8cdfb66e21" title="Q15 matrix multiplication.">arm_mat_mult_q15</a>(
    974. 

  974. <a name="l01475"></a>01475                   <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pSrcA,
    975. 

  975. <a name="l01476"></a>01476                   <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pSrcB,
    976. 

  976. <a name="l01477"></a>01477                   <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pDst,
    977. 

  977. <a name="l01478"></a>01478                   q15_t * pState);
    978. 

  978. <a name="l01479"></a>01479 
    979. 

  979. <a name="l01490"></a>01490   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_mult.html#ga08f37d93a5bfef0c5000dc5e0a411f93" title="Q15 matrix multiplication (fast variant) for Cortex-M3 and Cortex-M4.">arm_mat_mult_fast_q15</a>(
    980. 

  980. <a name="l01491"></a>01491                    <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pSrcA,
    981. 

  981. <a name="l01492"></a>01492                    <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pSrcB,
    982. 

  982. <a name="l01493"></a>01493                    <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pDst,
    983. 

  983. <a name="l01494"></a>01494                    q15_t * pState);
    984. 

  984. <a name="l01495"></a>01495 
    985. 

  985. <a name="l01505"></a>01505   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_mult.html#ga2ec612a8c2c4916477fb9bc1ab548a6e" title="Q31 matrix multiplication.">arm_mat_mult_q31</a>(
    986. 

  986. <a name="l01506"></a>01506                   <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pSrcA,
    987. 

  987. <a name="l01507"></a>01507                   <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pSrcB,
    988. 

  988. <a name="l01508"></a>01508                   <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pDst);
    989. 

  989. <a name="l01509"></a>01509 
    990. 

  990. <a name="l01519"></a>01519   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_mult.html#ga2785e8c1b785348b0c439b56aaf585a3" title="Q31 matrix multiplication (fast variant) for Cortex-M3 and Cortex-M4.">arm_mat_mult_fast_q31</a>(
    991. 

  991. <a name="l01520"></a>01520                    <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pSrcA,
    992. 

  992. <a name="l01521"></a>01521                    <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pSrcB,
    993. 

  993. <a name="l01522"></a>01522                    <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pDst);
    994. 

  994. <a name="l01523"></a>01523 
    995. 

  995. <a name="l01524"></a>01524 
    996. 

  996. <a name="l01534"></a>01534   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_sub.html#gac8b72fb70246ccfee3b372002345732c" title="Floating-point matrix subtraction.">arm_mat_sub_f32</a>(
    997. 

  997. <a name="l01535"></a>01535                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pSrcA,
    998. 

  998. <a name="l01536"></a>01536                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pSrcB,
    999. 

  999. <a name="l01537"></a>01537                  <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pDst);
    1000. 

  1000. <a name="l01538"></a>01538 
    1001. 

  1001. <a name="l01548"></a>01548   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_sub.html#gaf647776a425b7f9dd0aca3e11d81f02f" title="Q15 matrix subtraction.">arm_mat_sub_q15</a>(
    1002. 

  1002. <a name="l01549"></a>01549                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pSrcA,
    1003. 

  1003. <a name="l01550"></a>01550                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pSrcB,
    1004. 

  1004. <a name="l01551"></a>01551                  <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pDst);
    1005. 

  1005. <a name="l01552"></a>01552 
    1006. 

  1006. <a name="l01562"></a>01562   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_sub.html#ga39f42e0e3b7f115fbb909d6ff4e1329d" title="Q31 matrix subtraction.">arm_mat_sub_q31</a>(
    1007. 

  1007. <a name="l01563"></a>01563                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pSrcA,
    1008. 

  1008. <a name="l01564"></a>01564                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pSrcB,
    1009. 

  1009. <a name="l01565"></a>01565                  <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pDst);
    1010. 

  1010. <a name="l01566"></a>01566 
    1011. 

  1011. <a name="l01576"></a>01576   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_scale.html#ga9cb4e385b18c9a0b9cbc940c1067ca12" title="Floating-point matrix scaling.">arm_mat_scale_f32</a>(
    1012. 

  1012. <a name="l01577"></a>01577                    <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pSrc,
    1013. 

  1013. <a name="l01578"></a>01578                    float32_t scale,
    1014. 

  1014. <a name="l01579"></a>01579                    <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * pDst);
    1015. 

  1015. <a name="l01580"></a>01580 
    1016. 

  1016. <a name="l01591"></a>01591   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_scale.html#ga7521769e2cf1c3d9c4656138cd2ae2ca" title="Q15 matrix scaling.">arm_mat_scale_q15</a>(
    1017. 

  1017. <a name="l01592"></a>01592                    <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pSrc,
    1018. 

  1018. <a name="l01593"></a>01593                    q15_t scaleFract,
    1019. 

  1019. <a name="l01594"></a>01594                    int32_t shift,
    1020. 

  1020. <a name="l01595"></a>01595                    <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * pDst);
    1021. 

  1021. <a name="l01596"></a>01596 
    1022. 

  1022. <a name="l01607"></a>01607   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_scale.html#ga609743821ee81fa8c34c4bcdc1ed9744" title="Q31 matrix scaling.">arm_mat_scale_q31</a>(
    1023. 

  1023. <a name="l01608"></a>01608                    <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pSrc,
    1024. 

  1024. <a name="l01609"></a>01609                    q31_t scaleFract,
    1025. 

  1025. <a name="l01610"></a>01610                    int32_t shift,
    1026. 

  1026. <a name="l01611"></a>01611                    <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * pDst);
    1027. 

  1027. <a name="l01612"></a>01612 
    1028. 

  1028. <a name="l01613"></a>01613 
    1029. 

  1029. <a name="l01623"></a>01623   <span class="keywordtype">void</span> <a class="code" href="group___matrix_init.html#ga48a5e5d37e1f062cc57fcfaf683343cc" title="Q31 matrix initialization.">arm_mat_init_q31</a>(
    1030. 

  1030. <a name="l01624"></a>01624             <a class="code" href="structarm__matrix__instance__q31.html" title="Instance structure for the Q31 matrix structure.">arm_matrix_instance_q31</a> * S,
    1031. 

  1031. <a name="l01625"></a>01625             uint16_t nRows,
    1032. 

  1032. <a name="l01626"></a>01626             uint16_t nColumns,
    1033. 

  1033. <a name="l01627"></a>01627             q31_t   *pData);
    1034. 

  1034. <a name="l01628"></a>01628 
    1035. 

  1035. <a name="l01638"></a>01638   <span class="keywordtype">void</span> <a class="code" href="group___matrix_init.html#ga31a7c2b991803d49719393eb2d53dc26" title="Q15 matrix initialization.">arm_mat_init_q15</a>(
    1036. 

  1036. <a name="l01639"></a>01639             <a class="code" href="structarm__matrix__instance__q15.html" title="Instance structure for the Q15 matrix structure.">arm_matrix_instance_q15</a> * S,
    1037. 

  1037. <a name="l01640"></a>01640             uint16_t nRows,
    1038. 

  1038. <a name="l01641"></a>01641             uint16_t nColumns,
    1039. 

  1039. <a name="l01642"></a>01642             q15_t    *pData);
    1040. 

  1040. <a name="l01643"></a>01643 
    1041. 

  1041. <a name="l01653"></a>01653   <span class="keywordtype">void</span> <a class="code" href="group___matrix_init.html#ga11e3dc41592a6401c13182fef9416a27" title="Floating-point matrix initialization.">arm_mat_init_f32</a>(
    1042. 

  1042. <a name="l01654"></a>01654             <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * S,
    1043. 

  1043. <a name="l01655"></a>01655             uint16_t nRows,
    1044. 

  1044. <a name="l01656"></a>01656             uint16_t nColumns,
    1045. 

  1045. <a name="l01657"></a>01657             float32_t   *pData);
    1046. 

  1046. <a name="l01658"></a>01658 
    1047. 

  1047. <a name="l01659"></a>01659 
    1048. 

  1048. <a name="l01660"></a>01660 
    1049. 

  1049. <a name="l01664"></a><a class="code" href="structarm__pid__instance__q15.html">01664</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1050. 

  1050. <a name="l01665"></a>01665   {
    1051. 

  1051. <a name="l01666"></a><a class="code" href="structarm__pid__instance__q15.html#ad77f3a2823c7f96de42c92a3fbf3246b">01666</a>     q15_t <a class="code" href="structarm__pid__instance__q15.html#ad77f3a2823c7f96de42c92a3fbf3246b">A0</a>;    
    1052. 

  1052. <a name="l01667"></a>01667 <span class="preprocessor">    #ifdef ARM_MATH_CM0  </span>
    1053. 

  1053. <a name="l01668"></a>01668 <span class="preprocessor"></span>    q15_t A1;
    1054. 

  1054. <a name="l01669"></a>01669     q15_t A2; 
    1055. 

  1055. <a name="l01670"></a>01670 <span class="preprocessor">    #else         </span>
    1056. 

  1056. <a name="l01671"></a><a class="code" href="structarm__pid__instance__q15.html#a1b8412c517071962a9acfdc6778906ec">01671</a> <span class="preprocessor"></span>    q31_t <a class="code" href="structarm__pid__instance__q15.html#a1b8412c517071962a9acfdc6778906ec">A1</a>;           
    1057. 

  1057. <a name="l01672"></a>01672 <span class="preprocessor">    #endif </span>
    1058. 

  1058. <a name="l01673"></a><a class="code" href="structarm__pid__instance__q15.html#a4a3f0a878b5b6b055e3478a2f244cd30">01673</a> <span class="preprocessor"></span>    q15_t state[3];       
    1059. 

  1059. <a name="l01674"></a><a class="code" href="structarm__pid__instance__q15.html#ad228aae24a1b6d855c93a8b9bbc1c4f1">01674</a>     q15_t <a class="code" href="structarm__pid__instance__q15.html#ad228aae24a1b6d855c93a8b9bbc1c4f1">Kp</a>;           
    1060. 

  1060. <a name="l01675"></a><a class="code" href="structarm__pid__instance__q15.html#a0dcc19d5c8f7bc401acea9e8318cd777">01675</a>     q15_t <a class="code" href="structarm__pid__instance__q15.html#a0dcc19d5c8f7bc401acea9e8318cd777">Ki</a>;           
    1061. 

  1061. <a name="l01676"></a><a class="code" href="structarm__pid__instance__q15.html#af5d4b53091f19eff7536636b7cc43111">01676</a>     q15_t <a class="code" href="structarm__pid__instance__q15.html#af5d4b53091f19eff7536636b7cc43111">Kd</a>;           
    1062. 

  1062. <a name="l01677"></a>01677   } <a class="code" href="structarm__pid__instance__q15.html" title="Instance structure for the Q15 PID Control.">arm_pid_instance_q15</a>;
    1063. 

  1063. <a name="l01678"></a>01678 
    1064. 

  1064. <a name="l01682"></a><a class="code" href="structarm__pid__instance__q31.html">01682</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1065. 

  1065. <a name="l01683"></a>01683   {
    1066. 

  1066. <a name="l01684"></a><a class="code" href="structarm__pid__instance__q31.html#aa5332635ce9c7078cdb4c1ecf442eadd">01684</a>     q31_t <a class="code" href="structarm__pid__instance__q31.html#aa5332635ce9c7078cdb4c1ecf442eadd">A0</a>;            
    1067. 

  1067. <a name="l01685"></a><a class="code" href="structarm__pid__instance__q31.html#a2f7492bd6fb92fae5e2de7fbbec39b0e">01685</a>     q31_t <a class="code" href="structarm__pid__instance__q31.html#a2f7492bd6fb92fae5e2de7fbbec39b0e">A1</a>;            
    1068. 

  1068. <a name="l01686"></a><a class="code" href="structarm__pid__instance__q31.html#a3e34537c53af4f9ad7bfffa4dff27c82">01686</a>     q31_t <a class="code" href="structarm__pid__instance__q31.html#a3e34537c53af4f9ad7bfffa4dff27c82">A2</a>;            
    1069. 

  1069. <a name="l01687"></a><a class="code" href="structarm__pid__instance__q31.html#a228e4a64da6014844a0a671a1fa391d4">01687</a>     q31_t state[3];      
    1070. 

  1070. <a name="l01688"></a><a class="code" href="structarm__pid__instance__q31.html#ac2410bf7f856d58dc1d773d4983cac8e">01688</a>     q31_t <a class="code" href="structarm__pid__instance__q31.html#ac2410bf7f856d58dc1d773d4983cac8e">Kp</a>;            
    1071. 

  1071. <a name="l01689"></a><a class="code" href="structarm__pid__instance__q31.html#aa861d69fd398f29aa0b4b455a823ed72">01689</a>     q31_t <a class="code" href="structarm__pid__instance__q31.html#aa861d69fd398f29aa0b4b455a823ed72">Ki</a>;            
    1072. 

  1072. <a name="l01690"></a><a class="code" href="structarm__pid__instance__q31.html#aab4ff371d14441df501f1169f71cbd17">01690</a>     q31_t <a class="code" href="structarm__pid__instance__q31.html#aab4ff371d14441df501f1169f71cbd17">Kd</a>;            
    1073. 

  1073. <a name="l01692"></a>01692   } <a class="code" href="structarm__pid__instance__q31.html" title="Instance structure for the Q31 PID Control.">arm_pid_instance_q31</a>;
    1074. 

  1074. <a name="l01693"></a>01693 
    1075. 

  1075. <a name="l01697"></a><a class="code" href="structarm__pid__instance__f32.html">01697</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1076. 

  1076. <a name="l01698"></a>01698   {
    1077. 

  1077. <a name="l01699"></a><a class="code" href="structarm__pid__instance__f32.html#ad7b0bed64915d0a25a3409fa2dc45556">01699</a>     float32_t <a class="code" href="structarm__pid__instance__f32.html#ad7b0bed64915d0a25a3409fa2dc45556">A0</a>;          
    1078. 

  1078. <a name="l01700"></a><a class="code" href="structarm__pid__instance__f32.html#a7def89571c50f7137a213326a396e560">01700</a>     float32_t <a class="code" href="structarm__pid__instance__f32.html#a7def89571c50f7137a213326a396e560">A1</a>;          
    1079. 

  1079. <a name="l01701"></a><a class="code" href="structarm__pid__instance__f32.html#a155acf642ba2f521869f19d694cd7fa0">01701</a>     float32_t <a class="code" href="structarm__pid__instance__f32.html#a155acf642ba2f521869f19d694cd7fa0">A2</a>;          
    1080. 

  1080. <a name="l01702"></a><a class="code" href="structarm__pid__instance__f32.html#afd394e1e52fb1d526aa472c83b8f2464">01702</a>     float32_t state[3];    
    1081. 

  1081. <a name="l01703"></a><a class="code" href="structarm__pid__instance__f32.html#aa9b9aa9e413c6cec376a9dddc9f01ebe">01703</a>     float32_t <a class="code" href="structarm__pid__instance__f32.html#aa9b9aa9e413c6cec376a9dddc9f01ebe">Kp</a>;               
    1082. 

  1082. <a name="l01704"></a><a class="code" href="structarm__pid__instance__f32.html#ac0feffde05fe391eeab3bf78e953830a">01704</a>     float32_t <a class="code" href="structarm__pid__instance__f32.html#ac0feffde05fe391eeab3bf78e953830a">Ki</a>;               
    1083. 

  1083. <a name="l01705"></a><a class="code" href="structarm__pid__instance__f32.html#ad5b68fbf84d16188ae4747ff91f6f088">01705</a>     float32_t <a class="code" href="structarm__pid__instance__f32.html#ad5b68fbf84d16188ae4747ff91f6f088">Kd</a>;               
    1084. 

  1084. <a name="l01706"></a>01706   } <a class="code" href="structarm__pid__instance__f32.html" title="Instance structure for the floating-point PID Control.">arm_pid_instance_f32</a>;
    1085. 

  1085. <a name="l01707"></a>01707 
    1086. 

  1086. <a name="l01708"></a>01708 
    1087. 

  1087. <a name="l01709"></a>01709 
    1088. 

  1088. <a name="l01716"></a>01716   <span class="keywordtype">void</span> <a class="code" href="group___p_i_d.html#gae31536b19b82b93ed184fb1ab73cfcb3" title="Initialization function for the floating-point PID Control.">arm_pid_init_f32</a>(
    1089. 

  1089. <a name="l01717"></a>01717             <a class="code" href="structarm__pid__instance__f32.html" title="Instance structure for the floating-point PID Control.">arm_pid_instance_f32</a> * S,
    1090. 

  1090. <a name="l01718"></a>01718             int32_t resetStateFlag);
    1091. 

  1091. <a name="l01719"></a>01719 
    1092. 

  1092. <a name="l01725"></a>01725   <span class="keywordtype">void</span> <a class="code" href="group___p_i_d.html#ga9ec860bcb6f8ca31205bf0f1b51ab723" title="Reset function for the floating-point PID Control.">arm_pid_reset_f32</a>(
    1093. 

  1093. <a name="l01726"></a>01726              <a class="code" href="structarm__pid__instance__f32.html" title="Instance structure for the floating-point PID Control.">arm_pid_instance_f32</a> * S);
    1094. 

  1094. <a name="l01727"></a>01727 
    1095. 

  1095. <a name="l01728"></a>01728 
    1096. 

  1096. <a name="l01735"></a>01735   <span class="keywordtype">void</span> <a class="code" href="group___p_i_d.html#gad9d88485234fa9460b1ce9e64989ac86" title="Initialization function for the Q31 PID Control.">arm_pid_init_q31</a>(
    1097. 

  1097. <a name="l01736"></a>01736             <a class="code" href="structarm__pid__instance__q31.html" title="Instance structure for the Q31 PID Control.">arm_pid_instance_q31</a> * S,
    1098. 

  1098. <a name="l01737"></a>01737             int32_t resetStateFlag);
    1099. 

  1099. <a name="l01738"></a>01738 
    1100. 

  1100. <a name="l01739"></a>01739  
    1101. 

  1101. <a name="l01746"></a>01746   <span class="keywordtype">void</span> <a class="code" href="group___p_i_d.html#gaeecbacd3fb37c608ec25474d3a0dffa9" title="Reset function for the Q31 PID Control.">arm_pid_reset_q31</a>(
    1102. 

  1102. <a name="l01747"></a>01747              <a class="code" href="structarm__pid__instance__q31.html" title="Instance structure for the Q31 PID Control.">arm_pid_instance_q31</a> * S);
    1103. 

  1103. <a name="l01748"></a>01748 
    1104. 

  1104. <a name="l01755"></a>01755   <span class="keywordtype">void</span> <a class="code" href="group___p_i_d.html#ga2cb1e3d3ebb167348fdabec74653d5c3" title="Initialization function for the Q15 PID Control.">arm_pid_init_q15</a>(
    1105. 

  1105. <a name="l01756"></a>01756             <a class="code" href="structarm__pid__instance__q15.html" title="Instance structure for the Q15 PID Control.">arm_pid_instance_q15</a> * S,
    1106. 

  1106. <a name="l01757"></a>01757             int32_t resetStateFlag);
    1107. 

  1107. <a name="l01758"></a>01758 
    1108. 

  1108. <a name="l01764"></a>01764   <span class="keywordtype">void</span> <a class="code" href="group___p_i_d.html#ga408566dacb4fa6e0458b2c75672e525f" title="Reset function for the Q15 PID Control.">arm_pid_reset_q15</a>(
    1109. 

  1109. <a name="l01765"></a>01765              <a class="code" href="structarm__pid__instance__q15.html" title="Instance structure for the Q15 PID Control.">arm_pid_instance_q15</a> * S);
    1110. 

  1110. <a name="l01766"></a>01766 
    1111. 

  1111. <a name="l01767"></a>01767 
    1112. 

  1112. <a name="l01771"></a><a class="code" href="structarm__linear__interp__instance__f32.html">01771</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1113. 

  1113. <a name="l01772"></a>01772   {
    1114. 

  1114. <a name="l01773"></a><a class="code" href="structarm__linear__interp__instance__f32.html#a95f02a926b16d35359aca5b31e813b11">01773</a>     uint32_t <a class="code" href="structarm__linear__interp__instance__f32.html#a95f02a926b16d35359aca5b31e813b11">nValues</a>;
    1115. 

  1115. <a name="l01774"></a><a class="code" href="structarm__linear__interp__instance__f32.html#a08352dc6ea82fbc0827408e018535481">01774</a>     float32_t <a class="code" href="structarm__linear__interp__instance__f32.html#a08352dc6ea82fbc0827408e018535481">x1</a>;
    1116. 

  1116. <a name="l01775"></a><a class="code" href="structarm__linear__interp__instance__f32.html#aa8e2d686b5434a406d390b347b183511">01775</a>     float32_t <a class="code" href="structarm__linear__interp__instance__f32.html#aa8e2d686b5434a406d390b347b183511">xSpacing</a>;
    1117. 

  1117. <a name="l01776"></a><a class="code" href="structarm__linear__interp__instance__f32.html#ab373001f6afad0850359c344a4d7eee4">01776</a>     float32_t *<a class="code" href="structarm__linear__interp__instance__f32.html#ab373001f6afad0850359c344a4d7eee4">pYData</a>;          
    1118. 

  1118. <a name="l01777"></a>01777   } <a class="code" href="structarm__linear__interp__instance__f32.html" title="Instance structure for the floating-point Linear Interpolate function.">arm_linear_interp_instance_f32</a>;
    1119. 

  1119. <a name="l01778"></a>01778 
    1120. 

  1120. <a name="l01783"></a><a class="code" href="structarm__bilinear__interp__instance__f32.html">01783</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1121. 

  1121. <a name="l01784"></a>01784   {
    1122. 

  1122. <a name="l01785"></a><a class="code" href="structarm__bilinear__interp__instance__f32.html#a34f2b17cc57b95011960df9718af6ed6">01785</a>     uint16_t <a class="code" href="structarm__bilinear__interp__instance__f32.html#a34f2b17cc57b95011960df9718af6ed6">numRows</a>;   
    1123. 

  1123. <a name="l01786"></a><a class="code" href="structarm__bilinear__interp__instance__f32.html#aede17bebfb1f835b61d71dd813eab3f8">01786</a>     uint16_t <a class="code" href="structarm__bilinear__interp__instance__f32.html#aede17bebfb1f835b61d71dd813eab3f8">numCols</a>;   
    1124. 

  1124. <a name="l01787"></a><a class="code" href="structarm__bilinear__interp__instance__f32.html#afd1e764591c991c212d56c893efb5ea4">01787</a>     float32_t *<a class="code" href="structarm__bilinear__interp__instance__f32.html#afd1e764591c991c212d56c893efb5ea4">pData</a>;   
    1125. 

  1125. <a name="l01788"></a>01788   } <a class="code" href="structarm__bilinear__interp__instance__f32.html" title="Instance structure for the floating-point bilinear interpolation function.">arm_bilinear_interp_instance_f32</a>;
    1126. 

  1126. <a name="l01789"></a>01789 
    1127. 

  1127. <a name="l01794"></a><a class="code" href="structarm__bilinear__interp__instance__q31.html">01794</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1128. 

  1128. <a name="l01795"></a>01795   {
    1129. 

  1129. <a name="l01796"></a><a class="code" href="structarm__bilinear__interp__instance__q31.html#a2082e3eac56354d75291f03e96ce4aa5">01796</a>     uint16_t <a class="code" href="structarm__bilinear__interp__instance__q31.html#a2082e3eac56354d75291f03e96ce4aa5">numRows</a>;   
    1130. 

  1130. <a name="l01797"></a><a class="code" href="structarm__bilinear__interp__instance__q31.html#a6c3eff4eb17ff1d43f170efb84713a2d">01797</a>     uint16_t <a class="code" href="structarm__bilinear__interp__instance__q31.html#a6c3eff4eb17ff1d43f170efb84713a2d">numCols</a>;   
    1131. 

  1131. <a name="l01798"></a><a class="code" href="structarm__bilinear__interp__instance__q31.html#a843eae0c9db5f815e77e1aaf9afea358">01798</a>     q31_t *<a class="code" href="structarm__bilinear__interp__instance__q31.html#a843eae0c9db5f815e77e1aaf9afea358">pData</a>;   
    1132. 

  1132. <a name="l01799"></a>01799   } <a class="code" href="structarm__bilinear__interp__instance__q31.html" title="Instance structure for the Q31 bilinear interpolation function.">arm_bilinear_interp_instance_q31</a>;
    1133. 

  1133. <a name="l01800"></a>01800 
    1134. 

  1134. <a name="l01805"></a><a class="code" href="structarm__bilinear__interp__instance__q15.html">01805</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1135. 

  1135. <a name="l01806"></a>01806   {
    1136. 

  1136. <a name="l01807"></a><a class="code" href="structarm__bilinear__interp__instance__q15.html#a2130ae30a804995a9f5d0e2189e08565">01807</a>     uint16_t <a class="code" href="structarm__bilinear__interp__instance__q15.html#a2130ae30a804995a9f5d0e2189e08565">numRows</a>;   
    1137. 

  1137. <a name="l01808"></a><a class="code" href="structarm__bilinear__interp__instance__q15.html#a7fa8772d01583374ff8ac18205a26a37">01808</a>     uint16_t <a class="code" href="structarm__bilinear__interp__instance__q15.html#a7fa8772d01583374ff8ac18205a26a37">numCols</a>;   
    1138. 

  1138. <a name="l01809"></a><a class="code" href="structarm__bilinear__interp__instance__q15.html#a50d75b1316cee3e0dfad6dcc4c9a2954">01809</a>     q15_t *<a class="code" href="structarm__bilinear__interp__instance__q15.html#a50d75b1316cee3e0dfad6dcc4c9a2954">pData</a>;   
    1139. 

  1139. <a name="l01810"></a>01810   } <a class="code" href="structarm__bilinear__interp__instance__q15.html" title="Instance structure for the Q15 bilinear interpolation function.">arm_bilinear_interp_instance_q15</a>;
    1140. 

  1140. <a name="l01811"></a>01811 
    1141. 

  1141. <a name="l01816"></a><a class="code" href="structarm__bilinear__interp__instance__q7.html">01816</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1142. 

  1142. <a name="l01817"></a>01817   {
    1143. 

  1143. <a name="l01818"></a><a class="code" href="structarm__bilinear__interp__instance__q7.html#ad5a8067cab5f9ea4688b11a623e16607">01818</a>     uint16_t <a class="code" href="structarm__bilinear__interp__instance__q7.html#ad5a8067cab5f9ea4688b11a623e16607">numRows</a>;   
    1144. 

  1144. <a name="l01819"></a><a class="code" href="structarm__bilinear__interp__instance__q7.html#a860dd0d24380ea06cfbb348fb3b12c9a">01819</a>     uint16_t <a class="code" href="structarm__bilinear__interp__instance__q7.html#a860dd0d24380ea06cfbb348fb3b12c9a">numCols</a>;   
    1145. 

  1145. <a name="l01820"></a><a class="code" href="structarm__bilinear__interp__instance__q7.html#af05194d691bbefb02c34bafb22ca9ef0">01820</a>     q7_t *<a class="code" href="structarm__bilinear__interp__instance__q7.html#af05194d691bbefb02c34bafb22ca9ef0">pData</a>;        
    1146. 

  1146. <a name="l01821"></a>01821   } <a class="code" href="structarm__bilinear__interp__instance__q7.html" title="Instance structure for the Q15 bilinear interpolation function.">arm_bilinear_interp_instance_q7</a>;
    1147. 

  1147. <a name="l01822"></a>01822 
    1148. 

  1148. <a name="l01823"></a>01823 
    1149. 

  1149. <a name="l01833"></a>01833   <span class="keywordtype">void</span> <a class="code" href="group___basic_mult.html#ga16677275ed83ff0878da531e875c27ef" title="Q7 vector multiplication.">arm_mult_q7</a>(
    1150. 

  1150. <a name="l01834"></a>01834             q7_t * pSrcA,
    1151. 

  1151. <a name="l01835"></a>01835             q7_t * pSrcB,
    1152. 

  1152. <a name="l01836"></a>01836            q7_t * pDst,
    1153. 

  1153. <a name="l01837"></a>01837            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1154. 

  1154. <a name="l01838"></a>01838 
    1155. 

  1155. <a name="l01848"></a>01848   <span class="keywordtype">void</span> <a class="code" href="group___basic_mult.html#gafb0778d27ed98a2a6f2ecb7d48cc8c75" title="Q15 vector multiplication.">arm_mult_q15</a>(
    1156. 

  1156. <a name="l01849"></a>01849              q15_t * pSrcA,
    1157. 

  1157. <a name="l01850"></a>01850              q15_t * pSrcB,
    1158. 

  1158. <a name="l01851"></a>01851             q15_t * pDst,
    1159. 

  1159. <a name="l01852"></a>01852             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1160. 

  1160. <a name="l01853"></a>01853 
    1161. 

  1161. <a name="l01863"></a>01863   <span class="keywordtype">void</span> <a class="code" href="group___basic_mult.html#ga3528c0f54a0607acc603f0490d3ca6c6" title="Q31 vector multiplication.">arm_mult_q31</a>(
    1162. 

  1162. <a name="l01864"></a>01864              q31_t * pSrcA,
    1163. 

  1163. <a name="l01865"></a>01865              q31_t * pSrcB,
    1164. 

  1164. <a name="l01866"></a>01866             q31_t * pDst,
    1165. 

  1165. <a name="l01867"></a>01867             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1166. 

  1166. <a name="l01868"></a>01868 
    1167. 

  1167. <a name="l01878"></a>01878   <span class="keywordtype">void</span> <a class="code" href="group___basic_mult.html#gaca3f0b8227da431ab29225b88888aa32" title="Floating-point vector multiplication.">arm_mult_f32</a>(
    1168. 

  1168. <a name="l01879"></a>01879              float32_t * pSrcA,
    1169. 

  1169. <a name="l01880"></a>01880              float32_t * pSrcB,
    1170. 

  1170. <a name="l01881"></a>01881             float32_t * pDst,
    1171. 

  1171. <a name="l01882"></a>01882             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1172. 

  1172. <a name="l01883"></a>01883 
    1173. 

  1173. <a name="l01884"></a>01884 
    1174. 

  1174. <a name="l01889"></a><a class="code" href="structarm__cfft__radix4__instance__q15.html">01889</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1175. 

  1175. <a name="l01890"></a>01890   {
    1176. 

  1176. <a name="l01891"></a><a class="code" href="structarm__cfft__radix4__instance__q15.html#a5fc543e7d84ca8cb7cf6648970f21ca6">01891</a>     uint16_t  <a class="code" href="structarm__cfft__radix4__instance__q15.html#a5fc543e7d84ca8cb7cf6648970f21ca6">fftLen</a>;                
    1177. 

  1177. <a name="l01892"></a><a class="code" href="structarm__cfft__radix4__instance__q15.html#a2ecff6ea735cb4d22e922d0fd5736655">01892</a>     uint8_t   <a class="code" href="structarm__cfft__radix4__instance__q15.html#a2ecff6ea735cb4d22e922d0fd5736655">ifftFlag</a>;              
    1178. 

  1178. <a name="l01893"></a><a class="code" href="structarm__cfft__radix4__instance__q15.html#a101e3f7b0bd6b5b14cd5214f23df4133">01893</a>     uint8_t   <a class="code" href="structarm__cfft__radix4__instance__q15.html#a101e3f7b0bd6b5b14cd5214f23df4133">bitReverseFlag</a>;        
    1179. 

  1179. <a name="l01894"></a><a class="code" href="structarm__cfft__radix4__instance__q15.html#a29dd693537e45421a36891f8439e1fba">01894</a>     q15_t     *<a class="code" href="structarm__cfft__radix4__instance__q15.html#a29dd693537e45421a36891f8439e1fba">pTwiddle</a>;             
    1180. 

  1180. <a name="l01895"></a><a class="code" href="structarm__cfft__radix4__instance__q15.html#a4acf704ae0cf30b53bf0fbfae8e34a59">01895</a>     uint16_t  *<a class="code" href="structarm__cfft__radix4__instance__q15.html#a4acf704ae0cf30b53bf0fbfae8e34a59">pBitRevTable</a>;         
    1181. 

  1181. <a name="l01896"></a><a class="code" href="structarm__cfft__radix4__instance__q15.html#af32fdc78bcc27ca385f9b76a0a1f71c3">01896</a>     uint16_t  <a class="code" href="structarm__cfft__radix4__instance__q15.html#af32fdc78bcc27ca385f9b76a0a1f71c3">twidCoefModifier</a>;      
    1182. 

  1182. <a name="l01897"></a><a class="code" href="structarm__cfft__radix4__instance__q15.html#a6b010e5f02d1130c621e3d2e26b95df1">01897</a>     uint16_t  <a class="code" href="structarm__cfft__radix4__instance__q15.html#a6b010e5f02d1130c621e3d2e26b95df1">bitRevFactor</a>;          
    1183. 

  1183. <a name="l01898"></a>01898   } <a class="code" href="structarm__cfft__radix4__instance__q15.html" title="Instance structure for the Q15 CFFT/CIFFT function.">arm_cfft_radix4_instance_q15</a>;
    1184. 

  1184. <a name="l01899"></a>01899 
    1185. 

  1185. <a name="l01904"></a><a class="code" href="structarm__cfft__radix4__instance__q31.html">01904</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1186. 

  1186. <a name="l01905"></a>01905   {
    1187. 

  1187. <a name="l01906"></a><a class="code" href="structarm__cfft__radix4__instance__q31.html#ab413d2a5d3f45fa187d93813bf3bf81b">01906</a>     uint16_t    <a class="code" href="structarm__cfft__radix4__instance__q31.html#ab413d2a5d3f45fa187d93813bf3bf81b">fftLen</a>;              
    1188. 

  1188. <a name="l01907"></a><a class="code" href="structarm__cfft__radix4__instance__q31.html#adc0a62ba669ad2282ecbe43d5d96abab">01907</a>     uint8_t     <a class="code" href="structarm__cfft__radix4__instance__q31.html#adc0a62ba669ad2282ecbe43d5d96abab">ifftFlag</a>;            
    1189. 

  1189. <a name="l01908"></a><a class="code" href="structarm__cfft__radix4__instance__q31.html#a5a7c4f4c7b3fb655cbb2bc11ef160a2a">01908</a>     uint8_t     <a class="code" href="structarm__cfft__radix4__instance__q31.html#a5a7c4f4c7b3fb655cbb2bc11ef160a2a">bitReverseFlag</a>;      
    1190. 

  1190. <a name="l01909"></a><a class="code" href="structarm__cfft__radix4__instance__q31.html#a561c22dee4cbdcfa0fd5f15106ecc306">01909</a>     q31_t       *<a class="code" href="structarm__cfft__radix4__instance__q31.html#a561c22dee4cbdcfa0fd5f15106ecc306">pTwiddle</a>;           
    1191. 

  1191. <a name="l01910"></a><a class="code" href="structarm__cfft__radix4__instance__q31.html#a33a3bc774c97373261699463c05dfe54">01910</a>     uint16_t    *<a class="code" href="structarm__cfft__radix4__instance__q31.html#a33a3bc774c97373261699463c05dfe54">pBitRevTable</a>;       
    1192. 

  1192. <a name="l01911"></a><a class="code" href="structarm__cfft__radix4__instance__q31.html#a8cf8187b8232815cf17ee82bf572ecf9">01911</a>     uint16_t    <a class="code" href="structarm__cfft__radix4__instance__q31.html#a8cf8187b8232815cf17ee82bf572ecf9">twidCoefModifier</a>;    
    1193. 

  1193. <a name="l01912"></a><a class="code" href="structarm__cfft__radix4__instance__q31.html#a94d2fead4efa4d5eaae142bbe30b0e15">01912</a>     uint16_t    <a class="code" href="structarm__cfft__radix4__instance__q31.html#a94d2fead4efa4d5eaae142bbe30b0e15">bitRevFactor</a>;        
    1194. 

  1194. <a name="l01913"></a>01913   } <a class="code" href="structarm__cfft__radix4__instance__q31.html" title="Instance structure for the Q31 CFFT/CIFFT function.">arm_cfft_radix4_instance_q31</a>;
    1195. 

  1195. <a name="l01914"></a>01914 
    1196. 

  1196. <a name="l01919"></a><a class="code" href="structarm__cfft__radix4__instance__f32.html">01919</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1197. 

  1197. <a name="l01920"></a>01920   {
    1198. 

  1198. <a name="l01921"></a><a class="code" href="structarm__cfft__radix4__instance__f32.html#a7e6a6d290ce158ce9a15a45e364b021a">01921</a>     uint16_t     <a class="code" href="structarm__cfft__radix4__instance__f32.html#a7e6a6d290ce158ce9a15a45e364b021a">fftLen</a>;               
    1199. 

  1199. <a name="l01922"></a><a class="code" href="structarm__cfft__radix4__instance__f32.html#a25d1da64dd6487c291f04d226f9acc66">01922</a>     uint8_t      <a class="code" href="structarm__cfft__radix4__instance__f32.html#a25d1da64dd6487c291f04d226f9acc66">ifftFlag</a>;             
    1200. 

  1200. <a name="l01923"></a><a class="code" href="structarm__cfft__radix4__instance__f32.html#ac10927a1620195a88649ce63dab66120">01923</a>     uint8_t      <a class="code" href="structarm__cfft__radix4__instance__f32.html#ac10927a1620195a88649ce63dab66120">bitReverseFlag</a>;       
    1201. 

  1201. <a name="l01924"></a><a class="code" href="structarm__cfft__radix4__instance__f32.html#a14860c7544911702ca1fa0bf78204ef3">01924</a>     float32_t    *<a class="code" href="structarm__cfft__radix4__instance__f32.html#a14860c7544911702ca1fa0bf78204ef3">pTwiddle</a>;            
    1202. 

  1202. <a name="l01925"></a><a class="code" href="structarm__cfft__radix4__instance__f32.html#a8da0d2ca69749fde8cbb95caeac6fe6a">01925</a>     uint16_t     *<a class="code" href="structarm__cfft__radix4__instance__f32.html#a8da0d2ca69749fde8cbb95caeac6fe6a">pBitRevTable</a>;        
    1203. 

  1203. <a name="l01926"></a><a class="code" href="structarm__cfft__radix4__instance__f32.html#abe31ea2157dfa233e389cdfd3b9993ee">01926</a>     uint16_t     <a class="code" href="structarm__cfft__radix4__instance__f32.html#abe31ea2157dfa233e389cdfd3b9993ee">twidCoefModifier</a>;     
    1204. 

  1204. <a name="l01927"></a><a class="code" href="structarm__cfft__radix4__instance__f32.html#acc8cb18a8b901b8321ab9d86491e41a3">01927</a>     uint16_t     <a class="code" href="structarm__cfft__radix4__instance__f32.html#acc8cb18a8b901b8321ab9d86491e41a3">bitRevFactor</a>;         
    1205. 

  1205. <a name="l01928"></a><a class="code" href="structarm__cfft__radix4__instance__f32.html#ab9eed39e40b8d7c16381fbccf84467cd">01928</a>     float32_t    <a class="code" href="structarm__cfft__radix4__instance__f32.html#ab9eed39e40b8d7c16381fbccf84467cd">onebyfftLen</a>;          
    1206. 

  1206. <a name="l01929"></a>01929   } <a class="code" href="structarm__cfft__radix4__instance__f32.html" title="Instance structure for the floating-point CFFT/CIFFT function.">arm_cfft_radix4_instance_f32</a>;
    1207. 

  1207. <a name="l01930"></a>01930 
    1208. 

  1208. <a name="l01938"></a>01938   <span class="keywordtype">void</span> <a class="code" href="group___c_f_f_t___c_i_f_f_t.html#ga8d66cdac41b8bf6cefdb895456eee84a" title="Processing function for the Q15 CFFT/CIFFT.">arm_cfft_radix4_q15</a>(
    1209. 

  1209. <a name="l01939"></a>01939                <span class="keyword">const</span> <a class="code" href="structarm__cfft__radix4__instance__q15.html" title="Instance structure for the Q15 CFFT/CIFFT function.">arm_cfft_radix4_instance_q15</a> * S,
    1210. 

  1210. <a name="l01940"></a>01940                q15_t * pSrc);
    1211. 

  1211. <a name="l01941"></a>01941 
    1212. 

  1212. <a name="l01951"></a>01951   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___c_f_f_t___c_i_f_f_t.html#ga0c2acfda3126c452e75b81669e8ad9ef" title="Initialization function for the Q15 CFFT/CIFFT.">arm_cfft_radix4_init_q15</a>(
    1213. 

  1213. <a name="l01952"></a>01952                       <a class="code" href="structarm__cfft__radix4__instance__q15.html" title="Instance structure for the Q15 CFFT/CIFFT function.">arm_cfft_radix4_instance_q15</a> * S,
    1214. 

  1214. <a name="l01953"></a>01953                       uint16_t fftLen,
    1215. 

  1215. <a name="l01954"></a>01954                       uint8_t <a class="code" href="arm__fft__bin__example__f32_8c.html#a379ccb99013d369a41b49619083c16ef">ifftFlag</a>,
    1216. 

  1216. <a name="l01955"></a>01955                       uint8_t bitReverseFlag);
    1217. 

  1217. <a name="l01956"></a>01956 
    1218. 

  1218. <a name="l01964"></a>01964   <span class="keywordtype">void</span> <a class="code" href="group___c_f_f_t___c_i_f_f_t.html#gafde3ee1f58cf393b45a9073174fff548" title="Processing function for the Q31 CFFT/CIFFT.">arm_cfft_radix4_q31</a>(
    1219. 

  1219. <a name="l01965"></a>01965                <span class="keyword">const</span> <a class="code" href="structarm__cfft__radix4__instance__q31.html" title="Instance structure for the Q31 CFFT/CIFFT function.">arm_cfft_radix4_instance_q31</a> * S,
    1220. 

  1220. <a name="l01966"></a>01966                q31_t * pSrc);
    1221. 

  1221. <a name="l01967"></a>01967 
    1222. 

  1222. <a name="l01977"></a>01977   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___c_f_f_t___c_i_f_f_t.html#gad5caaafeec900c8ff72321c01bbd462c" title="Initialization function for the Q31 CFFT/CIFFT.">arm_cfft_radix4_init_q31</a>(
    1223. 

  1223. <a name="l01978"></a>01978                       <a class="code" href="structarm__cfft__radix4__instance__q31.html" title="Instance structure for the Q31 CFFT/CIFFT function.">arm_cfft_radix4_instance_q31</a> * S,
    1224. 

  1224. <a name="l01979"></a>01979                       uint16_t fftLen,
    1225. 

  1225. <a name="l01980"></a>01980                       uint8_t <a class="code" href="arm__fft__bin__example__f32_8c.html#a379ccb99013d369a41b49619083c16ef">ifftFlag</a>,
    1226. 

  1226. <a name="l01981"></a>01981                       uint8_t bitReverseFlag);
    1227. 

  1227. <a name="l01982"></a>01982 
    1228. 

  1228. <a name="l01990"></a>01990   <span class="keywordtype">void</span> <a class="code" href="group___c_f_f_t___c_i_f_f_t.html#ga521f670cd9c571bc61aff9bec89f4c26" title="Processing function for the floating-point CFFT/CIFFT.">arm_cfft_radix4_f32</a>(
    1229. 

  1229. <a name="l01991"></a>01991                <span class="keyword">const</span> <a class="code" href="structarm__cfft__radix4__instance__f32.html" title="Instance structure for the floating-point CFFT/CIFFT function.">arm_cfft_radix4_instance_f32</a> * S,
    1230. 

  1230. <a name="l01992"></a>01992                float32_t * pSrc);
    1231. 

  1231. <a name="l01993"></a>01993 
    1232. 

  1232. <a name="l02003"></a>02003   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___c_f_f_t___c_i_f_f_t.html#gaf336459f684f0b17bfae539ef1b1b78a" title="Initialization function for the floating-point CFFT/CIFFT.">arm_cfft_radix4_init_f32</a>(
    1233. 

  1233. <a name="l02004"></a>02004                       <a class="code" href="structarm__cfft__radix4__instance__f32.html" title="Instance structure for the floating-point CFFT/CIFFT function.">arm_cfft_radix4_instance_f32</a> * S,
    1234. 

  1234. <a name="l02005"></a>02005                       uint16_t fftLen,
    1235. 

  1235. <a name="l02006"></a>02006                       uint8_t <a class="code" href="arm__fft__bin__example__f32_8c.html#a379ccb99013d369a41b49619083c16ef">ifftFlag</a>,
    1236. 

  1236. <a name="l02007"></a>02007                       uint8_t bitReverseFlag);
    1237. 

  1237. <a name="l02008"></a>02008 
    1238. 

  1238. <a name="l02009"></a>02009 
    1239. 

  1239. <a name="l02010"></a>02010 
    1240. 

  1240. <a name="l02011"></a>02011   <span class="comment">/*----------------------------------------------------------------------</span>
    1241. 

  1241. <a name="l02012"></a>02012 <span class="comment">   *        Internal functions prototypes FFT function</span>
    1242. 

  1242. <a name="l02013"></a>02013 <span class="comment">   ----------------------------------------------------------------------*/</span>
    1243. 

  1243. <a name="l02014"></a>02014 
    1244. 

  1244. <a name="l02024"></a>02024   <span class="keywordtype">void</span> <a class="code" href="arm__cfft__radix4__f32_8c.html#ae239ddf995d1607115f9e84d5c069b9c" title="Core function for the floating-point CFFT butterfly process.">arm_radix4_butterfly_f32</a>(
    1245. 

  1245. <a name="l02025"></a>02025                 float32_t * pSrc,
    1246. 

  1246. <a name="l02026"></a>02026                 uint16_t fftLen,
    1247. 

  1247. <a name="l02027"></a>02027                 float32_t * pCoef,
    1248. 

  1248. <a name="l02028"></a>02028                 uint16_t twidCoefModifier);
    1249. 

  1249. <a name="l02029"></a>02029 
    1250. 

  1250. <a name="l02040"></a>02040   <span class="keywordtype">void</span> <a class="code" href="arm__cfft__radix4__f32_8c.html#a2a78df6e4bbf080624f2b6349224ec93" title="Core function for the floating-point CIFFT butterfly process.">arm_radix4_butterfly_inverse_f32</a>(
    1251. 

  1251. <a name="l02041"></a>02041                     float32_t * pSrc,
    1252. 

  1252. <a name="l02042"></a>02042                     uint16_t fftLen,
    1253. 

  1253. <a name="l02043"></a>02043                     float32_t * pCoef,
    1254. 

  1254. <a name="l02044"></a>02044                     uint16_t twidCoefModifier,
    1255. 

  1255. <a name="l02045"></a>02045                     float32_t onebyfftLen);
    1256. 

  1256. <a name="l02046"></a>02046 
    1257. 

  1257. <a name="l02056"></a>02056   <span class="keywordtype">void</span> <a class="code" href="arm__cfft__radix4__f32_8c.html#a3d4062fdfa6aaa3f51f41cab868e508b" title="In-place bit reversal function.">arm_bitreversal_f32</a>(
    1258. 

  1258. <a name="l02057"></a>02057                float32_t *pSrc,
    1259. 

  1259. <a name="l02058"></a>02058                uint16_t <a class="code" href="arm__fft__bin__example__f32_8c.html#a9b500899c581f6df3ffc0a9f3a9ef6aa">fftSize</a>,
    1260. 

  1260. <a name="l02059"></a>02059                uint16_t bitRevFactor,
    1261. 

  1261. <a name="l02060"></a>02060                uint16_t *pBitRevTab);
    1262. 

  1262. <a name="l02061"></a>02061 
    1263. 

  1263. <a name="l02071"></a>02071   <span class="keywordtype">void</span> <a class="code" href="arm__cfft__radix4__q31_8c.html#ac12f1e7f159d5741358cdc36830a0395" title="Core function for the Q31 CFFT butterfly process.">arm_radix4_butterfly_q31</a>(
    1264. 

  1264. <a name="l02072"></a>02072                 q31_t *pSrc,
    1265. 

  1265. <a name="l02073"></a>02073                 uint32_t fftLen,
    1266. 

  1266. <a name="l02074"></a>02074                 q31_t *pCoef,
    1267. 

  1267. <a name="l02075"></a>02075                 uint32_t twidCoefModifier);
    1268. 

  1268. <a name="l02076"></a>02076 
    1269. 

  1269. <a name="l02086"></a>02086   <span class="keywordtype">void</span> <a class="code" href="arm__cfft__radix4__q31_8c.html#ac9c7c553114c1201a3a987a11b8a6d01" title="Core function for the Q31 CIFFT butterfly process.">arm_radix4_butterfly_inverse_q31</a>(
    1270. 

  1270. <a name="l02087"></a>02087                     q31_t * pSrc,
    1271. 

  1271. <a name="l02088"></a>02088                     uint32_t fftLen,
    1272. 

  1272. <a name="l02089"></a>02089                     q31_t * pCoef,
    1273. 

  1273. <a name="l02090"></a>02090                     uint32_t twidCoefModifier);
    1274. 

  1274. <a name="l02091"></a>02091   
    1275. 

  1275. <a name="l02101"></a>02101   <span class="keywordtype">void</span> <a class="code" href="arm__cfft__radix4__q31_8c.html#a27618705158b5c42db5fb0a381f8efc1" title="In-place bit reversal function.">arm_bitreversal_q31</a>(
    1276. 

  1276. <a name="l02102"></a>02102                q31_t * pSrc,
    1277. 

  1277. <a name="l02103"></a>02103                uint32_t fftLen,
    1278. 

  1278. <a name="l02104"></a>02104                uint16_t bitRevFactor,
    1279. 

  1279. <a name="l02105"></a>02105                uint16_t *pBitRevTab);
    1280. 

  1280. <a name="l02106"></a>02106 
    1281. 

  1281. <a name="l02116"></a>02116   <span class="keywordtype">void</span> <a class="code" href="arm__cfft__radix4__q15_8c.html#a2d01d2045f280c32036da97d33c52440" title="Core function for the Q15 CFFT butterfly process.">arm_radix4_butterfly_q15</a>(
    1282. 

  1282. <a name="l02117"></a>02117                 q15_t *pSrc16,
    1283. 

  1283. <a name="l02118"></a>02118                 uint32_t fftLen,
    1284. 

  1284. <a name="l02119"></a>02119                 q15_t *pCoef16,
    1285. 

  1285. <a name="l02120"></a>02120                 uint32_t twidCoefModifier);
    1286. 

  1286. <a name="l02121"></a>02121 
    1287. 

  1287. <a name="l02131"></a>02131   <span class="keywordtype">void</span> <a class="code" href="arm__cfft__radix4__q15_8c.html#aad04e8439d17dab5617bf1be268bb391" title="Core function for the Q15 CIFFT butterfly process.">arm_radix4_butterfly_inverse_q15</a>(
    1288. 

  1288. <a name="l02132"></a>02132                     q15_t *pSrc16,
    1289. 

  1289. <a name="l02133"></a>02133                     uint32_t fftLen,
    1290. 

  1290. <a name="l02134"></a>02134                     q15_t *pCoef16,
    1291. 

  1291. <a name="l02135"></a>02135                     uint32_t twidCoefModifier);
    1292. 

  1292. <a name="l02136"></a>02136 
    1293. 

  1293. <a name="l02146"></a>02146   <span class="keywordtype">void</span> <a class="code" href="arm__cfft__radix4__q15_8c.html#a12a07b49948c354172ae07358309a4a5" title="In-place bit reversal function.">arm_bitreversal_q15</a>(
    1294. 

  1294. <a name="l02147"></a>02147                q15_t * pSrc,
    1295. 

  1295. <a name="l02148"></a>02148                uint32_t fftLen,
    1296. 

  1296. <a name="l02149"></a>02149                uint16_t bitRevFactor,
    1297. 

  1297. <a name="l02150"></a>02150                uint16_t *pBitRevTab);
    1298. 

  1298. <a name="l02151"></a>02151 
    1299. 

  1299. <a name="l02156"></a><a class="code" href="structarm__rfft__instance__q15.html">02156</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1300. 

  1300. <a name="l02157"></a>02157   {
    1301. 

  1301. <a name="l02158"></a><a class="code" href="structarm__rfft__instance__q15.html#aac5cf9e825917cbb14f439e56bb86ab3">02158</a>     uint32_t <a class="code" href="structarm__rfft__instance__q15.html#aac5cf9e825917cbb14f439e56bb86ab3">fftLenReal</a>;                      
    1302. 

  1302. <a name="l02159"></a><a class="code" href="structarm__rfft__instance__q15.html#afef95bc722f5929d5e63ecba14fa3ca1">02159</a>     uint32_t <a class="code" href="structarm__rfft__instance__q15.html#afef95bc722f5929d5e63ecba14fa3ca1">fftLenBy2</a>;                       
    1303. 

  1303. <a name="l02160"></a><a class="code" href="structarm__rfft__instance__q15.html#a8051ffe268c147e431e1bea7bb4c4258">02160</a>     uint8_t  <a class="code" href="structarm__rfft__instance__q15.html#a8051ffe268c147e431e1bea7bb4c4258">ifftFlagR</a>;                       
    1304. 

  1304. <a name="l02161"></a><a class="code" href="structarm__rfft__instance__q15.html#a4c65cd40e0098ec2f5c0dc31488b9bc6">02161</a>     uint8_t  <a class="code" href="structarm__rfft__instance__q15.html#a4c65cd40e0098ec2f5c0dc31488b9bc6">bitReverseFlagR</a>;                 
    1305. 

  1305. <a name="l02162"></a><a class="code" href="structarm__rfft__instance__q15.html#afd444d05858c5f419980e94e8240d5c3">02162</a>     uint32_t <a class="code" href="structarm__rfft__instance__q15.html#afd444d05858c5f419980e94e8240d5c3">twidCoefRModifier</a>;               
    1306. 

  1306. <a name="l02163"></a><a class="code" href="structarm__rfft__instance__q15.html#affbf2de522ac029432d98e8373c0ec53">02163</a>     q15_t    *<a class="code" href="structarm__rfft__instance__q15.html#affbf2de522ac029432d98e8373c0ec53">pTwiddleAReal</a>;                  
    1307. 

  1307. <a name="l02164"></a><a class="code" href="structarm__rfft__instance__q15.html#a937d815022adc557b435ba8c6cd58b0d">02164</a>     q15_t    *<a class="code" href="structarm__rfft__instance__q15.html#a937d815022adc557b435ba8c6cd58b0d">pTwiddleBReal</a>;                  
    1308. 

  1308. <a name="l02165"></a><a class="code" href="structarm__rfft__instance__q15.html#acd8f28f777f3417280212ce799ebef46">02165</a>     <a class="code" href="structarm__cfft__radix4__instance__q15.html" title="Instance structure for the Q15 CFFT/CIFFT function.">arm_cfft_radix4_instance_q15</a> *<a class="code" href="structarm__rfft__instance__q15.html#acd8f28f777f3417280212ce799ebef46">pCfft</a>;      
    1309. 

  1309. <a name="l02166"></a>02166   } <a class="code" href="structarm__rfft__instance__q15.html" title="Instance structure for the Q15 RFFT/RIFFT function.">arm_rfft_instance_q15</a>;
    1310. 

  1310. <a name="l02167"></a>02167 
    1311. 

  1311. <a name="l02172"></a><a class="code" href="structarm__rfft__instance__q31.html">02172</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1312. 

  1312. <a name="l02173"></a>02173   {
    1313. 

  1313. <a name="l02174"></a><a class="code" href="structarm__rfft__instance__q31.html#af777b0cadd5abaf064323692c2e6693b">02174</a>     uint32_t <a class="code" href="structarm__rfft__instance__q31.html#af777b0cadd5abaf064323692c2e6693b">fftLenReal</a>;                        
    1314. 

  1314. <a name="l02175"></a><a class="code" href="structarm__rfft__instance__q31.html#a7d1a948bb8a23bf5419bb6f9ef43dd76">02175</a>     uint32_t <a class="code" href="structarm__rfft__instance__q31.html#a7d1a948bb8a23bf5419bb6f9ef43dd76">fftLenBy2</a>;                         
    1315. 

  1315. <a name="l02176"></a><a class="code" href="structarm__rfft__instance__q31.html#af5c2615e6cde15524df38fa57ea32d94">02176</a>     uint8_t  <a class="code" href="structarm__rfft__instance__q31.html#af5c2615e6cde15524df38fa57ea32d94">ifftFlagR</a>;                         
    1316. 

  1316. <a name="l02177"></a><a class="code" href="structarm__rfft__instance__q31.html#a3cb90cdc928a88b0203917dcb3dc1b71">02177</a>     uint8_t  <a class="code" href="structarm__rfft__instance__q31.html#a3cb90cdc928a88b0203917dcb3dc1b71">bitReverseFlagR</a>;                   
    1317. 

  1317. <a name="l02178"></a><a class="code" href="structarm__rfft__instance__q31.html#a6fc90252b579f7c29e01bd279334fc43">02178</a>     uint32_t <a class="code" href="structarm__rfft__instance__q31.html#a6fc90252b579f7c29e01bd279334fc43">twidCoefRModifier</a>;                 
    1318. 

  1318. <a name="l02179"></a><a class="code" href="structarm__rfft__instance__q31.html#a2a0c944e66bab92fcbe19d1c29153250">02179</a>     q31_t    *<a class="code" href="structarm__rfft__instance__q31.html#a2a0c944e66bab92fcbe19d1c29153250">pTwiddleAReal</a>;                    
    1319. 

  1319. <a name="l02180"></a><a class="code" href="structarm__rfft__instance__q31.html#ae5070be4c2e0327e618f5e1f4c5b9d80">02180</a>     q31_t    *<a class="code" href="structarm__rfft__instance__q31.html#ae5070be4c2e0327e618f5e1f4c5b9d80">pTwiddleBReal</a>;                    
    1320. 

  1320. <a name="l02181"></a><a class="code" href="structarm__rfft__instance__q31.html#ac6bf12707e1985818d161616adf27977">02181</a>     <a class="code" href="structarm__cfft__radix4__instance__q31.html" title="Instance structure for the Q31 CFFT/CIFFT function.">arm_cfft_radix4_instance_q31</a> *<a class="code" href="structarm__rfft__instance__q31.html#ac6bf12707e1985818d161616adf27977">pCfft</a>;        
    1321. 

  1321. <a name="l02182"></a>02182   } <a class="code" href="structarm__rfft__instance__q31.html" title="Instance structure for the Q31 RFFT/RIFFT function.">arm_rfft_instance_q31</a>;
    1322. 

  1322. <a name="l02183"></a>02183 
    1323. 

  1323. <a name="l02188"></a><a class="code" href="structarm__rfft__instance__f32.html">02188</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1324. 

  1324. <a name="l02189"></a>02189   {
    1325. 

  1325. <a name="l02190"></a><a class="code" href="structarm__rfft__instance__f32.html#a4219d4669699e4efdcb150ed7a0d9a57">02190</a>     uint32_t  <a class="code" href="structarm__rfft__instance__f32.html#a4219d4669699e4efdcb150ed7a0d9a57">fftLenReal</a>;                       
    1326. 

  1326. <a name="l02191"></a><a class="code" href="structarm__rfft__instance__f32.html#a075076e07ebb8521d8e3b49a31db6c57">02191</a>     uint16_t  <a class="code" href="structarm__rfft__instance__f32.html#a075076e07ebb8521d8e3b49a31db6c57">fftLenBy2</a>;                        
    1327. 

  1327. <a name="l02192"></a><a class="code" href="structarm__rfft__instance__f32.html#a5ee6d10a934ab4b666e0bb286c3d633f">02192</a>     uint8_t   <a class="code" href="structarm__rfft__instance__f32.html#a5ee6d10a934ab4b666e0bb286c3d633f">ifftFlagR</a>;                        
    1328. 

  1328. <a name="l02193"></a><a class="code" href="structarm__rfft__instance__f32.html#ac342f3248157cbbd2f04a3c8ec9fc9eb">02193</a>     uint8_t   <a class="code" href="structarm__rfft__instance__f32.html#ac342f3248157cbbd2f04a3c8ec9fc9eb">bitReverseFlagR</a>;                  
    1329. 

  1329. <a name="l02194"></a><a class="code" href="structarm__rfft__instance__f32.html#aede85350fb5ae6baa1b3e8bfa15b18d6">02194</a>     uint32_t  <a class="code" href="structarm__rfft__instance__f32.html#aede85350fb5ae6baa1b3e8bfa15b18d6">twidCoefRModifier</a>;                
    1330. 

  1330. <a name="l02195"></a><a class="code" href="structarm__rfft__instance__f32.html#a534cc7e6e9b3e3dd022fad611c762142">02195</a>     float32_t *<a class="code" href="structarm__rfft__instance__f32.html#a534cc7e6e9b3e3dd022fad611c762142">pTwiddleAReal</a>;                   
    1331. 

  1331. <a name="l02196"></a><a class="code" href="structarm__rfft__instance__f32.html#a23543ecfd027fea2477fe1eea23c3c4d">02196</a>     float32_t *<a class="code" href="structarm__rfft__instance__f32.html#a23543ecfd027fea2477fe1eea23c3c4d">pTwiddleBReal</a>;                   
    1332. 

  1332. <a name="l02197"></a><a class="code" href="structarm__rfft__instance__f32.html#a9f47ba9f50c81e4445ae3827b981bc05">02197</a>     <a class="code" href="structarm__cfft__radix4__instance__f32.html" title="Instance structure for the floating-point CFFT/CIFFT function.">arm_cfft_radix4_instance_f32</a> *<a class="code" href="structarm__rfft__instance__f32.html#a9f47ba9f50c81e4445ae3827b981bc05">pCfft</a>;        
    1333. 

  1333. <a name="l02198"></a>02198   } <a class="code" href="structarm__rfft__instance__f32.html" title="Instance structure for the floating-point RFFT/RIFFT function.">arm_rfft_instance_f32</a>;
    1334. 

  1334. <a name="l02199"></a>02199 
    1335. 

  1335. <a name="l02208"></a>02208   <span class="keywordtype">void</span> <a class="code" href="group___r_f_f_t___r_i_f_f_t.html#ga00e615f5db21736ad5b27fb6146f3fc5" title="Processing function for the Q15 RFFT/RIFFT.">arm_rfft_q15</a>(
    1336. 

  1336. <a name="l02209"></a>02209             <span class="keyword">const</span> <a class="code" href="structarm__rfft__instance__q15.html" title="Instance structure for the Q15 RFFT/RIFFT function.">arm_rfft_instance_q15</a> * S,
    1337. 

  1337. <a name="l02210"></a>02210             q15_t * pSrc,
    1338. 

  1338. <a name="l02211"></a>02211             q15_t * pDst);
    1339. 

  1339. <a name="l02212"></a>02212 
    1340. 

  1340. <a name="l02223"></a>02223   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___r_f_f_t___r_i_f_f_t.html#ga2530ebf44b7f5b559b191ff7265a9120" title="Initialization function for the Q15 RFFT/RIFFT.">arm_rfft_init_q15</a>(
    1341. 

  1341. <a name="l02224"></a>02224                    <a class="code" href="structarm__rfft__instance__q15.html" title="Instance structure for the Q15 RFFT/RIFFT function.">arm_rfft_instance_q15</a> * S,
    1342. 

  1342. <a name="l02225"></a>02225                    <a class="code" href="structarm__cfft__radix4__instance__q15.html" title="Instance structure for the Q15 CFFT/CIFFT function.">arm_cfft_radix4_instance_q15</a> * S_CFFT,
    1343. 

  1343. <a name="l02226"></a>02226                    uint32_t fftLenReal,
    1344. 

  1344. <a name="l02227"></a>02227                    uint32_t ifftFlagR,
    1345. 

  1345. <a name="l02228"></a>02228                    uint32_t bitReverseFlag);
    1346. 

  1346. <a name="l02229"></a>02229 
    1347. 

  1347. <a name="l02238"></a>02238   <span class="keywordtype">void</span> <a class="code" href="group___r_f_f_t___r_i_f_f_t.html#gabaeab5646aeea9844e6d42ca8c73fe3a" title="Processing function for the Q31 RFFT/RIFFT.">arm_rfft_q31</a>(
    1348. 

  1348. <a name="l02239"></a>02239             <span class="keyword">const</span> <a class="code" href="structarm__rfft__instance__q31.html" title="Instance structure for the Q31 RFFT/RIFFT function.">arm_rfft_instance_q31</a> * S,
    1349. 

  1349. <a name="l02240"></a>02240             q31_t * pSrc,
    1350. 

  1350. <a name="l02241"></a>02241             q31_t * pDst);
    1351. 

  1351. <a name="l02242"></a>02242 
    1352. 

  1352. <a name="l02253"></a>02253   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___r_f_f_t___r_i_f_f_t.html#ga8b9c7f99f3c368c82048cd1899acbbd5" title="Initialization function for the Q31 RFFT/RIFFT.">arm_rfft_init_q31</a>(
    1353. 

  1353. <a name="l02254"></a>02254                    <a class="code" href="structarm__rfft__instance__q31.html" title="Instance structure for the Q31 RFFT/RIFFT function.">arm_rfft_instance_q31</a> * S,
    1354. 

  1354. <a name="l02255"></a>02255                    <a class="code" href="structarm__cfft__radix4__instance__q31.html" title="Instance structure for the Q31 CFFT/CIFFT function.">arm_cfft_radix4_instance_q31</a> * S_CFFT,
    1355. 

  1355. <a name="l02256"></a>02256                    uint32_t fftLenReal,
    1356. 

  1356. <a name="l02257"></a>02257                    uint32_t ifftFlagR,
    1357. 

  1357. <a name="l02258"></a>02258                    uint32_t bitReverseFlag);
    1358. 

  1358. <a name="l02259"></a>02259 
    1359. 

  1359. <a name="l02270"></a>02270   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___r_f_f_t___r_i_f_f_t.html#ga10717ee326bf50832ef1c25b85a23068" title="Initialization function for the floating-point RFFT/RIFFT.">arm_rfft_init_f32</a>(
    1360. 

  1360. <a name="l02271"></a>02271                    <a class="code" href="structarm__rfft__instance__f32.html" title="Instance structure for the floating-point RFFT/RIFFT function.">arm_rfft_instance_f32</a> * S,
    1361. 

  1361. <a name="l02272"></a>02272                    <a class="code" href="structarm__cfft__radix4__instance__f32.html" title="Instance structure for the floating-point CFFT/CIFFT function.">arm_cfft_radix4_instance_f32</a> * S_CFFT,
    1362. 

  1362. <a name="l02273"></a>02273                    uint32_t fftLenReal,
    1363. 

  1363. <a name="l02274"></a>02274                    uint32_t ifftFlagR,
    1364. 

  1364. <a name="l02275"></a>02275                    uint32_t bitReverseFlag);
    1365. 

  1365. <a name="l02276"></a>02276 
    1366. 

  1366. <a name="l02285"></a>02285   <span class="keywordtype">void</span> <a class="code" href="group___r_f_f_t___r_i_f_f_t.html#ga3df1766d230532bc068fc4ed69d0fcdc" title="Processing function for the floating-point RFFT/RIFFT.">arm_rfft_f32</a>(
    1367. 

  1367. <a name="l02286"></a>02286             <span class="keyword">const</span> <a class="code" href="structarm__rfft__instance__f32.html" title="Instance structure for the floating-point RFFT/RIFFT function.">arm_rfft_instance_f32</a> * S,
    1368. 

  1368. <a name="l02287"></a>02287             float32_t * pSrc,
    1369. 

  1369. <a name="l02288"></a>02288             float32_t * pDst);
    1370. 

  1370. <a name="l02289"></a>02289 
    1371. 

  1371. <a name="l02294"></a><a class="code" href="structarm__dct4__instance__f32.html">02294</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1372. 

  1372. <a name="l02295"></a>02295   {
    1373. 

  1373. <a name="l02296"></a><a class="code" href="structarm__dct4__instance__f32.html#a262b29a51c371b46efc89120e31ccf37">02296</a>     uint16_t <a class="code" href="structarm__dct4__instance__f32.html#a262b29a51c371b46efc89120e31ccf37">N</a>;                         
    1374. 

  1374. <a name="l02297"></a><a class="code" href="structarm__dct4__instance__f32.html#adb1ef2739ddbe62e5cdadc47455a4147">02297</a>     uint16_t <a class="code" href="structarm__dct4__instance__f32.html#adb1ef2739ddbe62e5cdadc47455a4147">Nby2</a>;                      
    1375. 

  1375. <a name="l02298"></a><a class="code" href="structarm__dct4__instance__f32.html#a61ce8c967b2e998a9c0041cca73cdef8">02298</a>     float32_t <a class="code" href="structarm__dct4__instance__f32.html#a61ce8c967b2e998a9c0041cca73cdef8">normalize</a>;                
    1376. 

  1376. <a name="l02299"></a><a class="code" href="structarm__dct4__instance__f32.html#ad13544aafad268588c62e3eb35ae662c">02299</a>     float32_t *<a class="code" href="structarm__dct4__instance__f32.html#ad13544aafad268588c62e3eb35ae662c">pTwiddle</a>;                
    1377. 

  1377. <a name="l02300"></a><a class="code" href="structarm__dct4__instance__f32.html#a6da1187e070801e011ce5e0582efa861">02300</a>     float32_t *<a class="code" href="structarm__dct4__instance__f32.html#a6da1187e070801e011ce5e0582efa861">pCosFactor</a>;              
    1378. 

  1378. <a name="l02301"></a><a class="code" href="structarm__dct4__instance__f32.html#a978f37fc19add31af243ab5c63ae502f">02301</a>     <a class="code" href="structarm__rfft__instance__f32.html" title="Instance structure for the floating-point RFFT/RIFFT function.">arm_rfft_instance_f32</a> *<a class="code" href="structarm__dct4__instance__f32.html#a978f37fc19add31af243ab5c63ae502f">pRfft</a>;        
    1379. 

  1379. <a name="l02302"></a><a class="code" href="structarm__dct4__instance__f32.html#a018f7860b6e070af533fb7d76c7cdc32">02302</a>     <a class="code" href="structarm__cfft__radix4__instance__f32.html" title="Instance structure for the floating-point CFFT/CIFFT function.">arm_cfft_radix4_instance_f32</a> *<a class="code" href="structarm__dct4__instance__f32.html#a018f7860b6e070af533fb7d76c7cdc32">pCfft</a>; 
    1380. 

  1380. <a name="l02303"></a>02303   } <a class="code" href="structarm__dct4__instance__f32.html" title="Instance structure for the floating-point DCT4/IDCT4 function.">arm_dct4_instance_f32</a>;
    1381. 

  1381. <a name="l02304"></a>02304 
    1382. 

  1382. <a name="l02316"></a>02316   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___d_c_t4___i_d_c_t4.html#gab094ad3bc6fa1b84e8b12a24e1850a06" title="Initialization function for the floating-point DCT4/IDCT4.">arm_dct4_init_f32</a>(
    1383. 

  1383. <a name="l02317"></a>02317                    <a class="code" href="structarm__dct4__instance__f32.html" title="Instance structure for the floating-point DCT4/IDCT4 function.">arm_dct4_instance_f32</a> * S,
    1384. 

  1384. <a name="l02318"></a>02318                    <a class="code" href="structarm__rfft__instance__f32.html" title="Instance structure for the floating-point RFFT/RIFFT function.">arm_rfft_instance_f32</a> * S_RFFT,
    1385. 

  1385. <a name="l02319"></a>02319                    <a class="code" href="structarm__cfft__radix4__instance__f32.html" title="Instance structure for the floating-point CFFT/CIFFT function.">arm_cfft_radix4_instance_f32</a> * S_CFFT,
    1386. 

  1386. <a name="l02320"></a>02320                    uint16_t N,
    1387. 

  1387. <a name="l02321"></a>02321                    uint16_t Nby2,
    1388. 

  1388. <a name="l02322"></a>02322                    float32_t normalize);
    1389. 

  1389. <a name="l02323"></a>02323 
    1390. 

  1390. <a name="l02332"></a>02332   <span class="keywordtype">void</span> <a class="code" href="group___d_c_t4___i_d_c_t4.html#gafd538d68886848bc090ec2b0d364cc81" title="Processing function for the floating-point DCT4/IDCT4.">arm_dct4_f32</a>(
    1391. 

  1391. <a name="l02333"></a>02333             <span class="keyword">const</span> <a class="code" href="structarm__dct4__instance__f32.html" title="Instance structure for the floating-point DCT4/IDCT4 function.">arm_dct4_instance_f32</a> * S,
    1392. 

  1392. <a name="l02334"></a>02334             float32_t * pState,
    1393. 

  1393. <a name="l02335"></a>02335             float32_t * pInlineBuffer);
    1394. 

  1394. <a name="l02336"></a>02336 
    1395. 

  1395. <a name="l02341"></a><a class="code" href="structarm__dct4__instance__q31.html">02341</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1396. 

  1396. <a name="l02342"></a>02342   {
    1397. 

  1397. <a name="l02343"></a><a class="code" href="structarm__dct4__instance__q31.html#a46a9f136457350676e2bfd3768ff9d6d">02343</a>     uint16_t <a class="code" href="structarm__dct4__instance__q31.html#a46a9f136457350676e2bfd3768ff9d6d">N</a>;                         
    1398. 

  1398. <a name="l02344"></a><a class="code" href="structarm__dct4__instance__q31.html#a32d3268ba4629908dba056599f0a904d">02344</a>     uint16_t <a class="code" href="structarm__dct4__instance__q31.html#a32d3268ba4629908dba056599f0a904d">Nby2</a>;                      
    1399. 

  1399. <a name="l02345"></a><a class="code" href="structarm__dct4__instance__q31.html#ac80ff7b28fca36aeef74dea12e8312dd">02345</a>     q31_t <a class="code" href="structarm__dct4__instance__q31.html#ac80ff7b28fca36aeef74dea12e8312dd">normalize</a>;                    
    1400. 

  1400. <a name="l02346"></a><a class="code" href="structarm__dct4__instance__q31.html#a7db236e22673146bb1d2c962f0713f08">02346</a>     q31_t *<a class="code" href="structarm__dct4__instance__q31.html#a7db236e22673146bb1d2c962f0713f08">pTwiddle</a>;                    
    1401. 

  1401. <a name="l02347"></a><a class="code" href="structarm__dct4__instance__q31.html#af97204d1838925621fc82021a0c2d6c1">02347</a>     q31_t *<a class="code" href="structarm__dct4__instance__q31.html#af97204d1838925621fc82021a0c2d6c1">pCosFactor</a>;                  
    1402. 

  1402. <a name="l02348"></a><a class="code" href="structarm__dct4__instance__q31.html#af1487dab5e7963b85dc0fdc6bf492542">02348</a>     <a class="code" href="structarm__rfft__instance__q31.html" title="Instance structure for the Q31 RFFT/RIFFT function.">arm_rfft_instance_q31</a> *<a class="code" href="structarm__dct4__instance__q31.html#af1487dab5e7963b85dc0fdc6bf492542">pRfft</a>;        
    1403. 

  1403. <a name="l02349"></a><a class="code" href="structarm__dct4__instance__q31.html#ac96579cfb28d08bb11dd2fe4c6303833">02349</a>     <a class="code" href="structarm__cfft__radix4__instance__q31.html" title="Instance structure for the Q31 CFFT/CIFFT function.">arm_cfft_radix4_instance_q31</a> *<a class="code" href="structarm__dct4__instance__q31.html#ac96579cfb28d08bb11dd2fe4c6303833">pCfft</a>; 
    1404. 

  1404. <a name="l02350"></a>02350   } <a class="code" href="structarm__dct4__instance__q31.html" title="Instance structure for the Q31 DCT4/IDCT4 function.">arm_dct4_instance_q31</a>;
    1405. 

  1405. <a name="l02351"></a>02351 
    1406. 

  1406. <a name="l02363"></a>02363   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___d_c_t4___i_d_c_t4.html#ga631bb59c7c97c814ff7147ecba6a716a" title="Initialization function for the Q31 DCT4/IDCT4.">arm_dct4_init_q31</a>(
    1407. 

  1407. <a name="l02364"></a>02364                    <a class="code" href="structarm__dct4__instance__q31.html" title="Instance structure for the Q31 DCT4/IDCT4 function.">arm_dct4_instance_q31</a> * S,
    1408. 

  1408. <a name="l02365"></a>02365                    <a class="code" href="structarm__rfft__instance__q31.html" title="Instance structure for the Q31 RFFT/RIFFT function.">arm_rfft_instance_q31</a> * S_RFFT,
    1409. 

  1409. <a name="l02366"></a>02366                    <a class="code" href="structarm__cfft__radix4__instance__q31.html" title="Instance structure for the Q31 CFFT/CIFFT function.">arm_cfft_radix4_instance_q31</a> * S_CFFT,
    1410. 

  1410. <a name="l02367"></a>02367                    uint16_t N,
    1411. 

  1411. <a name="l02368"></a>02368                    uint16_t Nby2,
    1412. 

  1412. <a name="l02369"></a>02369                    q31_t normalize);
    1413. 

  1413. <a name="l02370"></a>02370 
    1414. 

  1414. <a name="l02379"></a>02379   <span class="keywordtype">void</span> <a class="code" href="group___d_c_t4___i_d_c_t4.html#gad04d0baab6ed081d8e8afe02538eb80b" title="Processing function for the Q31 DCT4/IDCT4.">arm_dct4_q31</a>(
    1415. 

  1415. <a name="l02380"></a>02380             <span class="keyword">const</span> <a class="code" href="structarm__dct4__instance__q31.html" title="Instance structure for the Q31 DCT4/IDCT4 function.">arm_dct4_instance_q31</a> * S,
    1416. 

  1416. <a name="l02381"></a>02381             q31_t * pState,
    1417. 

  1417. <a name="l02382"></a>02382             q31_t * pInlineBuffer);
    1418. 

  1418. <a name="l02383"></a>02383 
    1419. 

  1419. <a name="l02388"></a><a class="code" href="structarm__dct4__instance__q15.html">02388</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1420. 

  1420. <a name="l02389"></a>02389   {
    1421. 

  1421. <a name="l02390"></a><a class="code" href="structarm__dct4__instance__q15.html#a53d24009bb9b2e93d0aa07db7f1a6c25">02390</a>     uint16_t <a class="code" href="structarm__dct4__instance__q15.html#a53d24009bb9b2e93d0aa07db7f1a6c25">N</a>;                         
    1422. 

  1422. <a name="l02391"></a><a class="code" href="structarm__dct4__instance__q15.html#af43dcbbc2fc661ffbc525afe3dcbd7da">02391</a>     uint16_t <a class="code" href="structarm__dct4__instance__q15.html#af43dcbbc2fc661ffbc525afe3dcbd7da">Nby2</a>;                      
    1423. 

  1423. <a name="l02392"></a><a class="code" href="structarm__dct4__instance__q15.html#a197098140d68e89a08f7a249003a0b86">02392</a>     q15_t <a class="code" href="structarm__dct4__instance__q15.html#a197098140d68e89a08f7a249003a0b86">normalize</a>;                    
    1424. 

  1424. <a name="l02393"></a><a class="code" href="structarm__dct4__instance__q15.html#abc6c847e9f906781e1d5da40e9aafa76">02393</a>     q15_t *<a class="code" href="structarm__dct4__instance__q15.html#abc6c847e9f906781e1d5da40e9aafa76">pTwiddle</a>;                    
    1425. 

  1425. <a name="l02394"></a><a class="code" href="structarm__dct4__instance__q15.html#ac76df681b1bd502fb4874c06f055dded">02394</a>     q15_t *<a class="code" href="structarm__dct4__instance__q15.html#ac76df681b1bd502fb4874c06f055dded">pCosFactor</a>;                  
    1426. 

  1426. <a name="l02395"></a><a class="code" href="structarm__dct4__instance__q15.html#a11cf95c1cd9dd2dd5e4b81b8f88dc208">02395</a>     <a class="code" href="structarm__rfft__instance__q15.html" title="Instance structure for the Q15 RFFT/RIFFT function.">arm_rfft_instance_q15</a> *<a class="code" href="structarm__dct4__instance__q15.html#a11cf95c1cd9dd2dd5e4b81b8f88dc208">pRfft</a>;        
    1427. 

  1427. <a name="l02396"></a><a class="code" href="structarm__dct4__instance__q15.html#a7284932ee8c36107c33815eb62eadffc">02396</a>     <a class="code" href="structarm__cfft__radix4__instance__q15.html" title="Instance structure for the Q15 CFFT/CIFFT function.">arm_cfft_radix4_instance_q15</a> *<a class="code" href="structarm__dct4__instance__q15.html#a7284932ee8c36107c33815eb62eadffc">pCfft</a>; 
    1428. 

  1428. <a name="l02397"></a>02397   } <a class="code" href="structarm__dct4__instance__q15.html" title="Instance structure for the Q15 DCT4/IDCT4 function.">arm_dct4_instance_q15</a>;
    1429. 

  1429. <a name="l02398"></a>02398 
    1430. 

  1430. <a name="l02410"></a>02410   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___d_c_t4___i_d_c_t4.html#ga966fd1b66a80873964533703ab5dc054" title="Initialization function for the Q15 DCT4/IDCT4.">arm_dct4_init_q15</a>(
    1431. 

  1431. <a name="l02411"></a>02411                    <a class="code" href="structarm__dct4__instance__q15.html" title="Instance structure for the Q15 DCT4/IDCT4 function.">arm_dct4_instance_q15</a> * S,
    1432. 

  1432. <a name="l02412"></a>02412                    <a class="code" href="structarm__rfft__instance__q15.html" title="Instance structure for the Q15 RFFT/RIFFT function.">arm_rfft_instance_q15</a> * S_RFFT,
    1433. 

  1433. <a name="l02413"></a>02413                    <a class="code" href="structarm__cfft__radix4__instance__q15.html" title="Instance structure for the Q15 CFFT/CIFFT function.">arm_cfft_radix4_instance_q15</a> * S_CFFT,
    1434. 

  1434. <a name="l02414"></a>02414                    uint16_t N,
    1435. 

  1435. <a name="l02415"></a>02415                    uint16_t Nby2,
    1436. 

  1436. <a name="l02416"></a>02416                    q15_t normalize);
    1437. 

  1437. <a name="l02417"></a>02417 
    1438. 

  1438. <a name="l02426"></a>02426   <span class="keywordtype">void</span> <a class="code" href="group___d_c_t4___i_d_c_t4.html#ga114cb9635059f678df291fcc887aaf2b" title="Processing function for the Q15 DCT4/IDCT4.">arm_dct4_q15</a>(
    1439. 

  1439. <a name="l02427"></a>02427             <span class="keyword">const</span> <a class="code" href="structarm__dct4__instance__q15.html" title="Instance structure for the Q15 DCT4/IDCT4 function.">arm_dct4_instance_q15</a> * S,
    1440. 

  1440. <a name="l02428"></a>02428             q15_t * pState,
    1441. 

  1441. <a name="l02429"></a>02429             q15_t * pInlineBuffer);
    1442. 

  1442. <a name="l02430"></a>02430 
    1443. 

  1443. <a name="l02440"></a>02440   <span class="keywordtype">void</span> <a class="code" href="group___basic_add.html#ga6a904a547413b10565dd1d251c6bafbd" title="Floating-point vector addition.">arm_add_f32</a>(
    1444. 

  1444. <a name="l02441"></a>02441            float32_t * pSrcA,
    1445. 

  1445. <a name="l02442"></a>02442            float32_t * pSrcB,
    1446. 

  1446. <a name="l02443"></a>02443            float32_t * pDst,
    1447. 

  1447. <a name="l02444"></a>02444            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1448. 

  1448. <a name="l02445"></a>02445 
    1449. 

  1449. <a name="l02455"></a>02455   <span class="keywordtype">void</span> <a class="code" href="group___basic_add.html#gaed633f415a7840a66861debca2dfb96b" title="Q7 vector addition.">arm_add_q7</a>(
    1450. 

  1450. <a name="l02456"></a>02456           q7_t * pSrcA,
    1451. 

  1451. <a name="l02457"></a>02457           q7_t * pSrcB,
    1452. 

  1452. <a name="l02458"></a>02458           q7_t * pDst,
    1453. 

  1453. <a name="l02459"></a>02459           uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1454. 

  1454. <a name="l02460"></a>02460 
    1455. 

  1455. <a name="l02470"></a>02470   <span class="keywordtype">void</span> <a class="code" href="group___basic_add.html#gabb51285a41f511670bbff62fc0e1bf62" title="Q15 vector addition.">arm_add_q15</a>(
    1456. 

  1456. <a name="l02471"></a>02471             q15_t * pSrcA,
    1457. 

  1457. <a name="l02472"></a>02472             q15_t * pSrcB,
    1458. 

  1458. <a name="l02473"></a>02473            q15_t * pDst,
    1459. 

  1459. <a name="l02474"></a>02474            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1460. 

  1460. <a name="l02475"></a>02475 
    1461. 

  1461. <a name="l02485"></a>02485   <span class="keywordtype">void</span> <a class="code" href="group___basic_add.html#ga24d6c3f7f8b9fae4847c0c3f26a39a3b" title="Q31 vector addition.">arm_add_q31</a>(
    1462. 

  1462. <a name="l02486"></a>02486             q31_t * pSrcA,
    1463. 

  1463. <a name="l02487"></a>02487             q31_t * pSrcB,
    1464. 

  1464. <a name="l02488"></a>02488            q31_t * pDst,
    1465. 

  1465. <a name="l02489"></a>02489            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1466. 

  1466. <a name="l02490"></a>02490 
    1467. 

  1467. <a name="l02500"></a>02500   <span class="keywordtype">void</span> <a class="code" href="group___basic_sub.html#ga7f975a472de286331134227c08aad826" title="Floating-point vector subtraction.">arm_sub_f32</a>(
    1468. 

  1468. <a name="l02501"></a>02501             float32_t * pSrcA,
    1469. 

  1469. <a name="l02502"></a>02502             float32_t * pSrcB,
    1470. 

  1470. <a name="l02503"></a>02503            float32_t * pDst,
    1471. 

  1471. <a name="l02504"></a>02504            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1472. 

  1472. <a name="l02505"></a>02505 
    1473. 

  1473. <a name="l02515"></a>02515   <span class="keywordtype">void</span> <a class="code" href="group___basic_sub.html#gab09941de7dfeb247e5c29b406a435fcc" title="Q7 vector subtraction.">arm_sub_q7</a>(
    1474. 

  1474. <a name="l02516"></a>02516            q7_t * pSrcA,
    1475. 

  1475. <a name="l02517"></a>02517            q7_t * pSrcB,
    1476. 

  1476. <a name="l02518"></a>02518           q7_t * pDst,
    1477. 

  1477. <a name="l02519"></a>02519           uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1478. 

  1478. <a name="l02520"></a>02520 
    1479. 

  1479. <a name="l02530"></a>02530   <span class="keywordtype">void</span> <a class="code" href="group___basic_sub.html#ga997a8ee93088d15bda23c325d455b588" title="Q15 vector subtraction.">arm_sub_q15</a>(
    1480. 

  1480. <a name="l02531"></a>02531             q15_t * pSrcA,
    1481. 

  1481. <a name="l02532"></a>02532             q15_t * pSrcB,
    1482. 

  1482. <a name="l02533"></a>02533            q15_t * pDst,
    1483. 

  1483. <a name="l02534"></a>02534            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1484. 

  1484. <a name="l02535"></a>02535 
    1485. 

  1485. <a name="l02545"></a>02545   <span class="keywordtype">void</span> <a class="code" href="group___basic_sub.html#ga28aa6908d092752144413e21933dc878" title="Q31 vector subtraction.">arm_sub_q31</a>(
    1486. 

  1486. <a name="l02546"></a>02546             q31_t * pSrcA,
    1487. 

  1487. <a name="l02547"></a>02547             q31_t * pSrcB,
    1488. 

  1488. <a name="l02548"></a>02548            q31_t * pDst,
    1489. 

  1489. <a name="l02549"></a>02549            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1490. 

  1490. <a name="l02550"></a>02550 
    1491. 

  1491. <a name="l02560"></a>02560   <span class="keywordtype">void</span> <a class="code" href="group__scale.html#ga3487af88b112f682ee90589cd419e123" title="Multiplies a floating-point vector by a scalar.">arm_scale_f32</a>(
    1492. 

  1492. <a name="l02561"></a>02561               float32_t * pSrc,
    1493. 

  1493. <a name="l02562"></a>02562              float32_t scale,
    1494. 

  1494. <a name="l02563"></a>02563              float32_t * pDst,
    1495. 

  1495. <a name="l02564"></a>02564              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1496. 

  1496. <a name="l02565"></a>02565 
    1497. 

  1497. <a name="l02576"></a>02576   <span class="keywordtype">void</span> <a class="code" href="group__scale.html#gabc9fd3d37904c58df56492b351d21fb0" title="Multiplies a Q7 vector by a scalar.">arm_scale_q7</a>(
    1498. 

  1498. <a name="l02577"></a>02577              q7_t * pSrc,
    1499. 

  1499. <a name="l02578"></a>02578             q7_t scaleFract,
    1500. 

  1500. <a name="l02579"></a>02579             int8_t shift,
    1501. 

  1501. <a name="l02580"></a>02580             q7_t * pDst,
    1502. 

  1502. <a name="l02581"></a>02581             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1503. 

  1503. <a name="l02582"></a>02582 
    1504. 

  1504. <a name="l02593"></a>02593   <span class="keywordtype">void</span> <a class="code" href="group__scale.html#gafaac0e1927daffeb68a42719b53ea780" title="Multiplies a Q15 vector by a scalar.">arm_scale_q15</a>(
    1505. 

  1505. <a name="l02594"></a>02594               q15_t * pSrc,
    1506. 

  1506. <a name="l02595"></a>02595              q15_t scaleFract,
    1507. 

  1507. <a name="l02596"></a>02596              int8_t shift,
    1508. 

  1508. <a name="l02597"></a>02597              q15_t * pDst,
    1509. 

  1509. <a name="l02598"></a>02598              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1510. 

  1510. <a name="l02599"></a>02599 
    1511. 

  1511. <a name="l02610"></a>02610   <span class="keywordtype">void</span> <a class="code" href="group__scale.html#ga83e36cd82bf51ce35406a199e477d47c" title="Multiplies a Q31 vector by a scalar.">arm_scale_q31</a>(
    1512. 

  1512. <a name="l02611"></a>02611               q31_t * pSrc,
    1513. 

  1513. <a name="l02612"></a>02612              q31_t scaleFract,
    1514. 

  1514. <a name="l02613"></a>02613              int8_t shift,
    1515. 

  1515. <a name="l02614"></a>02614              q31_t * pDst,
    1516. 

  1516. <a name="l02615"></a>02615              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1517. 

  1517. <a name="l02616"></a>02616 
    1518. 

  1518. <a name="l02625"></a>02625   <span class="keywordtype">void</span> <a class="code" href="group___basic_abs.html#gadc30985e33fbf96802a5a7954dece3b1" title="Q7 vector absolute value.">arm_abs_q7</a>(
    1519. 

  1519. <a name="l02626"></a>02626            q7_t * pSrc,
    1520. 

  1520. <a name="l02627"></a>02627           q7_t * pDst,
    1521. 

  1521. <a name="l02628"></a>02628           uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1522. 

  1522. <a name="l02629"></a>02629 
    1523. 

  1523. <a name="l02638"></a>02638   <span class="keywordtype">void</span> <a class="code" href="group___basic_abs.html#ga421b6275f9d35f50286c0ff3beceff02" title="Floating-point vector absolute value.">arm_abs_f32</a>(
    1524. 

  1524. <a name="l02639"></a>02639             float32_t * pSrc,
    1525. 

  1525. <a name="l02640"></a>02640            float32_t * pDst,
    1526. 

  1526. <a name="l02641"></a>02641            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1527. 

  1527. <a name="l02642"></a>02642 
    1528. 

  1528. <a name="l02651"></a>02651   <span class="keywordtype">void</span> <a class="code" href="group___basic_abs.html#ga39f92964c9b649ba252e26ebe7b95594" title="Q15 vector absolute value.">arm_abs_q15</a>(
    1529. 

  1529. <a name="l02652"></a>02652             q15_t * pSrc,
    1530. 

  1530. <a name="l02653"></a>02653            q15_t * pDst,
    1531. 

  1531. <a name="l02654"></a>02654            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1532. 

  1532. <a name="l02655"></a>02655 
    1533. 

  1533. <a name="l02664"></a>02664   <span class="keywordtype">void</span> <a class="code" href="group___basic_abs.html#ga59eafcdcdb52da60d37f20aec6ff4577" title="Q31 vector absolute value.">arm_abs_q31</a>(
    1534. 

  1534. <a name="l02665"></a>02665             q31_t * pSrc,
    1535. 

  1535. <a name="l02666"></a>02666            q31_t * pDst,
    1536. 

  1536. <a name="l02667"></a>02667            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1537. 

  1537. <a name="l02668"></a>02668 
    1538. 

  1538. <a name="l02678"></a>02678   <span class="keywordtype">void</span> <a class="code" href="group__dot__prod.html#ga55418d4362f6ba84c327f9b4f089a8c3" title="Dot product of floating-point vectors.">arm_dot_prod_f32</a>(
    1539. 

  1539. <a name="l02679"></a>02679              float32_t * pSrcA,
    1540. 

  1540. <a name="l02680"></a>02680              float32_t * pSrcB,
    1541. 

  1541. <a name="l02681"></a>02681             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    1542. 

  1542. <a name="l02682"></a>02682             float32_t * result);
    1543. 

  1543. <a name="l02683"></a>02683 
    1544. 

  1544. <a name="l02693"></a>02693   <span class="keywordtype">void</span> <a class="code" href="group__dot__prod.html#ga9c3293a50ac7ec8ba928bf8e3aaea6c1" title="Dot product of Q7 vectors.">arm_dot_prod_q7</a>(
    1545. 

  1545. <a name="l02694"></a>02694                 q7_t * pSrcA,
    1546. 

  1546. <a name="l02695"></a>02695                 q7_t * pSrcB,
    1547. 

  1547. <a name="l02696"></a>02696                uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    1548. 

  1548. <a name="l02697"></a>02697                q31_t * result);
    1549. 

  1549. <a name="l02698"></a>02698 
    1550. 

  1550. <a name="l02708"></a>02708   <span class="keywordtype">void</span> <a class="code" href="group__dot__prod.html#ga436d5bed28a4b73b24acbde436a3044b" title="Dot product of Q15 vectors.">arm_dot_prod_q15</a>(
    1551. 

  1551. <a name="l02709"></a>02709              q15_t * pSrcA,
    1552. 

  1552. <a name="l02710"></a>02710              q15_t * pSrcB,
    1553. 

  1553. <a name="l02711"></a>02711             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    1554. 

  1554. <a name="l02712"></a>02712             q63_t * result);
    1555. 

  1555. <a name="l02713"></a>02713 
    1556. 

  1556. <a name="l02723"></a>02723   <span class="keywordtype">void</span> <a class="code" href="group__dot__prod.html#gab15d8fa060fc85b4d948d091b7deaa11" title="Dot product of Q31 vectors.">arm_dot_prod_q31</a>(
    1557. 

  1557. <a name="l02724"></a>02724              q31_t * pSrcA,
    1558. 

  1558. <a name="l02725"></a>02725              q31_t * pSrcB,
    1559. 

  1559. <a name="l02726"></a>02726             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    1560. 

  1560. <a name="l02727"></a>02727             q63_t * result);
    1561. 

  1561. <a name="l02728"></a>02728 
    1562. 

  1562. <a name="l02738"></a>02738   <span class="keywordtype">void</span> <a class="code" href="group__shift.html#ga47295d08a685f7de700a48dafb4db6fb" title="Shifts the elements of a Q7 vector a specified number of bits.">arm_shift_q7</a>(
    1563. 

  1563. <a name="l02739"></a>02739              q7_t * pSrc,
    1564. 

  1564. <a name="l02740"></a>02740             int8_t shiftBits,
    1565. 

  1565. <a name="l02741"></a>02741             q7_t * pDst,
    1566. 

  1566. <a name="l02742"></a>02742             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1567. 

  1567. <a name="l02743"></a>02743 
    1568. 

  1568. <a name="l02753"></a>02753   <span class="keywordtype">void</span> <a class="code" href="group__shift.html#gaa1757e53279780107acc92cf100adb61" title="Shifts the elements of a Q15 vector a specified number of bits.">arm_shift_q15</a>(
    1569. 

  1569. <a name="l02754"></a>02754               q15_t * pSrc,
    1570. 

  1570. <a name="l02755"></a>02755              int8_t shiftBits,
    1571. 

  1571. <a name="l02756"></a>02756              q15_t * pDst,
    1572. 

  1572. <a name="l02757"></a>02757              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1573. 

  1573. <a name="l02758"></a>02758 
    1574. 

  1574. <a name="l02768"></a>02768   <span class="keywordtype">void</span> <a class="code" href="group__shift.html#ga387dd8b7b87377378280978f16cdb13d" title="Shifts the elements of a Q31 vector a specified number of bits.">arm_shift_q31</a>(
    1575. 

  1575. <a name="l02769"></a>02769               q31_t * pSrc,
    1576. 

  1576. <a name="l02770"></a>02770              int8_t shiftBits,
    1577. 

  1577. <a name="l02771"></a>02771              q31_t * pDst,
    1578. 

  1578. <a name="l02772"></a>02772              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1579. 

  1579. <a name="l02773"></a>02773 
    1580. 

  1580. <a name="l02783"></a>02783   <span class="keywordtype">void</span> <a class="code" href="group__offset.html#ga989dfae15235799d82f62ef9d356abb4" title="Adds a constant offset to a floating-point vector.">arm_offset_f32</a>(
    1581. 

  1581. <a name="l02784"></a>02784                float32_t * pSrc,
    1582. 

  1582. <a name="l02785"></a>02785               float32_t offset,
    1583. 

  1583. <a name="l02786"></a>02786               float32_t * pDst,
    1584. 

  1584. <a name="l02787"></a>02787               uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1585. 

  1585. <a name="l02788"></a>02788 
    1586. 

  1586. <a name="l02798"></a>02798   <span class="keywordtype">void</span> <a class="code" href="group__offset.html#ga00bd9cc17c5bf905e76c91ad50886393" title="Adds a constant offset to a Q7 vector.">arm_offset_q7</a>(
    1587. 

  1587. <a name="l02799"></a>02799               q7_t * pSrc,
    1588. 

  1588. <a name="l02800"></a>02800              q7_t offset,
    1589. 

  1589. <a name="l02801"></a>02801              q7_t * pDst,
    1590. 

  1590. <a name="l02802"></a>02802              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1591. 

  1591. <a name="l02803"></a>02803 
    1592. 

  1592. <a name="l02813"></a>02813   <span class="keywordtype">void</span> <a class="code" href="group__offset.html#gab4c1d2391b599549e5a06fdfbc2747bf" title="Adds a constant offset to a Q15 vector.">arm_offset_q15</a>(
    1593. 

  1593. <a name="l02814"></a>02814                q15_t * pSrc,
    1594. 

  1594. <a name="l02815"></a>02815               q15_t offset,
    1595. 

  1595. <a name="l02816"></a>02816               q15_t * pDst,
    1596. 

  1596. <a name="l02817"></a>02817               uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1597. 

  1597. <a name="l02818"></a>02818 
    1598. 

  1598. <a name="l02828"></a>02828   <span class="keywordtype">void</span> <a class="code" href="group__offset.html#gac84ec42cbbebc5c197a87d0221819acf" title="Adds a constant offset to a Q31 vector.">arm_offset_q31</a>(
    1599. 

  1599. <a name="l02829"></a>02829                q31_t * pSrc,
    1600. 

  1600. <a name="l02830"></a>02830               q31_t offset,
    1601. 

  1601. <a name="l02831"></a>02831               q31_t * pDst,
    1602. 

  1602. <a name="l02832"></a>02832               uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1603. 

  1603. <a name="l02833"></a>02833 
    1604. 

  1604. <a name="l02842"></a>02842   <span class="keywordtype">void</span> <a class="code" href="group__negate.html#ga2e169c4de6cc6e3ba4be9473531e6657" title="Negates the elements of a floating-point vector.">arm_negate_f32</a>(
    1605. 

  1605. <a name="l02843"></a>02843                float32_t * pSrc,
    1606. 

  1606. <a name="l02844"></a>02844               float32_t * pDst,
    1607. 

  1607. <a name="l02845"></a>02845               uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1608. 

  1608. <a name="l02846"></a>02846 
    1609. 

  1609. <a name="l02855"></a>02855   <span class="keywordtype">void</span> <a class="code" href="group__negate.html#gaae78fc079a43bdaa3055f9b32e2a1f4c" title="Negates the elements of a Q7 vector.">arm_negate_q7</a>(
    1610. 

  1610. <a name="l02856"></a>02856               q7_t * pSrc,
    1611. 

  1611. <a name="l02857"></a>02857              q7_t * pDst,
    1612. 

  1612. <a name="l02858"></a>02858              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1613. 

  1613. <a name="l02859"></a>02859 
    1614. 

  1614. <a name="l02868"></a>02868   <span class="keywordtype">void</span> <a class="code" href="group__negate.html#ga0239a833d72cf00290b9723c394e5042" title="Negates the elements of a Q15 vector.">arm_negate_q15</a>(
    1615. 

  1615. <a name="l02869"></a>02869                q15_t * pSrc,
    1616. 

  1616. <a name="l02870"></a>02870               q15_t * pDst,
    1617. 

  1617. <a name="l02871"></a>02871               uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1618. 

  1618. <a name="l02872"></a>02872 
    1619. 

  1619. <a name="l02881"></a>02881   <span class="keywordtype">void</span> <a class="code" href="group__negate.html#ga2784c6887686a73dc7c364e2e41c776c" title="Negates the elements of a Q31 vector.">arm_negate_q31</a>(
    1620. 

  1620. <a name="l02882"></a>02882                q31_t * pSrc,
    1621. 

  1621. <a name="l02883"></a>02883               q31_t * pDst,
    1622. 

  1622. <a name="l02884"></a>02884               uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1623. 

  1623. <a name="l02892"></a>02892   <span class="keywordtype">void</span> <a class="code" href="group__copy.html#gadd1f737e677e0e6ca31767c7001417b3" title="Copies the elements of a floating-point vector.">arm_copy_f32</a>(
    1624. 

  1624. <a name="l02893"></a>02893              float32_t * pSrc,
    1625. 

  1625. <a name="l02894"></a>02894             float32_t * pDst,
    1626. 

  1626. <a name="l02895"></a>02895             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1627. 

  1627. <a name="l02896"></a>02896 
    1628. 

  1628. <a name="l02904"></a>02904   <span class="keywordtype">void</span> <a class="code" href="group__copy.html#ga467579beda492aa92797529d794c88fb" title="Copies the elements of a Q7 vector.">arm_copy_q7</a>(
    1629. 

  1629. <a name="l02905"></a>02905             q7_t * pSrc,
    1630. 

  1630. <a name="l02906"></a>02906            q7_t * pDst,
    1631. 

  1631. <a name="l02907"></a>02907            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1632. 

  1632. <a name="l02908"></a>02908 
    1633. 

  1633. <a name="l02916"></a>02916   <span class="keywordtype">void</span> <a class="code" href="group__copy.html#ga872ca4cfc18c680b8991ccd569a5fda0" title="Copies the elements of a Q15 vector.">arm_copy_q15</a>(
    1634. 

  1634. <a name="l02917"></a>02917              q15_t * pSrc,
    1635. 

  1635. <a name="l02918"></a>02918             q15_t * pDst,
    1636. 

  1636. <a name="l02919"></a>02919             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1637. 

  1637. <a name="l02920"></a>02920 
    1638. 

  1638. <a name="l02928"></a>02928   <span class="keywordtype">void</span> <a class="code" href="group__copy.html#gaddf70be7e3f87e535c324862b501f3f9" title="Copies the elements of a Q31 vector.">arm_copy_q31</a>(
    1639. 

  1639. <a name="l02929"></a>02929              q31_t * pSrc,
    1640. 

  1640. <a name="l02930"></a>02930             q31_t * pDst,
    1641. 

  1641. <a name="l02931"></a>02931             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1642. 

  1642. <a name="l02939"></a>02939   <span class="keywordtype">void</span> <a class="code" href="group___fill.html#ga2248e8d3901b4afb7827163132baad94" title="Fills a constant value into a floating-point vector.">arm_fill_f32</a>(
    1643. 

  1643. <a name="l02940"></a>02940              float32_t value,
    1644. 

  1644. <a name="l02941"></a>02941             float32_t * pDst,
    1645. 

  1645. <a name="l02942"></a>02942             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1646. 

  1646. <a name="l02943"></a>02943 
    1647. 

  1647. <a name="l02951"></a>02951   <span class="keywordtype">void</span> <a class="code" href="group___fill.html#ga0465cf326ada039ed792f94b033d9ec5" title="Fills a constant value into a Q7 vector.">arm_fill_q7</a>(
    1648. 

  1648. <a name="l02952"></a>02952             q7_t value,
    1649. 

  1649. <a name="l02953"></a>02953            q7_t * pDst,
    1650. 

  1650. <a name="l02954"></a>02954            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1651. 

  1651. <a name="l02955"></a>02955 
    1652. 

  1652. <a name="l02963"></a>02963   <span class="keywordtype">void</span> <a class="code" href="group___fill.html#ga76b21c32a3783a2b3334d930a646e5d8" title="Fills a constant value into a Q15 vector.">arm_fill_q15</a>(
    1653. 

  1653. <a name="l02964"></a>02964              q15_t value,
    1654. 

  1654. <a name="l02965"></a>02965             q15_t * pDst,
    1655. 

  1655. <a name="l02966"></a>02966             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1656. 

  1656. <a name="l02967"></a>02967 
    1657. 

  1657. <a name="l02975"></a>02975   <span class="keywordtype">void</span> <a class="code" href="group___fill.html#ga69cc781cf337bd0a31bb85c772a35f7f" title="Fills a constant value into a Q31 vector.">arm_fill_q31</a>(
    1658. 

  1658. <a name="l02976"></a>02976              q31_t value,
    1659. 

  1659. <a name="l02977"></a>02977             q31_t * pDst,
    1660. 

  1660. <a name="l02978"></a>02978             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1661. 

  1661. <a name="l02979"></a>02979 
    1662. 

  1662. <a name="l02990"></a>02990   <span class="keywordtype">void</span> <a class="code" href="group___conv.html#ga3f860dc98c6fc4cafc421e4a2aed3c89" title="Convolution of floating-point sequences.">arm_conv_f32</a>(
    1663. 

  1663. <a name="l02991"></a>02991              float32_t * pSrcA,
    1664. 

  1664. <a name="l02992"></a>02992             uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    1665. 

  1665. <a name="l02993"></a>02993              float32_t * pSrcB,
    1666. 

  1666. <a name="l02994"></a>02994             uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    1667. 

  1667. <a name="l02995"></a>02995             float32_t * pDst);
    1668. 

  1668. <a name="l02996"></a>02996 
    1669. 

  1669. <a name="l03007"></a>03007   <span class="keywordtype">void</span> <a class="code" href="group___conv.html#gaccd6a89b0ff7a94df64610598e6e6893" title="Convolution of Q15 sequences.">arm_conv_q15</a>(
    1670. 

  1670. <a name="l03008"></a>03008              q15_t * pSrcA,
    1671. 

  1671. <a name="l03009"></a>03009             uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    1672. 

  1672. <a name="l03010"></a>03010              q15_t * pSrcB,
    1673. 

  1673. <a name="l03011"></a>03011             uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    1674. 

  1674. <a name="l03012"></a>03012             q15_t * pDst);
    1675. 

  1675. <a name="l03013"></a>03013 
    1676. 

  1676. <a name="l03024"></a>03024   <span class="keywordtype">void</span> <a class="code" href="group___conv.html#gad75ca978ce906e04abdf86a8d76306d4" title="Convolution of Q15 sequences (fast version) for Cortex-M3 and Cortex-M4.">arm_conv_fast_q15</a>(
    1677. 

  1677. <a name="l03025"></a>03025               q15_t * pSrcA,
    1678. 

  1678. <a name="l03026"></a>03026              uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    1679. 

  1679. <a name="l03027"></a>03027               q15_t * pSrcB,
    1680. 

  1680. <a name="l03028"></a>03028              uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    1681. 

  1681. <a name="l03029"></a>03029              q15_t * pDst);
    1682. 

  1682. <a name="l03030"></a>03030 
    1683. 

  1683. <a name="l03041"></a>03041   <span class="keywordtype">void</span> <a class="code" href="group___conv.html#ga946b58da734f1e4e78c91fcaab4b12b6" title="Convolution of Q31 sequences.">arm_conv_q31</a>(
    1684. 

  1684. <a name="l03042"></a>03042              q31_t * pSrcA,
    1685. 

  1685. <a name="l03043"></a>03043             uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    1686. 

  1686. <a name="l03044"></a>03044              q31_t * pSrcB,
    1687. 

  1687. <a name="l03045"></a>03045             uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    1688. 

  1688. <a name="l03046"></a>03046             q31_t * pDst);
    1689. 

  1689. <a name="l03047"></a>03047 
    1690. 

  1690. <a name="l03058"></a>03058   <span class="keywordtype">void</span> <a class="code" href="group___conv.html#ga51112dcdf9b3624eb05182cdc4da9ec0" title="Convolution of Q31 sequences (fast version) for Cortex-M3 and Cortex-M4.">arm_conv_fast_q31</a>(
    1691. 

  1691. <a name="l03059"></a>03059               q31_t * pSrcA,
    1692. 

  1692. <a name="l03060"></a>03060              uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    1693. 

  1693. <a name="l03061"></a>03061               q31_t * pSrcB,
    1694. 

  1694. <a name="l03062"></a>03062              uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    1695. 

  1695. <a name="l03063"></a>03063              q31_t * pDst);
    1696. 

  1696. <a name="l03064"></a>03064 
    1697. 

  1697. <a name="l03075"></a>03075   <span class="keywordtype">void</span> <a class="code" href="group___conv.html#gae2070cb792a167e78dbad8d06b97cdab" title="Convolution of Q7 sequences.">arm_conv_q7</a>(
    1698. 

  1698. <a name="l03076"></a>03076             q7_t * pSrcA,
    1699. 

  1699. <a name="l03077"></a>03077            uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    1700. 

  1700. <a name="l03078"></a>03078             q7_t * pSrcB,
    1701. 

  1701. <a name="l03079"></a>03079            uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    1702. 

  1702. <a name="l03080"></a>03080            q7_t * pDst);
    1703. 

  1703. <a name="l03081"></a>03081 
    1704. 

  1704. <a name="l03094"></a>03094   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___partial_conv.html#ga16d10f32072cd79fc5fb6e785df45f5e" title="Partial convolution of floating-point sequences.">arm_conv_partial_f32</a>(
    1705. 

  1705. <a name="l03095"></a>03095                    float32_t * pSrcA,
    1706. 

  1706. <a name="l03096"></a>03096                   uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    1707. 

  1707. <a name="l03097"></a>03097                    float32_t * pSrcB,
    1708. 

  1708. <a name="l03098"></a>03098                   uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    1709. 

  1709. <a name="l03099"></a>03099                   float32_t * pDst,
    1710. 

  1710. <a name="l03100"></a>03100                   uint32_t firstIndex,
    1711. 

  1711. <a name="l03101"></a>03101                   uint32_t numPoints);
    1712. 

  1712. <a name="l03102"></a>03102 
    1713. 

  1713. <a name="l03115"></a>03115   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___partial_conv.html#ga209a2a913a0c5e5679c5988da8f46b03" title="Partial convolution of Q15 sequences.">arm_conv_partial_q15</a>(
    1714. 

  1714. <a name="l03116"></a>03116                    q15_t * pSrcA,
    1715. 

  1715. <a name="l03117"></a>03117                   uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    1716. 

  1716. <a name="l03118"></a>03118                    q15_t * pSrcB,
    1717. 

  1717. <a name="l03119"></a>03119                   uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    1718. 

  1718. <a name="l03120"></a>03120                   q15_t * pDst,
    1719. 

  1719. <a name="l03121"></a>03121                   uint32_t firstIndex,
    1720. 

  1720. <a name="l03122"></a>03122                   uint32_t numPoints);
    1721. 

  1721. <a name="l03123"></a>03123 
    1722. 

  1722. <a name="l03136"></a>03136   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___partial_conv.html#ga1e4d43385cb62262a78c6752fe1fafb2" title="Partial convolution of Q15 sequences (fast version) for Cortex-M3 and Cortex-M4.">arm_conv_partial_fast_q15</a>(
    1723. 

  1723. <a name="l03137"></a>03137                         q15_t * pSrcA,
    1724. 

  1724. <a name="l03138"></a>03138                        uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    1725. 

  1725. <a name="l03139"></a>03139                         q15_t * pSrcB,
    1726. 

  1726. <a name="l03140"></a>03140                        uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    1727. 

  1727. <a name="l03141"></a>03141                        q15_t * pDst,
    1728. 

  1728. <a name="l03142"></a>03142                        uint32_t firstIndex,
    1729. 

  1729. <a name="l03143"></a>03143                        uint32_t numPoints);
    1730. 

  1730. <a name="l03144"></a>03144 
    1731. 

  1731. <a name="l03157"></a>03157   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___partial_conv.html#ga78e73a5f02d103168a09821fb461e77a" title="Partial convolution of Q31 sequences.">arm_conv_partial_q31</a>(
    1732. 

  1732. <a name="l03158"></a>03158                    q31_t * pSrcA,
    1733. 

  1733. <a name="l03159"></a>03159                   uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    1734. 

  1734. <a name="l03160"></a>03160                    q31_t * pSrcB,
    1735. 

  1735. <a name="l03161"></a>03161                   uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    1736. 

  1736. <a name="l03162"></a>03162                   q31_t * pDst,
    1737. 

  1737. <a name="l03163"></a>03163                   uint32_t firstIndex,
    1738. 

  1738. <a name="l03164"></a>03164                   uint32_t numPoints);
    1739. 

  1739. <a name="l03165"></a>03165 
    1740. 

  1740. <a name="l03166"></a>03166 
    1741. 

  1741. <a name="l03179"></a>03179   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___partial_conv.html#ga10c5294cda8c4985386f4e3944be7650" title="Partial convolution of Q31 sequences (fast version) for Cortex-M3 and Cortex-M4.">arm_conv_partial_fast_q31</a>(
    1742. 

  1742. <a name="l03180"></a>03180                         q31_t * pSrcA,
    1743. 

  1743. <a name="l03181"></a>03181                        uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    1744. 

  1744. <a name="l03182"></a>03182                         q31_t * pSrcB,
    1745. 

  1745. <a name="l03183"></a>03183                        uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    1746. 

  1746. <a name="l03184"></a>03184                        q31_t * pDst,
    1747. 

  1747. <a name="l03185"></a>03185                        uint32_t firstIndex,
    1748. 

  1748. <a name="l03186"></a>03186                        uint32_t numPoints);
    1749. 

  1749. <a name="l03187"></a>03187 
    1750. 

  1750. <a name="l03200"></a>03200   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___partial_conv.html#ga8567259fe18396dd972242c41741ebf4" title="Partial convolution of Q7 sequences.">arm_conv_partial_q7</a>(
    1751. 

  1751. <a name="l03201"></a>03201                   q7_t * pSrcA,
    1752. 

  1752. <a name="l03202"></a>03202                  uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    1753. 

  1753. <a name="l03203"></a>03203                   q7_t * pSrcB,
    1754. 

  1754. <a name="l03204"></a>03204                  uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    1755. 

  1755. <a name="l03205"></a>03205                  q7_t * pDst,
    1756. 

  1756. <a name="l03206"></a>03206                  uint32_t firstIndex,
    1757. 

  1757. <a name="l03207"></a>03207                  uint32_t numPoints);
    1758. 

  1758. <a name="l03208"></a>03208 
    1759. 

  1759. <a name="l03209"></a>03209 
    1760. 

  1760. <a name="l03214"></a><a class="code" href="structarm__fir__decimate__instance__q15.html">03214</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1761. 

  1761. <a name="l03215"></a>03215   {
    1762. 

  1762. <a name="l03216"></a><a class="code" href="structarm__fir__decimate__instance__q15.html#aad9320284218b3aa378527ea518cf093">03216</a>     uint8_t <a class="code" href="structarm__fir__decimate__instance__q15.html#aad9320284218b3aa378527ea518cf093">M</a>;                      
    1763. 

  1763. <a name="l03217"></a><a class="code" href="structarm__fir__decimate__instance__q15.html#ac1e9844488ec717da334fbd4c4f41990">03217</a>     uint16_t <a class="code" href="structarm__fir__decimate__instance__q15.html#ac1e9844488ec717da334fbd4c4f41990">numTaps</a>;               
    1764. 

  1764. <a name="l03218"></a><a class="code" href="structarm__fir__decimate__instance__q15.html#a01cacab67e73945e8289075598ede14d">03218</a>     q15_t *<a class="code" href="structarm__fir__decimate__instance__q15.html#a01cacab67e73945e8289075598ede14d">pCoeffs</a>;                  
    1765. 

  1765. <a name="l03219"></a><a class="code" href="structarm__fir__decimate__instance__q15.html#a3f7b5184bb28853ef401b001df121047">03219</a>     q15_t *<a class="code" href="structarm__fir__decimate__instance__q15.html#a3f7b5184bb28853ef401b001df121047">pState</a>;                   
    1766. 

  1766. <a name="l03220"></a>03220   } <a class="code" href="structarm__fir__decimate__instance__q15.html" title="Instance structure for the Q15 FIR decimator.">arm_fir_decimate_instance_q15</a>;
    1767. 

  1767. <a name="l03221"></a>03221 
    1768. 

  1768. <a name="l03226"></a><a class="code" href="structarm__fir__decimate__instance__q31.html">03226</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1769. 

  1769. <a name="l03227"></a>03227   {
    1770. 

  1770. <a name="l03228"></a><a class="code" href="structarm__fir__decimate__instance__q31.html#ad3d6936c36303b30dd38f1eddf248ae5">03228</a>     uint8_t <a class="code" href="structarm__fir__decimate__instance__q31.html#ad3d6936c36303b30dd38f1eddf248ae5">M</a>;                  
    1771. 

  1771. <a name="l03229"></a><a class="code" href="structarm__fir__decimate__instance__q31.html#a37915d42b0dc5e3057ebe83110798482">03229</a>     uint16_t <a class="code" href="structarm__fir__decimate__instance__q31.html#a37915d42b0dc5e3057ebe83110798482">numTaps</a>;           
    1772. 

  1772. <a name="l03230"></a><a class="code" href="structarm__fir__decimate__instance__q31.html#a030d0391538c2481c5b348fd09a952ff">03230</a>     q31_t *<a class="code" href="structarm__fir__decimate__instance__q31.html#a030d0391538c2481c5b348fd09a952ff">pCoeffs</a>;              
    1773. 

  1773. <a name="l03231"></a><a class="code" href="structarm__fir__decimate__instance__q31.html#a0ef0ef9e265f7ab873cfc6daa7593fdb">03231</a>     q31_t *<a class="code" href="structarm__fir__decimate__instance__q31.html#a0ef0ef9e265f7ab873cfc6daa7593fdb">pState</a>;               
    1774. 

  1774. <a name="l03233"></a>03233   } <a class="code" href="structarm__fir__decimate__instance__q31.html" title="Instance structure for the Q31 FIR decimator.">arm_fir_decimate_instance_q31</a>;
    1775. 

  1775. <a name="l03234"></a>03234 
    1776. 

  1776. <a name="l03239"></a><a class="code" href="structarm__fir__decimate__instance__f32.html">03239</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1777. 

  1777. <a name="l03240"></a>03240   {
    1778. 

  1778. <a name="l03241"></a><a class="code" href="structarm__fir__decimate__instance__f32.html#a76a8b2161731638eb3d67f277919f95d">03241</a>     uint8_t <a class="code" href="structarm__fir__decimate__instance__f32.html#a76a8b2161731638eb3d67f277919f95d">M</a>;                          
    1779. 

  1779. <a name="l03242"></a><a class="code" href="structarm__fir__decimate__instance__f32.html#a2aa2986129db8affef03ede88dd45a03">03242</a>     uint16_t <a class="code" href="structarm__fir__decimate__instance__f32.html#a2aa2986129db8affef03ede88dd45a03">numTaps</a>;                   
    1780. 

  1780. <a name="l03243"></a><a class="code" href="structarm__fir__decimate__instance__f32.html#a268a8b0e80a3d9764baf33e4bc10dde2">03243</a>     float32_t *<a class="code" href="structarm__fir__decimate__instance__f32.html#a268a8b0e80a3d9764baf33e4bc10dde2">pCoeffs</a>;                  
    1781. 

  1781. <a name="l03244"></a><a class="code" href="structarm__fir__decimate__instance__f32.html#a5bddf29aaaf2011d2e3bcec59a83f633">03244</a>     float32_t *<a class="code" href="structarm__fir__decimate__instance__f32.html#a5bddf29aaaf2011d2e3bcec59a83f633">pState</a>;                   
    1782. 

  1782. <a name="l03246"></a>03246   } <a class="code" href="structarm__fir__decimate__instance__f32.html" title="Instance structure for the floating-point FIR decimator.">arm_fir_decimate_instance_f32</a>;
    1783. 

  1783. <a name="l03247"></a>03247 
    1784. 

  1784. <a name="l03248"></a>03248 
    1785. 

  1785. <a name="l03249"></a>03249 
    1786. 

  1786. <a name="l03259"></a>03259   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r__decimate.html#ga25aa3d58a90bf91b6a82272a0bc518f7" title="Processing function for the floating-point FIR decimator.">arm_fir_decimate_f32</a>(
    1787. 

  1787. <a name="l03260"></a>03260                 <span class="keyword">const</span> <a class="code" href="structarm__fir__decimate__instance__f32.html" title="Instance structure for the floating-point FIR decimator.">arm_fir_decimate_instance_f32</a> * S,
    1788. 

  1788. <a name="l03261"></a>03261                  float32_t * pSrc,
    1789. 

  1789. <a name="l03262"></a>03262                 float32_t * pDst,
    1790. 

  1790. <a name="l03263"></a>03263                 uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1791. 

  1791. <a name="l03264"></a>03264 
    1792. 

  1792. <a name="l03265"></a>03265 
    1793. 

  1793. <a name="l03278"></a>03278   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___f_i_r__decimate.html#gaaa2524b08220fd6c3f753e692ffc7d3b" title="Initialization function for the floating-point FIR decimator.">arm_fir_decimate_init_f32</a>(
    1794. 

  1794. <a name="l03279"></a>03279                        <a class="code" href="structarm__fir__decimate__instance__f32.html" title="Instance structure for the floating-point FIR decimator.">arm_fir_decimate_instance_f32</a> * S,
    1795. 

  1795. <a name="l03280"></a>03280                        uint16_t numTaps,
    1796. 

  1796. <a name="l03281"></a>03281                        uint8_t M,
    1797. 

  1797. <a name="l03282"></a>03282                        float32_t * pCoeffs,
    1798. 

  1798. <a name="l03283"></a>03283                        float32_t * pState,
    1799. 

  1799. <a name="l03284"></a>03284                        uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1800. 

  1800. <a name="l03285"></a>03285 
    1801. 

  1801. <a name="l03295"></a>03295   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r__decimate.html#gab8bef6d0f6a26fdbfce9485727713ce5" title="Processing function for the Q15 FIR decimator.">arm_fir_decimate_q15</a>(
    1802. 

  1802. <a name="l03296"></a>03296                 <span class="keyword">const</span> <a class="code" href="structarm__fir__decimate__instance__q15.html" title="Instance structure for the Q15 FIR decimator.">arm_fir_decimate_instance_q15</a> * S,
    1803. 

  1803. <a name="l03297"></a>03297                  q15_t * pSrc,
    1804. 

  1804. <a name="l03298"></a>03298                 q15_t * pDst,
    1805. 

  1805. <a name="l03299"></a>03299                 uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1806. 

  1806. <a name="l03300"></a>03300 
    1807. 

  1807. <a name="l03310"></a>03310   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r__decimate.html#ga3f434c9a5d3b4e68061feac0714ea2ac" title="Processing function for the Q15 FIR decimator (fast variant) for Cortex-M3 and Cortex-M4.">arm_fir_decimate_fast_q15</a>(
    1808. 

  1808. <a name="l03311"></a>03311                  <span class="keyword">const</span> <a class="code" href="structarm__fir__decimate__instance__q15.html" title="Instance structure for the Q15 FIR decimator.">arm_fir_decimate_instance_q15</a> * S,
    1809. 

  1809. <a name="l03312"></a>03312                   q15_t * pSrc,
    1810. 

  1810. <a name="l03313"></a>03313                  q15_t * pDst,
    1811. 

  1811. <a name="l03314"></a>03314                  uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1812. 

  1812. <a name="l03315"></a>03315 
    1813. 

  1813. <a name="l03316"></a>03316 
    1814. 

  1814. <a name="l03317"></a>03317 
    1815. 

  1815. <a name="l03330"></a>03330   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___f_i_r__decimate.html#gada660e54b93d5d32178c6f5e1c6f368d" title="Initialization function for the Q15 FIR decimator.">arm_fir_decimate_init_q15</a>(
    1816. 

  1816. <a name="l03331"></a>03331                        <a class="code" href="structarm__fir__decimate__instance__q15.html" title="Instance structure for the Q15 FIR decimator.">arm_fir_decimate_instance_q15</a> * S,
    1817. 

  1817. <a name="l03332"></a>03332                        uint16_t numTaps,
    1818. 

  1818. <a name="l03333"></a>03333                        uint8_t M,
    1819. 

  1819. <a name="l03334"></a>03334                        q15_t * pCoeffs,
    1820. 

  1820. <a name="l03335"></a>03335                        q15_t * pState,
    1821. 

  1821. <a name="l03336"></a>03336                        uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1822. 

  1822. <a name="l03337"></a>03337 
    1823. 

  1823. <a name="l03347"></a>03347   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r__decimate.html#gaef8e86add28f15fdc5ecc484e9dd7a4e" title="Processing function for the Q31 FIR decimator.">arm_fir_decimate_q31</a>(
    1824. 

  1824. <a name="l03348"></a>03348                 <span class="keyword">const</span> <a class="code" href="structarm__fir__decimate__instance__q31.html" title="Instance structure for the Q31 FIR decimator.">arm_fir_decimate_instance_q31</a> * S,
    1825. 

  1825. <a name="l03349"></a>03349                  q31_t * pSrc,
    1826. 

  1826. <a name="l03350"></a>03350                 q31_t * pDst,
    1827. 

  1827. <a name="l03351"></a>03351                 uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1828. 

  1828. <a name="l03352"></a>03352 
    1829. 

  1829. <a name="l03362"></a>03362   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r__decimate.html#ga3c18cc3d0548a410c577f1bead9582b7" title="Processing function for the Q31 FIR decimator (fast variant) for Cortex-M3 and Cortex-M4.">arm_fir_decimate_fast_q31</a>(
    1830. 

  1830. <a name="l03363"></a>03363                  <a class="code" href="structarm__fir__decimate__instance__q31.html" title="Instance structure for the Q31 FIR decimator.">arm_fir_decimate_instance_q31</a> * S,
    1831. 

  1831. <a name="l03364"></a>03364                   q31_t * pSrc,
    1832. 

  1832. <a name="l03365"></a>03365                  q31_t * pDst,
    1833. 

  1833. <a name="l03366"></a>03366                  uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1834. 

  1834. <a name="l03367"></a>03367 
    1835. 

  1835. <a name="l03368"></a>03368 
    1836. 

  1836. <a name="l03381"></a>03381   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___f_i_r__decimate.html#ga9ed47c4e0f58affa935d84e0508a7f39" title="Initialization function for the Q31 FIR decimator.">arm_fir_decimate_init_q31</a>(
    1837. 

  1837. <a name="l03382"></a>03382                        <a class="code" href="structarm__fir__decimate__instance__q31.html" title="Instance structure for the Q31 FIR decimator.">arm_fir_decimate_instance_q31</a> * S,
    1838. 

  1838. <a name="l03383"></a>03383                        uint16_t numTaps,
    1839. 

  1839. <a name="l03384"></a>03384                        uint8_t M,
    1840. 

  1840. <a name="l03385"></a>03385                        q31_t * pCoeffs,
    1841. 

  1841. <a name="l03386"></a>03386                        q31_t * pState,
    1842. 

  1842. <a name="l03387"></a>03387                        uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1843. 

  1843. <a name="l03388"></a>03388 
    1844. 

  1844. <a name="l03389"></a>03389 
    1845. 

  1845. <a name="l03390"></a>03390 
    1846. 

  1846. <a name="l03395"></a><a class="code" href="structarm__fir__interpolate__instance__q15.html">03395</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1847. 

  1847. <a name="l03396"></a>03396   {
    1848. 

  1848. <a name="l03397"></a><a class="code" href="structarm__fir__interpolate__instance__q15.html#a5431bdc079e72a973b51d359f7f13603">03397</a>     uint8_t <a class="code" href="structarm__fir__interpolate__instance__q15.html#a5431bdc079e72a973b51d359f7f13603">L</a>;                      
    1849. 

  1849. <a name="l03398"></a><a class="code" href="structarm__fir__interpolate__instance__q15.html#ad5178a02a697a77e0d0e60705d9f0a19">03398</a>     uint16_t <a class="code" href="structarm__fir__interpolate__instance__q15.html#ad5178a02a697a77e0d0e60705d9f0a19">phaseLength</a>;           
    1850. 

  1850. <a name="l03399"></a><a class="code" href="structarm__fir__interpolate__instance__q15.html#a767d91d61d4c0beeddd4325d28d28e24">03399</a>     q15_t *<a class="code" href="structarm__fir__interpolate__instance__q15.html#a767d91d61d4c0beeddd4325d28d28e24">pCoeffs</a>;                 
    1851. 

  1851. <a name="l03400"></a><a class="code" href="structarm__fir__interpolate__instance__q15.html#a26b864363fa47954248f2590e3a82a3c">03400</a>     q15_t *<a class="code" href="structarm__fir__interpolate__instance__q15.html#a26b864363fa47954248f2590e3a82a3c">pState</a>;                  
    1852. 

  1852. <a name="l03401"></a>03401   } <a class="code" href="structarm__fir__interpolate__instance__q15.html" title="Instance structure for the Q15 FIR interpolator.">arm_fir_interpolate_instance_q15</a>;
    1853. 

  1853. <a name="l03402"></a>03402 
    1854. 

  1854. <a name="l03407"></a><a class="code" href="structarm__fir__interpolate__instance__q31.html">03407</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1855. 

  1855. <a name="l03408"></a>03408   {
    1856. 

  1856. <a name="l03409"></a><a class="code" href="structarm__fir__interpolate__instance__q31.html#a5cdf0a631cb74e0e9588c388abe5235c">03409</a>     uint8_t <a class="code" href="structarm__fir__interpolate__instance__q31.html#a5cdf0a631cb74e0e9588c388abe5235c">L</a>;                      
    1857. 

  1857. <a name="l03410"></a><a class="code" href="structarm__fir__interpolate__instance__q31.html#a5d243796584afc7cd6c557f00b7acca5">03410</a>     uint16_t <a class="code" href="structarm__fir__interpolate__instance__q31.html#a5d243796584afc7cd6c557f00b7acca5">phaseLength</a>;           
    1858. 

  1858. <a name="l03411"></a><a class="code" href="structarm__fir__interpolate__instance__q31.html#afa719433687e1936ec3403d0d32f06e6">03411</a>     q31_t *<a class="code" href="structarm__fir__interpolate__instance__q31.html#afa719433687e1936ec3403d0d32f06e6">pCoeffs</a>;                  
    1859. 

  1859. <a name="l03412"></a><a class="code" href="structarm__fir__interpolate__instance__q31.html#addde04514b6e6ac72be3d609f0398b1a">03412</a>     q31_t *<a class="code" href="structarm__fir__interpolate__instance__q31.html#addde04514b6e6ac72be3d609f0398b1a">pState</a>;                   
    1860. 

  1860. <a name="l03413"></a>03413   } <a class="code" href="structarm__fir__interpolate__instance__q31.html" title="Instance structure for the Q31 FIR interpolator.">arm_fir_interpolate_instance_q31</a>;
    1861. 

  1861. <a name="l03414"></a>03414 
    1862. 

  1862. <a name="l03419"></a><a class="code" href="structarm__fir__interpolate__instance__f32.html">03419</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1863. 

  1863. <a name="l03420"></a>03420   {
    1864. 

  1864. <a name="l03421"></a><a class="code" href="structarm__fir__interpolate__instance__f32.html#ae6f94dcc0ccd8aa4bc699b20985d9df5">03421</a>     uint8_t <a class="code" href="structarm__fir__interpolate__instance__f32.html#ae6f94dcc0ccd8aa4bc699b20985d9df5">L</a>;                     
    1865. 

  1865. <a name="l03422"></a><a class="code" href="structarm__fir__interpolate__instance__f32.html#a389e669e13ec56292a70db8e92194b12">03422</a>     uint16_t <a class="code" href="structarm__fir__interpolate__instance__f32.html#a389e669e13ec56292a70db8e92194b12">phaseLength</a>;          
    1866. 

  1866. <a name="l03423"></a><a class="code" href="structarm__fir__interpolate__instance__f32.html#a86053b715980a93c9df630d6de5bb63c">03423</a>     float32_t *<a class="code" href="structarm__fir__interpolate__instance__f32.html#a86053b715980a93c9df630d6de5bb63c">pCoeffs</a>;             
    1867. 

  1867. <a name="l03424"></a><a class="code" href="structarm__fir__interpolate__instance__f32.html#a42a8ba1bda85fa86d7b6c84d3da4c75b">03424</a>     float32_t *<a class="code" href="structarm__fir__interpolate__instance__f32.html#a42a8ba1bda85fa86d7b6c84d3da4c75b">pState</a>;              
    1868. 

  1868. <a name="l03425"></a>03425   } <a class="code" href="structarm__fir__interpolate__instance__f32.html" title="Instance structure for the floating-point FIR interpolator.">arm_fir_interpolate_instance_f32</a>;
    1869. 

  1869. <a name="l03426"></a>03426 
    1870. 

  1870. <a name="l03427"></a>03427 
    1871. 

  1871. <a name="l03437"></a>03437   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___interpolate.html#ga7962b5f9636e54899f75d0c5936800b5" title="Processing function for the Q15 FIR interpolator.">arm_fir_interpolate_q15</a>(
    1872. 

  1872. <a name="l03438"></a>03438                    <span class="keyword">const</span> <a class="code" href="structarm__fir__interpolate__instance__q15.html" title="Instance structure for the Q15 FIR interpolator.">arm_fir_interpolate_instance_q15</a> * S,
    1873. 

  1873. <a name="l03439"></a>03439                     q15_t * pSrc,
    1874. 

  1874. <a name="l03440"></a>03440                    q15_t * pDst,
    1875. 

  1875. <a name="l03441"></a>03441                    uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1876. 

  1876. <a name="l03442"></a>03442 
    1877. 

  1877. <a name="l03443"></a>03443 
    1878. 

  1878. <a name="l03456"></a>03456   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___f_i_r___interpolate.html#ga18e8c4a74ff1d0f88876cc63f675288f" title="Initialization function for the Q15 FIR interpolator.">arm_fir_interpolate_init_q15</a>(
    1879. 

  1879. <a name="l03457"></a>03457                       <a class="code" href="structarm__fir__interpolate__instance__q15.html" title="Instance structure for the Q15 FIR interpolator.">arm_fir_interpolate_instance_q15</a> * S,
    1880. 

  1880. <a name="l03458"></a>03458                       uint8_t L,
    1881. 

  1881. <a name="l03459"></a>03459                       uint16_t numTaps,
    1882. 

  1882. <a name="l03460"></a>03460                       q15_t * pCoeffs,
    1883. 

  1883. <a name="l03461"></a>03461                       q15_t * pState,
    1884. 

  1884. <a name="l03462"></a>03462                       uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1885. 

  1885. <a name="l03463"></a>03463 
    1886. 

  1886. <a name="l03473"></a>03473   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___interpolate.html#gaac9c0f01ed91c53f7083995d7411f5ee" title="Processing function for the Q31 FIR interpolator.">arm_fir_interpolate_q31</a>(
    1887. 

  1887. <a name="l03474"></a>03474                    <span class="keyword">const</span> <a class="code" href="structarm__fir__interpolate__instance__q31.html" title="Instance structure for the Q31 FIR interpolator.">arm_fir_interpolate_instance_q31</a> * S,
    1888. 

  1888. <a name="l03475"></a>03475                     q31_t * pSrc,
    1889. 

  1889. <a name="l03476"></a>03476                    q31_t * pDst,
    1890. 

  1890. <a name="l03477"></a>03477                    uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1891. 

  1891. <a name="l03478"></a>03478 
    1892. 

  1892. <a name="l03491"></a>03491   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___f_i_r___interpolate.html#ga9d0ba38ce9f12a850dd242731d307476" title="Initialization function for the Q31 FIR interpolator.">arm_fir_interpolate_init_q31</a>(
    1893. 

  1893. <a name="l03492"></a>03492                       <a class="code" href="structarm__fir__interpolate__instance__q31.html" title="Instance structure for the Q31 FIR interpolator.">arm_fir_interpolate_instance_q31</a> * S,
    1894. 

  1894. <a name="l03493"></a>03493                       uint8_t L,
    1895. 

  1895. <a name="l03494"></a>03494                       uint16_t numTaps,
    1896. 

  1896. <a name="l03495"></a>03495                       q31_t * pCoeffs,
    1897. 

  1897. <a name="l03496"></a>03496                       q31_t * pState,
    1898. 

  1898. <a name="l03497"></a>03497                       uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1899. 

  1899. <a name="l03498"></a>03498 
    1900. 

  1900. <a name="l03499"></a>03499 
    1901. 

  1901. <a name="l03509"></a>03509   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___interpolate.html#ga9cae104c5cf60b4e7671c82264a8c12e" title="Processing function for the floating-point FIR interpolator.">arm_fir_interpolate_f32</a>(
    1902. 

  1902. <a name="l03510"></a>03510                    <span class="keyword">const</span> <a class="code" href="structarm__fir__interpolate__instance__f32.html" title="Instance structure for the floating-point FIR interpolator.">arm_fir_interpolate_instance_f32</a> * S,
    1903. 

  1903. <a name="l03511"></a>03511                     float32_t * pSrc,
    1904. 

  1904. <a name="l03512"></a>03512                    float32_t * pDst,
    1905. 

  1905. <a name="l03513"></a>03513                    uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1906. 

  1906. <a name="l03514"></a>03514 
    1907. 

  1907. <a name="l03527"></a>03527   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___f_i_r___interpolate.html#ga0f857457a815946f7e4dca989ebf6ff6" title="Initialization function for the floating-point FIR interpolator.">arm_fir_interpolate_init_f32</a>(
    1908. 

  1908. <a name="l03528"></a>03528                       <a class="code" href="structarm__fir__interpolate__instance__f32.html" title="Instance structure for the floating-point FIR interpolator.">arm_fir_interpolate_instance_f32</a> * S,
    1909. 

  1909. <a name="l03529"></a>03529                       uint8_t L,
    1910. 

  1910. <a name="l03530"></a>03530                       uint16_t numTaps,
    1911. 

  1911. <a name="l03531"></a>03531                       float32_t * pCoeffs,
    1912. 

  1912. <a name="l03532"></a>03532                       float32_t * pState,
    1913. 

  1913. <a name="l03533"></a>03533                       uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1914. 

  1914. <a name="l03534"></a>03534 
    1915. 

  1915. <a name="l03539"></a><a class="code" href="structarm__biquad__cas__df1__32x64__ins__q31.html">03539</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1916. 

  1916. <a name="l03540"></a>03540   {
    1917. 

  1917. <a name="l03541"></a><a class="code" href="structarm__biquad__cas__df1__32x64__ins__q31.html#ad7cb9a9f5df8f4fcfc7a0b633672e574">03541</a>     uint8_t <a class="code" href="structarm__biquad__cas__df1__32x64__ins__q31.html#ad7cb9a9f5df8f4fcfc7a0b633672e574">numStages</a>;       
    1918. 

  1918. <a name="l03542"></a><a class="code" href="structarm__biquad__cas__df1__32x64__ins__q31.html#a4c899cdfaf2bb955323e93637bd662e0">03542</a>     q63_t *<a class="code" href="structarm__biquad__cas__df1__32x64__ins__q31.html#a4c899cdfaf2bb955323e93637bd662e0">pState</a>;           
    1919. 

  1919. <a name="l03543"></a><a class="code" href="structarm__biquad__cas__df1__32x64__ins__q31.html#a490462d6ebe0fecfb6acbf51bed22ecf">03543</a>     q31_t *<a class="code" href="structarm__biquad__cas__df1__32x64__ins__q31.html#a490462d6ebe0fecfb6acbf51bed22ecf">pCoeffs</a>;          
    1920. 

  1920. <a name="l03544"></a><a class="code" href="structarm__biquad__cas__df1__32x64__ins__q31.html#a8e9d58e8dba5aa3b2fc4f36d2ed07996">03544</a>     uint8_t <a class="code" href="structarm__biquad__cas__df1__32x64__ins__q31.html#a8e9d58e8dba5aa3b2fc4f36d2ed07996">postShift</a>;       
    1921. 

  1921. <a name="l03546"></a>03546   } <a class="code" href="structarm__biquad__cas__df1__32x64__ins__q31.html" title="Instance structure for the high precision Q31 Biquad cascade filter.">arm_biquad_cas_df1_32x64_ins_q31</a>;
    1922. 

  1922. <a name="l03547"></a>03547 
    1923. 

  1923. <a name="l03548"></a>03548 
    1924. 

  1924. <a name="l03557"></a>03557   <span class="keywordtype">void</span> <a class="code" href="group___biquad_cascade_d_f1__32x64.html#ga953a83e69685de6575cff37feb358a93">arm_biquad_cas_df1_32x64_q31</a>(
    1925. 

  1925. <a name="l03558"></a>03558                     <span class="keyword">const</span> <a class="code" href="structarm__biquad__cas__df1__32x64__ins__q31.html" title="Instance structure for the high precision Q31 Biquad cascade filter.">arm_biquad_cas_df1_32x64_ins_q31</a> * S,
    1926. 

  1926. <a name="l03559"></a>03559                      q31_t * pSrc,
    1927. 

  1927. <a name="l03560"></a>03560                     q31_t * pDst,
    1928. 

  1928. <a name="l03561"></a>03561                     uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1929. 

  1929. <a name="l03562"></a>03562 
    1930. 

  1930. <a name="l03563"></a>03563 
    1931. 

  1931. <a name="l03573"></a>03573   <span class="keywordtype">void</span> <a class="code" href="group___biquad_cascade_d_f1__32x64.html#ga44900cecb8083afcaabf905ffcd656bb">arm_biquad_cas_df1_32x64_init_q31</a>(
    1932. 

  1932. <a name="l03574"></a>03574                      <a class="code" href="structarm__biquad__cas__df1__32x64__ins__q31.html" title="Instance structure for the high precision Q31 Biquad cascade filter.">arm_biquad_cas_df1_32x64_ins_q31</a> * S,
    1933. 

  1933. <a name="l03575"></a>03575                      uint8_t numStages,
    1934. 

  1934. <a name="l03576"></a>03576                      q31_t * pCoeffs,
    1935. 

  1935. <a name="l03577"></a>03577                      q63_t * pState,
    1936. 

  1936. <a name="l03578"></a>03578                      uint8_t postShift);
    1937. 

  1937. <a name="l03579"></a>03579 
    1938. 

  1938. <a name="l03580"></a>03580 
    1939. 

  1939. <a name="l03581"></a>03581 
    1940. 

  1940. <a name="l03586"></a><a class="code" href="structarm__biquad__cascade__df2_t__instance__f32.html">03586</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1941. 

  1941. <a name="l03587"></a>03587   {
    1942. 

  1942. <a name="l03588"></a><a class="code" href="structarm__biquad__cascade__df2_t__instance__f32.html#a4d17958c33c3d0a905f974bac50f033f">03588</a>     uint8_t   <a class="code" href="structarm__biquad__cascade__df2_t__instance__f32.html#a4d17958c33c3d0a905f974bac50f033f">numStages</a>;       
    1943. 

  1943. <a name="l03589"></a><a class="code" href="structarm__biquad__cascade__df2_t__instance__f32.html#a24d223addfd926a7177088cf2efe76b1">03589</a>     float32_t *<a class="code" href="structarm__biquad__cascade__df2_t__instance__f32.html#a24d223addfd926a7177088cf2efe76b1">pState</a>;         
    1944. 

  1944. <a name="l03590"></a><a class="code" href="structarm__biquad__cascade__df2_t__instance__f32.html#a49a24fe1b6ad3b0b26779c32d8d80b2e">03590</a>     float32_t *<a class="code" href="structarm__biquad__cascade__df2_t__instance__f32.html#a49a24fe1b6ad3b0b26779c32d8d80b2e">pCoeffs</a>;        
    1945. 

  1945. <a name="l03591"></a>03591   } <a class="code" href="structarm__biquad__cascade__df2_t__instance__f32.html" title="Instance structure for the floating-point transposed direct form II Biquad cascade filter...">arm_biquad_cascade_df2T_instance_f32</a>;
    1946. 

  1946. <a name="l03592"></a>03592 
    1947. 

  1947. <a name="l03593"></a>03593 
    1948. 

  1948. <a name="l03603"></a>03603   <span class="keywordtype">void</span> <a class="code" href="group___biquad_cascade_d_f2_t.html#ga646c25998bf35991c60299b1431460f7" title="Processing function for the floating-point transposed direct form II Biquad cascade filter...">arm_biquad_cascade_df2T_f32</a>(
    1949. 

  1949. <a name="l03604"></a>03604                    <span class="keyword">const</span> <a class="code" href="structarm__biquad__cascade__df2_t__instance__f32.html" title="Instance structure for the floating-point transposed direct form II Biquad cascade filter...">arm_biquad_cascade_df2T_instance_f32</a> * S,
    1950. 

  1950. <a name="l03605"></a>03605                     float32_t * pSrc,
    1951. 

  1951. <a name="l03606"></a>03606                    float32_t * pDst,
    1952. 

  1952. <a name="l03607"></a>03607                    uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1953. 

  1953. <a name="l03608"></a>03608 
    1954. 

  1954. <a name="l03609"></a>03609 
    1955. 

  1955. <a name="l03619"></a>03619   <span class="keywordtype">void</span> <a class="code" href="group___biquad_cascade_d_f2_t.html#ga70eaddf317a4a8bde6bd6a97df67fedd" title="Initialization function for the floating-point transposed direct form II Biquad cascade filter...">arm_biquad_cascade_df2T_init_f32</a>(
    1956. 

  1956. <a name="l03620"></a>03620                     <a class="code" href="structarm__biquad__cascade__df2_t__instance__f32.html" title="Instance structure for the floating-point transposed direct form II Biquad cascade filter...">arm_biquad_cascade_df2T_instance_f32</a> * S,
    1957. 

  1957. <a name="l03621"></a>03621                     uint8_t numStages,
    1958. 

  1958. <a name="l03622"></a>03622                     float32_t * pCoeffs,
    1959. 

  1959. <a name="l03623"></a>03623                     float32_t * pState);
    1960. 

  1960. <a name="l03624"></a>03624 
    1961. 

  1961. <a name="l03625"></a>03625 
    1962. 

  1962. <a name="l03626"></a>03626 
    1963. 

  1963. <a name="l03631"></a><a class="code" href="structarm__fir__lattice__instance__q15.html">03631</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1964. 

  1964. <a name="l03632"></a>03632   {
    1965. 

  1965. <a name="l03633"></a><a class="code" href="structarm__fir__lattice__instance__q15.html#a38b179138d6a6c9cac4f8f79b6fd5357">03633</a>     uint16_t <a class="code" href="structarm__fir__lattice__instance__q15.html#a38b179138d6a6c9cac4f8f79b6fd5357">numStages</a>;                          
    1966. 

  1966. <a name="l03634"></a><a class="code" href="structarm__fir__lattice__instance__q15.html#a37b90dea2bc3ee7c9951a9fe74db0cbb">03634</a>     q15_t *<a class="code" href="structarm__fir__lattice__instance__q15.html#a37b90dea2bc3ee7c9951a9fe74db0cbb">pState</a>;                               
    1967. 

  1967. <a name="l03635"></a><a class="code" href="structarm__fir__lattice__instance__q15.html#a78f872826140069cf67836fff87360bc">03635</a>     q15_t *<a class="code" href="structarm__fir__lattice__instance__q15.html#a78f872826140069cf67836fff87360bc">pCoeffs</a>;                              
    1968. 

  1968. <a name="l03636"></a>03636   } <a class="code" href="structarm__fir__lattice__instance__q15.html" title="Instance structure for the Q15 FIR lattice filter.">arm_fir_lattice_instance_q15</a>;
    1969. 

  1969. <a name="l03637"></a>03637 
    1970. 

  1970. <a name="l03642"></a><a class="code" href="structarm__fir__lattice__instance__q31.html">03642</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1971. 

  1971. <a name="l03643"></a>03643   {
    1972. 

  1972. <a name="l03644"></a><a class="code" href="structarm__fir__lattice__instance__q31.html#a9f3773bbb76bc5a8a5ee9d37786bf478">03644</a>     uint16_t <a class="code" href="structarm__fir__lattice__instance__q31.html#a9f3773bbb76bc5a8a5ee9d37786bf478">numStages</a>;                          
    1973. 

  1973. <a name="l03645"></a><a class="code" href="structarm__fir__lattice__instance__q31.html#a08fe9494ab7cd336b791e9657adadcf6">03645</a>     q31_t *<a class="code" href="structarm__fir__lattice__instance__q31.html#a08fe9494ab7cd336b791e9657adadcf6">pState</a>;                               
    1974. 

  1974. <a name="l03646"></a><a class="code" href="structarm__fir__lattice__instance__q31.html#a66c3364bf5863cd45e05f1652c3dc522">03646</a>     q31_t *<a class="code" href="structarm__fir__lattice__instance__q31.html#a66c3364bf5863cd45e05f1652c3dc522">pCoeffs</a>;                              
    1975. 

  1975. <a name="l03647"></a>03647   } <a class="code" href="structarm__fir__lattice__instance__q31.html" title="Instance structure for the Q31 FIR lattice filter.">arm_fir_lattice_instance_q31</a>;
    1976. 

  1976. <a name="l03648"></a>03648 
    1977. 

  1977. <a name="l03653"></a><a class="code" href="structarm__fir__lattice__instance__f32.html">03653</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    1978. 

  1978. <a name="l03654"></a>03654   {
    1979. 

  1979. <a name="l03655"></a><a class="code" href="structarm__fir__lattice__instance__f32.html#ad369bd9997a250f195254df37408a38f">03655</a>     uint16_t <a class="code" href="structarm__fir__lattice__instance__f32.html#ad369bd9997a250f195254df37408a38f">numStages</a>;                  
    1980. 

  1980. <a name="l03656"></a><a class="code" href="structarm__fir__lattice__instance__f32.html#ae348884a1ba9b83fadccd5da640cbcaf">03656</a>     float32_t *<a class="code" href="structarm__fir__lattice__instance__f32.html#ae348884a1ba9b83fadccd5da640cbcaf">pState</a>;                   
    1981. 

  1981. <a name="l03657"></a><a class="code" href="structarm__fir__lattice__instance__f32.html#a33bf5948c947f9ef80a99717cb0a0a43">03657</a>     float32_t *<a class="code" href="structarm__fir__lattice__instance__f32.html#a33bf5948c947f9ef80a99717cb0a0a43">pCoeffs</a>;                  
    1982. 

  1982. <a name="l03658"></a>03658   } <a class="code" href="structarm__fir__lattice__instance__f32.html" title="Instance structure for the floating-point FIR lattice filter.">arm_fir_lattice_instance_f32</a>;
    1983. 

  1983. <a name="l03659"></a>03659 
    1984. 

  1984. <a name="l03669"></a>03669   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___lattice.html#ga1b22f30ce1cc19bf5a5d7c9fca154d72" title="Initialization function for the Q15 FIR lattice filter.">arm_fir_lattice_init_q15</a>(
    1985. 

  1985. <a name="l03670"></a>03670                 <a class="code" href="structarm__fir__lattice__instance__q15.html" title="Instance structure for the Q15 FIR lattice filter.">arm_fir_lattice_instance_q15</a> * S,
    1986. 

  1986. <a name="l03671"></a>03671                 uint16_t numStages,
    1987. 

  1987. <a name="l03672"></a>03672                 q15_t * pCoeffs,
    1988. 

  1988. <a name="l03673"></a>03673                 q15_t * pState);
    1989. 

  1989. <a name="l03674"></a>03674 
    1990. 

  1990. <a name="l03675"></a>03675 
    1991. 

  1991. <a name="l03684"></a>03684   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___lattice.html#gabb0ab07fd313b4d863070c3ddca51542" title="Processing function for the Q15 FIR lattice filter.">arm_fir_lattice_q15</a>(
    1992. 

  1992. <a name="l03685"></a>03685                <span class="keyword">const</span> <a class="code" href="structarm__fir__lattice__instance__q15.html" title="Instance structure for the Q15 FIR lattice filter.">arm_fir_lattice_instance_q15</a> * S,
    1993. 

  1993. <a name="l03686"></a>03686                 q15_t * pSrc,
    1994. 

  1994. <a name="l03687"></a>03687                q15_t * pDst,
    1995. 

  1995. <a name="l03688"></a>03688                uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    1996. 

  1996. <a name="l03689"></a>03689 
    1997. 

  1997. <a name="l03699"></a>03699   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___lattice.html#gac05a17a0188bb851b58d19e572870a54" title="Initialization function for the Q31 FIR lattice filter.">arm_fir_lattice_init_q31</a>(
    1998. 

  1998. <a name="l03700"></a>03700                 <a class="code" href="structarm__fir__lattice__instance__q31.html" title="Instance structure for the Q31 FIR lattice filter.">arm_fir_lattice_instance_q31</a> * S,
    1999. 

  1999. <a name="l03701"></a>03701                 uint16_t numStages,
    2000. 

  2000. <a name="l03702"></a>03702                 q31_t * pCoeffs,
    2001. 

  2001. <a name="l03703"></a>03703                 q31_t * pState);
    2002. 

  2002. <a name="l03704"></a>03704 
    2003. 

  2003. <a name="l03705"></a>03705 
    2004. 

  2004. <a name="l03715"></a>03715   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___lattice.html#ga2e36fd210e4a1a5dd333ce80dd6d9a88" title="Processing function for the Q31 FIR lattice filter.">arm_fir_lattice_q31</a>(
    2005. 

  2005. <a name="l03716"></a>03716                <span class="keyword">const</span> <a class="code" href="structarm__fir__lattice__instance__q31.html" title="Instance structure for the Q31 FIR lattice filter.">arm_fir_lattice_instance_q31</a> * S,
    2006. 

  2006. <a name="l03717"></a>03717                 q31_t * pSrc,
    2007. 

  2007. <a name="l03718"></a>03718                q31_t * pDst,
    2008. 

  2008. <a name="l03719"></a>03719                uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2009. 

  2009. <a name="l03720"></a>03720 
    2010. 

  2010. <a name="l03730"></a>03730   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___lattice.html#ga86199a1590af2b8941c6532ee9d03229" title="Initialization function for the floating-point FIR lattice filter.">arm_fir_lattice_init_f32</a>(
    2011. 

  2011. <a name="l03731"></a>03731                 <a class="code" href="structarm__fir__lattice__instance__f32.html" title="Instance structure for the floating-point FIR lattice filter.">arm_fir_lattice_instance_f32</a> * S,
    2012. 

  2012. <a name="l03732"></a>03732                 uint16_t numStages,
    2013. 

  2013. <a name="l03733"></a>03733                 float32_t * pCoeffs,
    2014. 

  2014. <a name="l03734"></a>03734                 float32_t * pState);
    2015. 

  2015. <a name="l03735"></a>03735 
    2016. 

  2016. <a name="l03745"></a>03745   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___lattice.html#gae63a45a63a11a65f2eae8b8b1fe370a8" title="Processing function for the floating-point FIR lattice filter.">arm_fir_lattice_f32</a>(
    2017. 

  2017. <a name="l03746"></a>03746                <span class="keyword">const</span> <a class="code" href="structarm__fir__lattice__instance__f32.html" title="Instance structure for the floating-point FIR lattice filter.">arm_fir_lattice_instance_f32</a> * S,
    2018. 

  2018. <a name="l03747"></a>03747                 float32_t * pSrc,
    2019. 

  2019. <a name="l03748"></a>03748                float32_t * pDst,
    2020. 

  2020. <a name="l03749"></a>03749                uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2021. 

  2021. <a name="l03750"></a>03750 
    2022. 

  2022. <a name="l03754"></a><a class="code" href="structarm__iir__lattice__instance__q15.html">03754</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2023. 

  2023. <a name="l03755"></a>03755   {
    2024. 

  2024. <a name="l03756"></a><a class="code" href="structarm__iir__lattice__instance__q15.html#a96fbed313bef01070409fa182d26ba3f">03756</a>     uint16_t <a class="code" href="structarm__iir__lattice__instance__q15.html#a96fbed313bef01070409fa182d26ba3f">numStages</a>;                         
    2025. 

  2025. <a name="l03757"></a><a class="code" href="structarm__iir__lattice__instance__q15.html#afd0136ab917b529554d93f41a5e04618">03757</a>     q15_t *<a class="code" href="structarm__iir__lattice__instance__q15.html#afd0136ab917b529554d93f41a5e04618">pState</a>;                              
    2026. 

  2026. <a name="l03758"></a><a class="code" href="structarm__iir__lattice__instance__q15.html#a41c214a1ec38d4a82fae8899d715dd29">03758</a>     q15_t *<a class="code" href="structarm__iir__lattice__instance__q15.html#a41c214a1ec38d4a82fae8899d715dd29">pkCoeffs</a>;                            
    2027. 

  2027. <a name="l03759"></a><a class="code" href="structarm__iir__lattice__instance__q15.html#a4c4f57f45b223abbe2a9fb727bd2cad9">03759</a>     q15_t *<a class="code" href="structarm__iir__lattice__instance__q15.html#a4c4f57f45b223abbe2a9fb727bd2cad9">pvCoeffs</a>;                            
    2028. 

  2028. <a name="l03760"></a>03760   } <a class="code" href="structarm__iir__lattice__instance__q15.html" title="Instance structure for the Q15 IIR lattice filter.">arm_iir_lattice_instance_q15</a>;
    2029. 

  2029. <a name="l03761"></a>03761 
    2030. 

  2030. <a name="l03765"></a><a class="code" href="structarm__iir__lattice__instance__q31.html">03765</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2031. 

  2031. <a name="l03766"></a>03766   {
    2032. 

  2032. <a name="l03767"></a><a class="code" href="structarm__iir__lattice__instance__q31.html#a9df4570ed28c50fd9193ab654ff236ad">03767</a>     uint16_t <a class="code" href="structarm__iir__lattice__instance__q31.html#a9df4570ed28c50fd9193ab654ff236ad">numStages</a>;                         
    2033. 

  2033. <a name="l03768"></a><a class="code" href="structarm__iir__lattice__instance__q31.html#a941282745effd26a889fbfadf4b95e6a">03768</a>     q31_t *<a class="code" href="structarm__iir__lattice__instance__q31.html#a941282745effd26a889fbfadf4b95e6a">pState</a>;                              
    2034. 

  2034. <a name="l03769"></a><a class="code" href="structarm__iir__lattice__instance__q31.html#a1d30aa16aac7722936ea9dee59211863">03769</a>     q31_t *<a class="code" href="structarm__iir__lattice__instance__q31.html#a1d30aa16aac7722936ea9dee59211863">pkCoeffs</a>;                            
    2035. 

  2035. <a name="l03770"></a><a class="code" href="structarm__iir__lattice__instance__q31.html#a04507e2b982b1dfa97b7b55752dea6b9">03770</a>     q31_t *<a class="code" href="structarm__iir__lattice__instance__q31.html#a04507e2b982b1dfa97b7b55752dea6b9">pvCoeffs</a>;                            
    2036. 

  2036. <a name="l03771"></a>03771   } <a class="code" href="structarm__iir__lattice__instance__q31.html" title="Instance structure for the Q31 IIR lattice filter.">arm_iir_lattice_instance_q31</a>;
    2037. 

  2037. <a name="l03772"></a>03772 
    2038. 

  2038. <a name="l03776"></a><a class="code" href="structarm__iir__lattice__instance__f32.html">03776</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2039. 

  2039. <a name="l03777"></a>03777   {
    2040. 

  2040. <a name="l03778"></a><a class="code" href="structarm__iir__lattice__instance__f32.html#af8de449af5efe1f30be82f9ba35587ee">03778</a>     uint16_t <a class="code" href="structarm__iir__lattice__instance__f32.html#af8de449af5efe1f30be82f9ba35587ee">numStages</a>;                         
    2041. 

  2041. <a name="l03779"></a><a class="code" href="structarm__iir__lattice__instance__f32.html#a30babe7815510219e6e3d28e6e4a5969">03779</a>     float32_t *<a class="code" href="structarm__iir__lattice__instance__f32.html#a30babe7815510219e6e3d28e6e4a5969">pState</a>;                          
    2042. 

  2042. <a name="l03780"></a><a class="code" href="structarm__iir__lattice__instance__f32.html#aa69fcdd3775e828d450ce1bbd978fa31">03780</a>     float32_t *<a class="code" href="structarm__iir__lattice__instance__f32.html#aa69fcdd3775e828d450ce1bbd978fa31">pkCoeffs</a>;                        
    2043. 

  2043. <a name="l03781"></a><a class="code" href="structarm__iir__lattice__instance__f32.html#afc7c8f577e6f27d097fe55f57e707f72">03781</a>     float32_t *<a class="code" href="structarm__iir__lattice__instance__f32.html#afc7c8f577e6f27d097fe55f57e707f72">pvCoeffs</a>;                        
    2044. 

  2044. <a name="l03782"></a>03782   } <a class="code" href="structarm__iir__lattice__instance__f32.html" title="Instance structure for the floating-point IIR lattice filter.">arm_iir_lattice_instance_f32</a>;
    2045. 

  2045. <a name="l03783"></a>03783 
    2046. 

  2046. <a name="l03793"></a>03793   <span class="keywordtype">void</span> <a class="code" href="group___i_i_r___lattice.html#ga56164a0fe48619b8ceec160347bdd2ff" title="Processing function for the floating-point IIR lattice filter.">arm_iir_lattice_f32</a>(
    2047. 

  2047. <a name="l03794"></a>03794                <span class="keyword">const</span> <a class="code" href="structarm__iir__lattice__instance__f32.html" title="Instance structure for the floating-point IIR lattice filter.">arm_iir_lattice_instance_f32</a> * S,
    2048. 

  2048. <a name="l03795"></a>03795                 float32_t * pSrc,
    2049. 

  2049. <a name="l03796"></a>03796                float32_t * pDst,
    2050. 

  2050. <a name="l03797"></a>03797                uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2051. 

  2051. <a name="l03798"></a>03798 
    2052. 

  2052. <a name="l03810"></a>03810   <span class="keywordtype">void</span> <a class="code" href="group___i_i_r___lattice.html#gaed3b0230bb77439dc902daa625985e04" title="Initialization function for the floating-point IIR lattice filter.">arm_iir_lattice_init_f32</a>(
    2053. 

  2053. <a name="l03811"></a>03811                 <a class="code" href="structarm__iir__lattice__instance__f32.html" title="Instance structure for the floating-point IIR lattice filter.">arm_iir_lattice_instance_f32</a> * S,
    2054. 

  2054. <a name="l03812"></a>03812                 uint16_t numStages,
    2055. 

  2055. <a name="l03813"></a>03813                 float32_t *pkCoeffs,
    2056. 

  2056. <a name="l03814"></a>03814                 float32_t *pvCoeffs,
    2057. 

  2057. <a name="l03815"></a>03815                 float32_t *pState,
    2058. 

  2058. <a name="l03816"></a>03816                 uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2059. 

  2059. <a name="l03817"></a>03817 
    2060. 

  2060. <a name="l03818"></a>03818 
    2061. 

  2061. <a name="l03828"></a>03828   <span class="keywordtype">void</span> <a class="code" href="group___i_i_r___lattice.html#ga123b26fa9156cd8d3622dd85931741ed" title="Processing function for the Q31 IIR lattice filter.">arm_iir_lattice_q31</a>(
    2062. 

  2062. <a name="l03829"></a>03829                <span class="keyword">const</span> <a class="code" href="structarm__iir__lattice__instance__q31.html" title="Instance structure for the Q31 IIR lattice filter.">arm_iir_lattice_instance_q31</a> * S,
    2063. 

  2063. <a name="l03830"></a>03830                 q31_t * pSrc,
    2064. 

  2064. <a name="l03831"></a>03831                q31_t * pDst,
    2065. 

  2065. <a name="l03832"></a>03832                uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2066. 

  2066. <a name="l03833"></a>03833 
    2067. 

  2067. <a name="l03834"></a>03834 
    2068. 

  2068. <a name="l03846"></a>03846   <span class="keywordtype">void</span> <a class="code" href="group___i_i_r___lattice.html#gab686c14175581797d9c3ad7bf1d5cc1e" title="Initialization function for the Q31 IIR lattice filter.">arm_iir_lattice_init_q31</a>(
    2069. 

  2069. <a name="l03847"></a>03847                 <a class="code" href="structarm__iir__lattice__instance__q31.html" title="Instance structure for the Q31 IIR lattice filter.">arm_iir_lattice_instance_q31</a> * S,
    2070. 

  2070. <a name="l03848"></a>03848                 uint16_t numStages,
    2071. 

  2071. <a name="l03849"></a>03849                 q31_t *pkCoeffs,
    2072. 

  2072. <a name="l03850"></a>03850                 q31_t *pvCoeffs,
    2073. 

  2073. <a name="l03851"></a>03851                 q31_t *pState,
    2074. 

  2074. <a name="l03852"></a>03852                 uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2075. 

  2075. <a name="l03853"></a>03853 
    2076. 

  2076. <a name="l03854"></a>03854 
    2077. 

  2077. <a name="l03864"></a>03864   <span class="keywordtype">void</span> <a class="code" href="group___i_i_r___lattice.html#gaeb9e9599a288832ed123183eaa8b294a" title="Processing function for the Q15 IIR lattice filter.">arm_iir_lattice_q15</a>(
    2078. 

  2078. <a name="l03865"></a>03865                <span class="keyword">const</span> <a class="code" href="structarm__iir__lattice__instance__q15.html" title="Instance structure for the Q15 IIR lattice filter.">arm_iir_lattice_instance_q15</a> * S,
    2079. 

  2079. <a name="l03866"></a>03866                 q15_t * pSrc,
    2080. 

  2080. <a name="l03867"></a>03867                q15_t * pDst,
    2081. 

  2081. <a name="l03868"></a>03868                uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2082. 

  2082. <a name="l03869"></a>03869 
    2083. 

  2083. <a name="l03870"></a>03870 
    2084. 

  2084. <a name="l03882"></a>03882   <span class="keywordtype">void</span> <a class="code" href="group___i_i_r___lattice.html#ga1f4bc2dd3d5641e96815d3a5aad58998" title="Initialization function for the Q15 IIR lattice filter.">arm_iir_lattice_init_q15</a>(
    2085. 

  2085. <a name="l03883"></a>03883                 <a class="code" href="structarm__iir__lattice__instance__q15.html" title="Instance structure for the Q15 IIR lattice filter.">arm_iir_lattice_instance_q15</a> * S,
    2086. 

  2086. <a name="l03884"></a>03884                 uint16_t numStages,
    2087. 

  2087. <a name="l03885"></a>03885                 q15_t *pkCoeffs,
    2088. 

  2088. <a name="l03886"></a>03886                 q15_t *pvCoeffs,
    2089. 

  2089. <a name="l03887"></a>03887                 q15_t *pState,
    2090. 

  2090. <a name="l03888"></a>03888                 uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2091. 

  2091. <a name="l03889"></a>03889 
    2092. 

  2092. <a name="l03894"></a><a class="code" href="structarm__lms__instance__f32.html">03894</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2093. 

  2093. <a name="l03895"></a>03895   {
    2094. 

  2094. <a name="l03896"></a><a class="code" href="structarm__lms__instance__f32.html#af73880d9009982f5d14529869494ec3d">03896</a>     uint16_t <a class="code" href="structarm__lms__instance__f32.html#af73880d9009982f5d14529869494ec3d">numTaps</a>;    
    2095. 

  2095. <a name="l03897"></a><a class="code" href="structarm__lms__instance__f32.html#aaf94285be2f99b5b9af40bea8dcb14b9">03897</a>     float32_t *<a class="code" href="structarm__lms__instance__f32.html#aaf94285be2f99b5b9af40bea8dcb14b9">pState</a>;   
    2096. 

  2096. <a name="l03898"></a><a class="code" href="structarm__lms__instance__f32.html#a4795c6f7d3f17cec15c2fd09f66edd1a">03898</a>     float32_t *<a class="code" href="structarm__lms__instance__f32.html#a4795c6f7d3f17cec15c2fd09f66edd1a">pCoeffs</a>;  
    2097. 

  2097. <a name="l03899"></a><a class="code" href="structarm__lms__instance__f32.html#ae2af43d74c93dba16b876e10c97a5b99">03899</a>     float32_t <a class="code" href="structarm__lms__instance__f32.html#ae2af43d74c93dba16b876e10c97a5b99">mu</a>;        
    2098. 

  2098. <a name="l03900"></a>03900   } <a class="code" href="structarm__lms__instance__f32.html" title="Instance structure for the floating-point LMS filter.">arm_lms_instance_f32</a>;
    2099. 

  2099. <a name="l03901"></a>03901 
    2100. 

  2100. <a name="l03913"></a>03913   <span class="keywordtype">void</span> <a class="code" href="group___l_m_s.html#gae266d009e682180421601627c79a3843" title="Processing function for floating-point LMS filter.">arm_lms_f32</a>(
    2101. 

  2101. <a name="l03914"></a>03914            <span class="keyword">const</span> <a class="code" href="structarm__lms__instance__f32.html" title="Instance structure for the floating-point LMS filter.">arm_lms_instance_f32</a> * S,
    2102. 

  2102. <a name="l03915"></a>03915             float32_t * pSrc,
    2103. 

  2103. <a name="l03916"></a>03916             float32_t * pRef,
    2104. 

  2104. <a name="l03917"></a>03917            float32_t * pOut,
    2105. 

  2105. <a name="l03918"></a>03918            float32_t * pErr,
    2106. 

  2106. <a name="l03919"></a>03919            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2107. 

  2107. <a name="l03920"></a>03920 
    2108. 

  2108. <a name="l03932"></a>03932   <span class="keywordtype">void</span> <a class="code" href="group___l_m_s.html#ga9fc7adca0966ff2cec1746fca8364cee" title="Initialization function for floating-point LMS filter.">arm_lms_init_f32</a>(
    2109. 

  2109. <a name="l03933"></a>03933             <a class="code" href="structarm__lms__instance__f32.html" title="Instance structure for the floating-point LMS filter.">arm_lms_instance_f32</a> * S,
    2110. 

  2110. <a name="l03934"></a>03934             uint16_t numTaps,
    2111. 

  2111. <a name="l03935"></a>03935             float32_t * pCoeffs,
    2112. 

  2112. <a name="l03936"></a>03936             float32_t * pState,
    2113. 

  2113. <a name="l03937"></a>03937             float32_t mu,
    2114. 

  2114. <a name="l03938"></a>03938             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2115. 

  2115. <a name="l03939"></a>03939 
    2116. 

  2116. <a name="l03944"></a><a class="code" href="structarm__lms__instance__q15.html">03944</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2117. 

  2117. <a name="l03945"></a>03945   {
    2118. 

  2118. <a name="l03946"></a><a class="code" href="structarm__lms__instance__q15.html#a0078e894f805af1b360369e619fb57b3">03946</a>     uint16_t <a class="code" href="structarm__lms__instance__q15.html#a0078e894f805af1b360369e619fb57b3">numTaps</a>;    
    2119. 

  2119. <a name="l03947"></a><a class="code" href="structarm__lms__instance__q15.html#a9a575ff82c1e68cbb583083439260d08">03947</a>     q15_t *<a class="code" href="structarm__lms__instance__q15.html#a9a575ff82c1e68cbb583083439260d08">pState</a>;       
    2120. 

  2120. <a name="l03948"></a><a class="code" href="structarm__lms__instance__q15.html#a42f95368b94898eb82608e1113d18cab">03948</a>     q15_t *<a class="code" href="structarm__lms__instance__q15.html#a42f95368b94898eb82608e1113d18cab">pCoeffs</a>;      
    2121. 

  2121. <a name="l03949"></a><a class="code" href="structarm__lms__instance__q15.html#aae46129d7cfd7f1c162cc502ed0a9d49">03949</a>     q15_t <a class="code" href="structarm__lms__instance__q15.html#aae46129d7cfd7f1c162cc502ed0a9d49">mu</a>;            
    2122. 

  2122. <a name="l03950"></a><a class="code" href="structarm__lms__instance__q15.html#acca5fbaef4a52ae411de24c9a0b929cf">03950</a>     uint32_t <a class="code" href="structarm__lms__instance__q15.html#acca5fbaef4a52ae411de24c9a0b929cf">postShift</a>;  
    2123. 

  2123. <a name="l03951"></a>03951   } <a class="code" href="structarm__lms__instance__q15.html" title="Instance structure for the Q15 LMS filter.">arm_lms_instance_q15</a>;
    2124. 

  2124. <a name="l03952"></a>03952 
    2125. 

  2125. <a name="l03953"></a>03953 
    2126. 

  2126. <a name="l03966"></a>03966   <span class="keywordtype">void</span> <a class="code" href="group___l_m_s.html#ga9544cc26f18cd4465cfbed371be822b3" title="Initialization function for the Q15 LMS filter.">arm_lms_init_q15</a>(
    2127. 

  2127. <a name="l03967"></a>03967             <a class="code" href="structarm__lms__instance__q15.html" title="Instance structure for the Q15 LMS filter.">arm_lms_instance_q15</a> * S,
    2128. 

  2128. <a name="l03968"></a>03968             uint16_t numTaps,
    2129. 

  2129. <a name="l03969"></a>03969             q15_t * pCoeffs,
    2130. 

  2130. <a name="l03970"></a>03970             q15_t * pState,
    2131. 

  2131. <a name="l03971"></a>03971             q15_t mu,
    2132. 

  2132. <a name="l03972"></a>03972             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    2133. 

  2133. <a name="l03973"></a>03973             uint32_t postShift);
    2134. 

  2134. <a name="l03974"></a>03974 
    2135. 

  2135. <a name="l03986"></a>03986   <span class="keywordtype">void</span> <a class="code" href="group___l_m_s.html#gacde16c17eb75979f81b34e2e2a58c7ac" title="Processing function for Q15 LMS filter.">arm_lms_q15</a>(
    2136. 

  2136. <a name="l03987"></a>03987            <span class="keyword">const</span> <a class="code" href="structarm__lms__instance__q15.html" title="Instance structure for the Q15 LMS filter.">arm_lms_instance_q15</a> * S,
    2137. 

  2137. <a name="l03988"></a>03988             q15_t * pSrc,
    2138. 

  2138. <a name="l03989"></a>03989             q15_t * pRef,
    2139. 

  2139. <a name="l03990"></a>03990            q15_t * pOut,
    2140. 

  2140. <a name="l03991"></a>03991            q15_t * pErr,
    2141. 

  2141. <a name="l03992"></a>03992            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2142. 

  2142. <a name="l03993"></a>03993 
    2143. 

  2143. <a name="l03994"></a>03994 
    2144. 

  2144. <a name="l03999"></a><a class="code" href="structarm__lms__instance__q31.html">03999</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2145. 

  2145. <a name="l04000"></a>04000   {
    2146. 

  2146. <a name="l04001"></a><a class="code" href="structarm__lms__instance__q31.html#ac0d84f7d054555931ef8a62511fbcb8a">04001</a>     uint16_t <a class="code" href="structarm__lms__instance__q31.html#ac0d84f7d054555931ef8a62511fbcb8a">numTaps</a>;    
    2147. 

  2147. <a name="l04002"></a><a class="code" href="structarm__lms__instance__q31.html#a206d47b49de6f357f933ebe61520753c">04002</a>     q31_t *<a class="code" href="structarm__lms__instance__q31.html#a206d47b49de6f357f933ebe61520753c">pState</a>;       
    2148. 

  2148. <a name="l04003"></a><a class="code" href="structarm__lms__instance__q31.html#a4afe56e991a5416adfd462aa88bda500">04003</a>     q31_t *<a class="code" href="structarm__lms__instance__q31.html#a4afe56e991a5416adfd462aa88bda500">pCoeffs</a>;      
    2149. 

  2149. <a name="l04004"></a><a class="code" href="structarm__lms__instance__q31.html#acb6ca9996b3c5f740d5d6c8e9f4f1d46">04004</a>     q31_t <a class="code" href="structarm__lms__instance__q31.html#acb6ca9996b3c5f740d5d6c8e9f4f1d46">mu</a>;            
    2150. 

  2150. <a name="l04005"></a><a class="code" href="structarm__lms__instance__q31.html#a4705a8f0011bb9166e09bf5bd51e595e">04005</a>     uint32_t <a class="code" href="structarm__lms__instance__q31.html#a4705a8f0011bb9166e09bf5bd51e595e">postShift</a>;  
    2151. 

  2151. <a name="l04007"></a>04007   } <a class="code" href="structarm__lms__instance__q31.html" title="Instance structure for the Q31 LMS filter.">arm_lms_instance_q31</a>;
    2152. 

  2152. <a name="l04008"></a>04008 
    2153. 

  2153. <a name="l04020"></a>04020   <span class="keywordtype">void</span> <a class="code" href="group___l_m_s.html#ga6a0abfe6041253a6f91c63b383a64257" title="Processing function for Q31 LMS filter.">arm_lms_q31</a>(
    2154. 

  2154. <a name="l04021"></a>04021            <span class="keyword">const</span> <a class="code" href="structarm__lms__instance__q31.html" title="Instance structure for the Q31 LMS filter.">arm_lms_instance_q31</a> * S,
    2155. 

  2155. <a name="l04022"></a>04022             q31_t * pSrc,
    2156. 

  2156. <a name="l04023"></a>04023             q31_t * pRef,
    2157. 

  2157. <a name="l04024"></a>04024            q31_t * pOut,
    2158. 

  2158. <a name="l04025"></a>04025            q31_t * pErr,
    2159. 

  2159. <a name="l04026"></a>04026            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2160. 

  2160. <a name="l04027"></a>04027 
    2161. 

  2161. <a name="l04040"></a>04040   <span class="keywordtype">void</span> <a class="code" href="group___l_m_s.html#ga8d4bc251169f4b102355097a9f7530d6" title="Initialization function for Q31 LMS filter.">arm_lms_init_q31</a>(
    2162. 

  2162. <a name="l04041"></a>04041             <a class="code" href="structarm__lms__instance__q31.html" title="Instance structure for the Q31 LMS filter.">arm_lms_instance_q31</a> * S,
    2163. 

  2163. <a name="l04042"></a>04042             uint16_t numTaps,
    2164. 

  2164. <a name="l04043"></a>04043             q31_t *pCoeffs,
    2165. 

  2165. <a name="l04044"></a>04044             q31_t *pState,
    2166. 

  2166. <a name="l04045"></a>04045             q31_t mu,
    2167. 

  2167. <a name="l04046"></a>04046             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    2168. 

  2168. <a name="l04047"></a>04047             uint32_t postShift);
    2169. 

  2169. <a name="l04048"></a>04048 
    2170. 

  2170. <a name="l04053"></a><a class="code" href="structarm__lms__norm__instance__f32.html">04053</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2171. 

  2171. <a name="l04054"></a>04054   {
    2172. 

  2172. <a name="l04055"></a><a class="code" href="structarm__lms__norm__instance__f32.html#ac95f8ca3d816524c2070643852fac5e8">04055</a>     uint16_t  <a class="code" href="structarm__lms__norm__instance__f32.html#ac95f8ca3d816524c2070643852fac5e8">numTaps</a>;    
    2173. 

  2173. <a name="l04056"></a><a class="code" href="structarm__lms__norm__instance__f32.html#a0bc03338687002ed5f2e4a363eb095ec">04056</a>     float32_t *<a class="code" href="structarm__lms__norm__instance__f32.html#a0bc03338687002ed5f2e4a363eb095ec">pState</a>;    
    2174. 

  2174. <a name="l04057"></a><a class="code" href="structarm__lms__norm__instance__f32.html#a1ba688d90aba7de003ed4ad8e2e7ddda">04057</a>     float32_t *<a class="code" href="structarm__lms__norm__instance__f32.html#a1ba688d90aba7de003ed4ad8e2e7ddda">pCoeffs</a>;   
    2175. 

  2175. <a name="l04058"></a><a class="code" href="structarm__lms__norm__instance__f32.html#a84401d3cfc6c40f69c08223cf341b886">04058</a>     float32_t <a class="code" href="structarm__lms__norm__instance__f32.html#a84401d3cfc6c40f69c08223cf341b886">mu</a>;        
    2176. 

  2176. <a name="l04059"></a><a class="code" href="structarm__lms__norm__instance__f32.html#a6a4119e4f39447bbee31b066deafa16f">04059</a>     float32_t <a class="code" href="structarm__lms__norm__instance__f32.html#a6a4119e4f39447bbee31b066deafa16f">energy</a>;    
    2177. 

  2177. <a name="l04060"></a><a class="code" href="structarm__lms__norm__instance__f32.html#aec958fe89b164a30f38bcca9f5d96218">04060</a>     float32_t <a class="code" href="structarm__lms__norm__instance__f32.html#aec958fe89b164a30f38bcca9f5d96218">x0</a>;        
    2178. 

  2178. <a name="l04061"></a>04061   } <a class="code" href="structarm__lms__norm__instance__f32.html" title="Instance structure for the floating-point normalized LMS filter.">arm_lms_norm_instance_f32</a>;
    2179. 

  2179. <a name="l04062"></a>04062 
    2180. 

  2180. <a name="l04074"></a>04074   <span class="keywordtype">void</span> <a class="code" href="group___l_m_s___n_o_r_m.html#ga2418c929087c6eba719758eaae3f3300" title="Processing function for floating-point normalized LMS filter.">arm_lms_norm_f32</a>(
    2181. 

  2181. <a name="l04075"></a>04075             <a class="code" href="structarm__lms__norm__instance__f32.html" title="Instance structure for the floating-point normalized LMS filter.">arm_lms_norm_instance_f32</a> * S,
    2182. 

  2182. <a name="l04076"></a>04076              float32_t * pSrc,
    2183. 

  2183. <a name="l04077"></a>04077              float32_t * pRef,
    2184. 

  2184. <a name="l04078"></a>04078             float32_t * pOut,
    2185. 

  2185. <a name="l04079"></a>04079             float32_t * pErr,
    2186. 

  2186. <a name="l04080"></a>04080             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2187. 

  2187. <a name="l04081"></a>04081 
    2188. 

  2188. <a name="l04093"></a>04093   <span class="keywordtype">void</span> <a class="code" href="group___l_m_s___n_o_r_m.html#gac7ccbaea863882056eee815456464670" title="Initialization function for floating-point normalized LMS filter.">arm_lms_norm_init_f32</a>(
    2189. 

  2189. <a name="l04094"></a>04094                  <a class="code" href="structarm__lms__norm__instance__f32.html" title="Instance structure for the floating-point normalized LMS filter.">arm_lms_norm_instance_f32</a> * S,
    2190. 

  2190. <a name="l04095"></a>04095                  uint16_t numTaps,
    2191. 

  2191. <a name="l04096"></a>04096                  float32_t * pCoeffs,
    2192. 

  2192. <a name="l04097"></a>04097                  float32_t * pState,
    2193. 

  2193. <a name="l04098"></a>04098                  float32_t mu,
    2194. 

  2194. <a name="l04099"></a>04099                  uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2195. 

  2195. <a name="l04100"></a>04100 
    2196. 

  2196. <a name="l04101"></a>04101 
    2197. 

  2197. <a name="l04105"></a><a class="code" href="structarm__lms__norm__instance__q31.html">04105</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2198. 

  2198. <a name="l04106"></a>04106   {
    2199. 

  2199. <a name="l04107"></a><a class="code" href="structarm__lms__norm__instance__q31.html#a28e4c085af69c9c3e2e95dacf8004c3e">04107</a>     uint16_t <a class="code" href="structarm__lms__norm__instance__q31.html#a28e4c085af69c9c3e2e95dacf8004c3e">numTaps</a>;     
    2200. 

  2200. <a name="l04108"></a><a class="code" href="structarm__lms__norm__instance__q31.html#a6b25c96cf048b77078d62f4252a01ec4">04108</a>     q31_t *<a class="code" href="structarm__lms__norm__instance__q31.html#a6b25c96cf048b77078d62f4252a01ec4">pState</a>;        
    2201. 

  2201. <a name="l04109"></a><a class="code" href="structarm__lms__norm__instance__q31.html#a57a64c1ff102d033c1bd05043f1d9955">04109</a>     q31_t *<a class="code" href="structarm__lms__norm__instance__q31.html#a57a64c1ff102d033c1bd05043f1d9955">pCoeffs</a>;       
    2202. 

  2202. <a name="l04110"></a><a class="code" href="structarm__lms__norm__instance__q31.html#ad3dd2a2406e02fdaa7782ba6c3940a64">04110</a>     q31_t <a class="code" href="structarm__lms__norm__instance__q31.html#ad3dd2a2406e02fdaa7782ba6c3940a64">mu</a>;             
    2203. 

  2203. <a name="l04111"></a><a class="code" href="structarm__lms__norm__instance__q31.html#a28d7b9e437817f83397e081967e90f3c">04111</a>     uint8_t <a class="code" href="structarm__lms__norm__instance__q31.html#a28d7b9e437817f83397e081967e90f3c">postShift</a>;    
    2204. 

  2204. <a name="l04112"></a><a class="code" href="structarm__lms__norm__instance__q31.html#a85836d0907077b9ac660f7bbbaa9d694">04112</a>     q31_t *<a class="code" href="structarm__lms__norm__instance__q31.html#a85836d0907077b9ac660f7bbbaa9d694">recipTable</a>;    
    2205. 

  2205. <a name="l04113"></a><a class="code" href="structarm__lms__norm__instance__q31.html#a3c0ae42869afec8555dc8e3a7ef9b386">04113</a>     q31_t <a class="code" href="structarm__lms__norm__instance__q31.html#a3c0ae42869afec8555dc8e3a7ef9b386">energy</a>;         
    2206. 

  2206. <a name="l04114"></a><a class="code" href="structarm__lms__norm__instance__q31.html#a47c4466d644e0d8ba407995adfa9b917">04114</a>     q31_t <a class="code" href="structarm__lms__norm__instance__q31.html#a47c4466d644e0d8ba407995adfa9b917">x0</a>;             
    2207. 

  2207. <a name="l04115"></a>04115   } <a class="code" href="structarm__lms__norm__instance__q31.html" title="Instance structure for the Q31 normalized LMS filter.">arm_lms_norm_instance_q31</a>;
    2208. 

  2208. <a name="l04116"></a>04116 
    2209. 

  2209. <a name="l04128"></a>04128   <span class="keywordtype">void</span> <a class="code" href="group___l_m_s___n_o_r_m.html#ga7128775e99817c183a7d7ad34e8b6e05" title="Processing function for Q31 normalized LMS filter.">arm_lms_norm_q31</a>(
    2210. 

  2210. <a name="l04129"></a>04129             <a class="code" href="structarm__lms__norm__instance__q31.html" title="Instance structure for the Q31 normalized LMS filter.">arm_lms_norm_instance_q31</a> * S,
    2211. 

  2211. <a name="l04130"></a>04130              q31_t * pSrc,
    2212. 

  2212. <a name="l04131"></a>04131              q31_t * pRef,
    2213. 

  2213. <a name="l04132"></a>04132             q31_t * pOut,
    2214. 

  2214. <a name="l04133"></a>04133             q31_t * pErr,
    2215. 

  2215. <a name="l04134"></a>04134             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2216. 

  2216. <a name="l04135"></a>04135 
    2217. 

  2217. <a name="l04148"></a>04148   <span class="keywordtype">void</span> <a class="code" href="group___l_m_s___n_o_r_m.html#ga1d9659dbbea4c89a7a9d14d5fc0dd490" title="Initialization function for Q31 normalized LMS filter.">arm_lms_norm_init_q31</a>(
    2218. 

  2218. <a name="l04149"></a>04149                  <a class="code" href="structarm__lms__norm__instance__q31.html" title="Instance structure for the Q31 normalized LMS filter.">arm_lms_norm_instance_q31</a> * S,
    2219. 

  2219. <a name="l04150"></a>04150                  uint16_t numTaps,
    2220. 

  2220. <a name="l04151"></a>04151                  q31_t * pCoeffs,
    2221. 

  2221. <a name="l04152"></a>04152                  q31_t * pState,
    2222. 

  2222. <a name="l04153"></a>04153                  q31_t mu,
    2223. 

  2223. <a name="l04154"></a>04154                  uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    2224. 

  2224. <a name="l04155"></a>04155                  uint8_t postShift);
    2225. 

  2225. <a name="l04156"></a>04156 
    2226. 

  2226. <a name="l04161"></a><a class="code" href="structarm__lms__norm__instance__q15.html">04161</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2227. 

  2227. <a name="l04162"></a>04162   {
    2228. 

  2228. <a name="l04163"></a><a class="code" href="structarm__lms__norm__instance__q15.html#a9ee7a45f4f315d7996a969e25fdc7146">04163</a>     uint16_t <a class="code" href="structarm__lms__norm__instance__q15.html#a9ee7a45f4f315d7996a969e25fdc7146">numTaps</a>;    
    2229. 

  2229. <a name="l04164"></a><a class="code" href="structarm__lms__norm__instance__q15.html#aa4de490b3bdbd03561b76ee07901c8e3">04164</a>     q15_t *<a class="code" href="structarm__lms__norm__instance__q15.html#aa4de490b3bdbd03561b76ee07901c8e3">pState</a>;        
    2230. 

  2230. <a name="l04165"></a><a class="code" href="structarm__lms__norm__instance__q15.html#ae7bca648c75a2ffa02d87852bb78bc8a">04165</a>     q15_t *<a class="code" href="structarm__lms__norm__instance__q15.html#ae7bca648c75a2ffa02d87852bb78bc8a">pCoeffs</a>;       
    2231. 

  2231. <a name="l04166"></a><a class="code" href="structarm__lms__norm__instance__q15.html#a7ce00f21d11cfda6d963240641deea8c">04166</a>     q15_t <a class="code" href="structarm__lms__norm__instance__q15.html#a7ce00f21d11cfda6d963240641deea8c">mu</a>;            
    2232. 

  2232. <a name="l04167"></a><a class="code" href="structarm__lms__norm__instance__q15.html#aa0d435fbcf7dedb7179d4467e9b79e9f">04167</a>     uint8_t <a class="code" href="structarm__lms__norm__instance__q15.html#aa0d435fbcf7dedb7179d4467e9b79e9f">postShift</a>;   
    2233. 

  2233. <a name="l04168"></a><a class="code" href="structarm__lms__norm__instance__q15.html#a9aabb0e4c79f3db807e7a441fa36f5f8">04168</a>     q15_t *<a class="code" href="structarm__lms__norm__instance__q15.html#a9aabb0e4c79f3db807e7a441fa36f5f8">recipTable</a>;   
    2234. 

  2234. <a name="l04169"></a><a class="code" href="structarm__lms__norm__instance__q15.html#a1c81ded399919d8181026bc1c8602e7b">04169</a>     q15_t <a class="code" href="structarm__lms__norm__instance__q15.html#a1c81ded399919d8181026bc1c8602e7b">energy</a>;        
    2235. 

  2235. <a name="l04170"></a><a class="code" href="structarm__lms__norm__instance__q15.html#a3fc1d6f97d2c6d5324871de6895cb7e9">04170</a>     q15_t <a class="code" href="structarm__lms__norm__instance__q15.html#a3fc1d6f97d2c6d5324871de6895cb7e9">x0</a>;            
    2236. 

  2236. <a name="l04171"></a>04171   } <a class="code" href="structarm__lms__norm__instance__q15.html" title="Instance structure for the Q15 normalized LMS filter.">arm_lms_norm_instance_q15</a>;
    2237. 

  2237. <a name="l04172"></a>04172 
    2238. 

  2238. <a name="l04184"></a>04184   <span class="keywordtype">void</span> <a class="code" href="group___l_m_s___n_o_r_m.html#gad47486a399dedb0bc85a5990ec5cf981" title="Processing function for Q15 normalized LMS filter.">arm_lms_norm_q15</a>(
    2239. 

  2239. <a name="l04185"></a>04185             <a class="code" href="structarm__lms__norm__instance__q15.html" title="Instance structure for the Q15 normalized LMS filter.">arm_lms_norm_instance_q15</a> * S,
    2240. 

  2240. <a name="l04186"></a>04186              q15_t * pSrc,
    2241. 

  2241. <a name="l04187"></a>04187              q15_t * pRef,
    2242. 

  2242. <a name="l04188"></a>04188             q15_t * pOut,
    2243. 

  2243. <a name="l04189"></a>04189             q15_t * pErr,
    2244. 

  2244. <a name="l04190"></a>04190             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2245. 

  2245. <a name="l04191"></a>04191 
    2246. 

  2246. <a name="l04192"></a>04192 
    2247. 

  2247. <a name="l04205"></a>04205   <span class="keywordtype">void</span> <a class="code" href="group___l_m_s___n_o_r_m.html#ga213ab1ee2e154cc2fa30d667b1994b89" title="Initialization function for Q15 normalized LMS filter.">arm_lms_norm_init_q15</a>(
    2248. 

  2248. <a name="l04206"></a>04206                  <a class="code" href="structarm__lms__norm__instance__q15.html" title="Instance structure for the Q15 normalized LMS filter.">arm_lms_norm_instance_q15</a> * S,
    2249. 

  2249. <a name="l04207"></a>04207                  uint16_t numTaps,
    2250. 

  2250. <a name="l04208"></a>04208                  q15_t * pCoeffs,
    2251. 

  2251. <a name="l04209"></a>04209                  q15_t * pState,
    2252. 

  2252. <a name="l04210"></a>04210                  q15_t mu,
    2253. 

  2253. <a name="l04211"></a>04211                  uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    2254. 

  2254. <a name="l04212"></a>04212                  uint8_t postShift);
    2255. 

  2255. <a name="l04213"></a>04213 
    2256. 

  2256. <a name="l04224"></a>04224   <span class="keywordtype">void</span> <a class="code" href="group___corr.html#ga22021e4222773f01e9960358a531cfb8" title="Correlation of floating-point sequences.">arm_correlate_f32</a>(
    2257. 

  2257. <a name="l04225"></a>04225               float32_t * pSrcA,
    2258. 

  2258. <a name="l04226"></a>04226              uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    2259. 

  2259. <a name="l04227"></a>04227               float32_t * pSrcB,
    2260. 

  2260. <a name="l04228"></a>04228              uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    2261. 

  2261. <a name="l04229"></a>04229              float32_t * pDst);
    2262. 

  2262. <a name="l04230"></a>04230 
    2263. 

  2263. <a name="l04241"></a>04241   <span class="keywordtype">void</span> <a class="code" href="group___corr.html#ga5ec96b8e420d68b0e626df0812274d46" title="Correlation of Q15 sequences.">arm_correlate_q15</a>(
    2264. 

  2264. <a name="l04242"></a>04242               q15_t * pSrcA,
    2265. 

  2265. <a name="l04243"></a>04243              uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    2266. 

  2266. <a name="l04244"></a>04244               q15_t * pSrcB,
    2267. 

  2267. <a name="l04245"></a>04245              uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    2268. 

  2268. <a name="l04246"></a>04246              q15_t * pDst);
    2269. 

  2269. <a name="l04247"></a>04247 
    2270. 

  2270. <a name="l04258"></a>04258   <span class="keywordtype">void</span> <a class="code" href="group___corr.html#gac8de3da44f58e86c2c86156276ca154f" title="Correlation of Q15 sequences (fast version) for Cortex-M3 and Cortex-M4.">arm_correlate_fast_q15</a>(
    2271. 

  2271. <a name="l04259"></a>04259                    q15_t * pSrcA,
    2272. 

  2272. <a name="l04260"></a>04260                   uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    2273. 

  2273. <a name="l04261"></a>04261                    q15_t * pSrcB,
    2274. 

  2274. <a name="l04262"></a>04262                   uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    2275. 

  2275. <a name="l04263"></a>04263                   q15_t * pDst);
    2276. 

  2276. <a name="l04264"></a>04264 
    2277. 

  2277. <a name="l04275"></a>04275   <span class="keywordtype">void</span> <a class="code" href="group___corr.html#ga1367dc6c80476406c951e68d7fac4e8c" title="Correlation of Q31 sequences.">arm_correlate_q31</a>(
    2278. 

  2278. <a name="l04276"></a>04276               q31_t * pSrcA,
    2279. 

  2279. <a name="l04277"></a>04277              uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    2280. 

  2280. <a name="l04278"></a>04278               q31_t * pSrcB,
    2281. 

  2281. <a name="l04279"></a>04279              uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    2282. 

  2282. <a name="l04280"></a>04280              q31_t * pDst);
    2283. 

  2283. <a name="l04281"></a>04281 
    2284. 

  2284. <a name="l04292"></a>04292   <span class="keywordtype">void</span> <a class="code" href="group___corr.html#gabecd3d7b077dbbef43f93e9e037815ed" title="Correlation of Q31 sequences (fast version) for Cortex-M3 and Cortex-M4.">arm_correlate_fast_q31</a>(
    2285. 

  2285. <a name="l04293"></a>04293                    q31_t * pSrcA,
    2286. 

  2286. <a name="l04294"></a>04294                   uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    2287. 

  2287. <a name="l04295"></a>04295                    q31_t * pSrcB,
    2288. 

  2288. <a name="l04296"></a>04296                   uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    2289. 

  2289. <a name="l04297"></a>04297                   q31_t * pDst);
    2290. 

  2290. <a name="l04298"></a>04298 
    2291. 

  2291. <a name="l04309"></a>04309   <span class="keywordtype">void</span> <a class="code" href="group___corr.html#ga284ddcc49e4ac532d52a70d0383c5992" title="Correlation of Q7 sequences.">arm_correlate_q7</a>(
    2292. 

  2292. <a name="l04310"></a>04310              q7_t * pSrcA,
    2293. 

  2293. <a name="l04311"></a>04311             uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#ace48ed566e2cd6a680f0681192e6af28">srcALen</a>,
    2294. 

  2294. <a name="l04312"></a>04312              q7_t * pSrcB,
    2295. 

  2295. <a name="l04313"></a>04313             uint32_t <a class="code" href="arm__convolution__example__f32_8c.html#aea71286f498978c5ed3775609b974fc8">srcBLen</a>,
    2296. 

  2296. <a name="l04314"></a>04314             q7_t * pDst);
    2297. 

  2297. <a name="l04315"></a>04315 
    2298. 

  2298. <a name="l04319"></a><a class="code" href="structarm__fir__sparse__instance__f32.html">04319</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2299. 

  2299. <a name="l04320"></a>04320   {
    2300. 

  2300. <a name="l04321"></a><a class="code" href="structarm__fir__sparse__instance__f32.html#a5e19e7f234ac30a3db843352bf2a8515">04321</a>     uint16_t <a class="code" href="structarm__fir__sparse__instance__f32.html#a5e19e7f234ac30a3db843352bf2a8515">numTaps</a>;             
    2301. 

  2301. <a name="l04322"></a><a class="code" href="structarm__fir__sparse__instance__f32.html#a57585aeca9dc8686e08df2865375a86d">04322</a>     uint16_t <a class="code" href="structarm__fir__sparse__instance__f32.html#a57585aeca9dc8686e08df2865375a86d">stateIndex</a>;          
    2302. 

  2302. <a name="l04323"></a><a class="code" href="structarm__fir__sparse__instance__f32.html#a794af0916666d11cc564d6df08553555">04323</a>     float32_t *<a class="code" href="structarm__fir__sparse__instance__f32.html#a794af0916666d11cc564d6df08553555">pState</a>;            
    2303. 

  2303. <a name="l04324"></a><a class="code" href="structarm__fir__sparse__instance__f32.html#a04af7c738dfb0882ad102fcad501d94a">04324</a>     float32_t *<a class="code" href="structarm__fir__sparse__instance__f32.html#a04af7c738dfb0882ad102fcad501d94a">pCoeffs</a>;           
    2304. 

  2304. <a name="l04325"></a><a class="code" href="structarm__fir__sparse__instance__f32.html#af8b8c775f4084c36774f06c082b4c078">04325</a>     uint16_t <a class="code" href="structarm__fir__sparse__instance__f32.html#af8b8c775f4084c36774f06c082b4c078">maxDelay</a>;            
    2305. 

  2305. <a name="l04326"></a><a class="code" href="structarm__fir__sparse__instance__f32.html#aaa54ae67e5d10c6dd0d697945c638d31">04326</a>     int32_t *<a class="code" href="structarm__fir__sparse__instance__f32.html#aaa54ae67e5d10c6dd0d697945c638d31">pTapDelay</a>;           
    2306. 

  2306. <a name="l04327"></a>04327   } <a class="code" href="structarm__fir__sparse__instance__f32.html" title="Instance structure for the floating-point sparse FIR filter.">arm_fir_sparse_instance_f32</a>;
    2307. 

  2307. <a name="l04328"></a>04328 
    2308. 

  2308. <a name="l04333"></a><a class="code" href="structarm__fir__sparse__instance__q31.html">04333</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2309. 

  2309. <a name="l04334"></a>04334   {
    2310. 

  2310. <a name="l04335"></a><a class="code" href="structarm__fir__sparse__instance__q31.html#a07b6c01e58ec6dde384719130d36b0dc">04335</a>     uint16_t <a class="code" href="structarm__fir__sparse__instance__q31.html#a07b6c01e58ec6dde384719130d36b0dc">numTaps</a>;             
    2311. 

  2311. <a name="l04336"></a><a class="code" href="structarm__fir__sparse__instance__q31.html#a557ed9d477e76e4ad2019344f19f568a">04336</a>     uint16_t <a class="code" href="structarm__fir__sparse__instance__q31.html#a557ed9d477e76e4ad2019344f19f568a">stateIndex</a>;          
    2312. 

  2312. <a name="l04337"></a><a class="code" href="structarm__fir__sparse__instance__q31.html#a830be89daa5a393b225048889aa045d1">04337</a>     q31_t *<a class="code" href="structarm__fir__sparse__instance__q31.html#a830be89daa5a393b225048889aa045d1">pState</a>;                
    2313. 

  2313. <a name="l04338"></a><a class="code" href="structarm__fir__sparse__instance__q31.html#a093d6227f0d1597982cd083fb126f4e0">04338</a>     q31_t *<a class="code" href="structarm__fir__sparse__instance__q31.html#a093d6227f0d1597982cd083fb126f4e0">pCoeffs</a>;               
    2314. 

  2314. <a name="l04339"></a><a class="code" href="structarm__fir__sparse__instance__q31.html#afdd3a1dc72132c854dc379154b68b674">04339</a>     uint16_t <a class="code" href="structarm__fir__sparse__instance__q31.html#afdd3a1dc72132c854dc379154b68b674">maxDelay</a>;            
    2315. 

  2315. <a name="l04340"></a><a class="code" href="structarm__fir__sparse__instance__q31.html#ab87ae457adec8f727afefaa2599fc983">04340</a>     int32_t *<a class="code" href="structarm__fir__sparse__instance__q31.html#ab87ae457adec8f727afefaa2599fc983">pTapDelay</a>;           
    2316. 

  2316. <a name="l04341"></a>04341   } <a class="code" href="structarm__fir__sparse__instance__q31.html" title="Instance structure for the Q31 sparse FIR filter.">arm_fir_sparse_instance_q31</a>;
    2317. 

  2317. <a name="l04342"></a>04342 
    2318. 

  2318. <a name="l04347"></a><a class="code" href="structarm__fir__sparse__instance__q15.html">04347</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2319. 

  2319. <a name="l04348"></a>04348   {
    2320. 

  2320. <a name="l04349"></a><a class="code" href="structarm__fir__sparse__instance__q15.html#a0f66b126dd8b85f7467cfb01b7bc4d77">04349</a>     uint16_t <a class="code" href="structarm__fir__sparse__instance__q15.html#a0f66b126dd8b85f7467cfb01b7bc4d77">numTaps</a>;             
    2321. 

  2321. <a name="l04350"></a><a class="code" href="structarm__fir__sparse__instance__q15.html#a89487f28cab52637426024005e478985">04350</a>     uint16_t <a class="code" href="structarm__fir__sparse__instance__q15.html#a89487f28cab52637426024005e478985">stateIndex</a>;          
    2322. 

  2322. <a name="l04351"></a><a class="code" href="structarm__fir__sparse__instance__q15.html#a98b92b0f5208110129b9a67b1db90408">04351</a>     q15_t *<a class="code" href="structarm__fir__sparse__instance__q15.html#a98b92b0f5208110129b9a67b1db90408">pState</a>;                
    2323. 

  2323. <a name="l04352"></a><a class="code" href="structarm__fir__sparse__instance__q15.html#a78a6565473b5f0b8c77c3f0f58a76069">04352</a>     q15_t *<a class="code" href="structarm__fir__sparse__instance__q15.html#a78a6565473b5f0b8c77c3f0f58a76069">pCoeffs</a>;               
    2324. 

  2324. <a name="l04353"></a><a class="code" href="structarm__fir__sparse__instance__q15.html#ad14cc1070eecf7e1926d8f67a8273182">04353</a>     uint16_t <a class="code" href="structarm__fir__sparse__instance__q15.html#ad14cc1070eecf7e1926d8f67a8273182">maxDelay</a>;            
    2325. 

  2325. <a name="l04354"></a><a class="code" href="structarm__fir__sparse__instance__q15.html#aeab2855176c6efdb231a73a3672837d5">04354</a>     int32_t *<a class="code" href="structarm__fir__sparse__instance__q15.html#aeab2855176c6efdb231a73a3672837d5">pTapDelay</a>;           
    2326. 

  2326. <a name="l04355"></a>04355   } <a class="code" href="structarm__fir__sparse__instance__q15.html" title="Instance structure for the Q15 sparse FIR filter.">arm_fir_sparse_instance_q15</a>;
    2327. 

  2327. <a name="l04356"></a>04356 
    2328. 

  2328. <a name="l04361"></a><a class="code" href="structarm__fir__sparse__instance__q7.html">04361</a>   <span class="keyword">typedef</span> <span class="keyword">struct</span>
    2329. 

  2329. <a name="l04362"></a>04362   {
    2330. 

  2330. <a name="l04363"></a><a class="code" href="structarm__fir__sparse__instance__q7.html#a54cdd27ca1c672b126c38763ce678b1c">04363</a>     uint16_t <a class="code" href="structarm__fir__sparse__instance__q7.html#a54cdd27ca1c672b126c38763ce678b1c">numTaps</a>;             
    2331. 

  2331. <a name="l04364"></a><a class="code" href="structarm__fir__sparse__instance__q7.html#a2d2e65473fe3a3f2b953b4e0b60824df">04364</a>     uint16_t <a class="code" href="structarm__fir__sparse__instance__q7.html#a2d2e65473fe3a3f2b953b4e0b60824df">stateIndex</a>;          
    2332. 

  2332. <a name="l04365"></a><a class="code" href="structarm__fir__sparse__instance__q7.html#a18072cf3ef3666d588f0d49512f2b28f">04365</a>     q7_t *<a class="code" href="structarm__fir__sparse__instance__q7.html#a18072cf3ef3666d588f0d49512f2b28f">pState</a>;                 
    2333. 

  2333. <a name="l04366"></a><a class="code" href="structarm__fir__sparse__instance__q7.html#a3dac86f15e33553e8f3e19e0d712bae5">04366</a>     q7_t *<a class="code" href="structarm__fir__sparse__instance__q7.html#a3dac86f15e33553e8f3e19e0d712bae5">pCoeffs</a>;                
    2334. 

  2334. <a name="l04367"></a><a class="code" href="structarm__fir__sparse__instance__q7.html#af74dacc1d34c078283e50f2530eb91df">04367</a>     uint16_t <a class="code" href="structarm__fir__sparse__instance__q7.html#af74dacc1d34c078283e50f2530eb91df">maxDelay</a>;            
    2335. 

  2335. <a name="l04368"></a><a class="code" href="structarm__fir__sparse__instance__q7.html#ac625393c84bc0342ffdf26fc4eba1ac1">04368</a>     int32_t *<a class="code" href="structarm__fir__sparse__instance__q7.html#ac625393c84bc0342ffdf26fc4eba1ac1">pTapDelay</a>;           
    2336. 

  2336. <a name="l04369"></a>04369   } <a class="code" href="structarm__fir__sparse__instance__q7.html" title="Instance structure for the Q7 sparse FIR filter.">arm_fir_sparse_instance_q7</a>;
    2337. 

  2337. <a name="l04370"></a>04370 
    2338. 

  2338. <a name="l04381"></a>04381   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___sparse.html#ga23a9284de5ee39406713b91d18ac8838" title="Processing function for the floating-point sparse FIR filter.">arm_fir_sparse_f32</a>(
    2339. 

  2339. <a name="l04382"></a>04382               <a class="code" href="structarm__fir__sparse__instance__f32.html" title="Instance structure for the floating-point sparse FIR filter.">arm_fir_sparse_instance_f32</a> * S,
    2340. 

  2340. <a name="l04383"></a>04383                float32_t * pSrc,
    2341. 

  2341. <a name="l04384"></a>04384               float32_t * pDst,
    2342. 

  2342. <a name="l04385"></a>04385               float32_t * pScratchIn,
    2343. 

  2343. <a name="l04386"></a>04386               uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2344. 

  2344. <a name="l04387"></a>04387 
    2345. 

  2345. <a name="l04400"></a>04400   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___sparse.html#ga86378a08a9d9e1e0e5de77843b34d396" title="Initialization function for the floating-point sparse FIR filter.">arm_fir_sparse_init_f32</a>(
    2346. 

  2346. <a name="l04401"></a>04401                    <a class="code" href="structarm__fir__sparse__instance__f32.html" title="Instance structure for the floating-point sparse FIR filter.">arm_fir_sparse_instance_f32</a> * S,
    2347. 

  2347. <a name="l04402"></a>04402                    uint16_t numTaps,
    2348. 

  2348. <a name="l04403"></a>04403                    float32_t * pCoeffs,
    2349. 

  2349. <a name="l04404"></a>04404                    float32_t * pState,
    2350. 

  2350. <a name="l04405"></a>04405                    int32_t * pTapDelay,
    2351. 

  2351. <a name="l04406"></a>04406                    uint16_t maxDelay,
    2352. 

  2352. <a name="l04407"></a>04407                    uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2353. 

  2353. <a name="l04408"></a>04408 
    2354. 

  2354. <a name="l04419"></a>04419   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___sparse.html#ga03e9c2f0f35ad67d20bac66be9f920ec" title="Processing function for the Q31 sparse FIR filter.">arm_fir_sparse_q31</a>(
    2355. 

  2355. <a name="l04420"></a>04420               <a class="code" href="structarm__fir__sparse__instance__q31.html" title="Instance structure for the Q31 sparse FIR filter.">arm_fir_sparse_instance_q31</a> * S,
    2356. 

  2356. <a name="l04421"></a>04421                q31_t * pSrc,
    2357. 

  2357. <a name="l04422"></a>04422               q31_t * pDst,
    2358. 

  2358. <a name="l04423"></a>04423               q31_t * pScratchIn,
    2359. 

  2359. <a name="l04424"></a>04424               uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2360. 

  2360. <a name="l04425"></a>04425 
    2361. 

  2361. <a name="l04438"></a>04438   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___sparse.html#ga9a0bb2134bc85d3e55c6be6d946ee634" title="Initialization function for the Q31 sparse FIR filter.">arm_fir_sparse_init_q31</a>(
    2362. 

  2362. <a name="l04439"></a>04439                    <a class="code" href="structarm__fir__sparse__instance__q31.html" title="Instance structure for the Q31 sparse FIR filter.">arm_fir_sparse_instance_q31</a> * S,
    2363. 

  2363. <a name="l04440"></a>04440                    uint16_t numTaps,
    2364. 

  2364. <a name="l04441"></a>04441                    q31_t * pCoeffs,
    2365. 

  2365. <a name="l04442"></a>04442                    q31_t * pState,
    2366. 

  2366. <a name="l04443"></a>04443                    int32_t * pTapDelay,
    2367. 

  2367. <a name="l04444"></a>04444                    uint16_t maxDelay,
    2368. 

  2368. <a name="l04445"></a>04445                    uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2369. 

  2369. <a name="l04446"></a>04446 
    2370. 

  2370. <a name="l04458"></a>04458   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___sparse.html#ga2bffda2e156e72427e19276cd9c3d3cc" title="Processing function for the Q15 sparse FIR filter.">arm_fir_sparse_q15</a>(
    2371. 

  2371. <a name="l04459"></a>04459               <a class="code" href="structarm__fir__sparse__instance__q15.html" title="Instance structure for the Q15 sparse FIR filter.">arm_fir_sparse_instance_q15</a> * S,
    2372. 

  2372. <a name="l04460"></a>04460                q15_t * pSrc,
    2373. 

  2373. <a name="l04461"></a>04461               q15_t * pDst,
    2374. 

  2374. <a name="l04462"></a>04462               q15_t * pScratchIn,
    2375. 

  2375. <a name="l04463"></a>04463               q31_t * pScratchOut,
    2376. 

  2376. <a name="l04464"></a>04464               uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2377. 

  2377. <a name="l04465"></a>04465 
    2378. 

  2378. <a name="l04466"></a>04466 
    2379. 

  2379. <a name="l04479"></a>04479   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___sparse.html#ga5eaa80bf72bcccef5a2c5fc6648d1baa" title="Initialization function for the Q15 sparse FIR filter.">arm_fir_sparse_init_q15</a>(
    2380. 

  2380. <a name="l04480"></a>04480                    <a class="code" href="structarm__fir__sparse__instance__q15.html" title="Instance structure for the Q15 sparse FIR filter.">arm_fir_sparse_instance_q15</a> * S,
    2381. 

  2381. <a name="l04481"></a>04481                    uint16_t numTaps,
    2382. 

  2382. <a name="l04482"></a>04482                    q15_t * pCoeffs,
    2383. 

  2383. <a name="l04483"></a>04483                    q15_t * pState,
    2384. 

  2384. <a name="l04484"></a>04484                    int32_t * pTapDelay,
    2385. 

  2385. <a name="l04485"></a>04485                    uint16_t maxDelay,
    2386. 

  2386. <a name="l04486"></a>04486                    uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2387. 

  2387. <a name="l04487"></a>04487 
    2388. 

  2388. <a name="l04499"></a>04499   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___sparse.html#gae86c145efc2d9ec32dc6d8c1ad2ccb3c" title="Processing function for the Q7 sparse FIR filter.">arm_fir_sparse_q7</a>(
    2389. 

  2389. <a name="l04500"></a>04500              <a class="code" href="structarm__fir__sparse__instance__q7.html" title="Instance structure for the Q7 sparse FIR filter.">arm_fir_sparse_instance_q7</a> * S,
    2390. 

  2390. <a name="l04501"></a>04501               q7_t * pSrc,
    2391. 

  2391. <a name="l04502"></a>04502              q7_t * pDst,
    2392. 

  2392. <a name="l04503"></a>04503              q7_t * pScratchIn,
    2393. 

  2393. <a name="l04504"></a>04504              q31_t * pScratchOut,
    2394. 

  2394. <a name="l04505"></a>04505              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2395. 

  2395. <a name="l04506"></a>04506 
    2396. 

  2396. <a name="l04519"></a>04519   <span class="keywordtype">void</span> <a class="code" href="group___f_i_r___sparse.html#ga98f5c1a097d4572ce4ff3b0c58ebcdbd" title="Initialization function for the Q7 sparse FIR filter.">arm_fir_sparse_init_q7</a>(
    2397. 

  2397. <a name="l04520"></a>04520                   <a class="code" href="structarm__fir__sparse__instance__q7.html" title="Instance structure for the Q7 sparse FIR filter.">arm_fir_sparse_instance_q7</a> * S,
    2398. 

  2398. <a name="l04521"></a>04521                   uint16_t numTaps,
    2399. 

  2399. <a name="l04522"></a>04522                   q7_t * pCoeffs,
    2400. 

  2400. <a name="l04523"></a>04523                   q7_t * pState,
    2401. 

  2401. <a name="l04524"></a>04524                   int32_t *pTapDelay,
    2402. 

  2402. <a name="l04525"></a>04525                   uint16_t maxDelay,
    2403. 

  2403. <a name="l04526"></a>04526                   uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2404. 

  2404. <a name="l04527"></a>04527 
    2405. 

  2405. <a name="l04528"></a>04528 
    2406. 

  2406. <a name="l04529"></a>04529   <span class="comment">/*</span>
    2407. 

  2407. <a name="l04530"></a>04530 <span class="comment">   * @brief  Floating-point sin_cos function.</span>
    2408. 

  2408. <a name="l04531"></a>04531 <span class="comment">   * @param[in]  theta    input value in degrees </span>
    2409. 

  2409. <a name="l04532"></a>04532 <span class="comment">   * @param[out] *pSinVal points to the processed sine output. </span>
    2410. 

  2410. <a name="l04533"></a>04533 <span class="comment">   * @param[out] *pCosVal points to the processed cos output. </span>
    2411. 

  2411. <a name="l04534"></a>04534 <span class="comment">   * @return none.</span>
    2412. 

  2412. <a name="l04535"></a>04535 <span class="comment">   */</span>
    2413. 

  2413. <a name="l04536"></a>04536 
    2414. 

  2414. <a name="l04537"></a>04537   <span class="keywordtype">void</span> <a class="code" href="group___sin_cos.html#ga4420d45c37d58c310ef9ae1b5fe58020" title="Floating-point sin_cos function.">arm_sin_cos_f32</a>(
    2415. 

  2415. <a name="l04538"></a>04538                float32_t theta,
    2416. 

  2416. <a name="l04539"></a>04539                float32_t *pSinVal,
    2417. 

  2417. <a name="l04540"></a>04540                float32_t *pCcosVal);
    2418. 

  2418. <a name="l04541"></a>04541 
    2419. 

  2419. <a name="l04542"></a>04542   <span class="comment">/*</span>
    2420. 

  2420. <a name="l04543"></a>04543 <span class="comment">   * @brief  Q31 sin_cos function.</span>
    2421. 

  2421. <a name="l04544"></a>04544 <span class="comment">   * @param[in]  theta    scaled input value in degrees </span>
    2422. 

  2422. <a name="l04545"></a>04545 <span class="comment">   * @param[out] *pSinVal points to the processed sine output. </span>
    2423. 

  2423. <a name="l04546"></a>04546 <span class="comment">   * @param[out] *pCosVal points to the processed cosine output. </span>
    2424. 

  2424. <a name="l04547"></a>04547 <span class="comment">   * @return none.</span>
    2425. 

  2425. <a name="l04548"></a>04548 <span class="comment">   */</span>
    2426. 

  2426. <a name="l04549"></a>04549 
    2427. 

  2427. <a name="l04550"></a>04550   <span class="keywordtype">void</span> <a class="code" href="group___sin_cos.html#gae9e4ddebff9d4eb5d0a093e28e0bc504" title="Q31 sin_cos function.">arm_sin_cos_q31</a>(
    2428. 

  2428. <a name="l04551"></a>04551                q31_t theta,
    2429. 

  2429. <a name="l04552"></a>04552                q31_t *pSinVal,
    2430. 

  2430. <a name="l04553"></a>04553                q31_t *pCosVal);
    2431. 

  2431. <a name="l04554"></a>04554 
    2432. 

  2432. <a name="l04555"></a>04555 
    2433. 

  2433. <a name="l04564"></a>04564   <span class="keywordtype">void</span> <a class="code" href="group__cmplx__conj.html#ga3a102aead6460ad9fcb0626f6b226ffb" title="Floating-point complex conjugate.">arm_cmplx_conj_f32</a>(
    2434. 

  2434. <a name="l04565"></a>04565                float32_t * pSrc,
    2435. 

  2435. <a name="l04566"></a>04566               float32_t * pDst,
    2436. 

  2436. <a name="l04567"></a>04567               uint32_t numSamples);
    2437. 

  2437. <a name="l04568"></a>04568 
    2438. 

  2438. <a name="l04577"></a>04577   <span class="keywordtype">void</span> <a class="code" href="group__cmplx__conj.html#gafecc94879a383c5208ec3ef99485e4b5" title="Q31 complex conjugate.">arm_cmplx_conj_q31</a>(
    2439. 

  2439. <a name="l04578"></a>04578                q31_t * pSrc,
    2440. 

  2440. <a name="l04579"></a>04579               q31_t * pDst,
    2441. 

  2441. <a name="l04580"></a>04580               uint32_t numSamples);
    2442. 

  2442. <a name="l04581"></a>04581 
    2443. 

  2443. <a name="l04590"></a>04590   <span class="keywordtype">void</span> <a class="code" href="group__cmplx__conj.html#gaf47689ae07962acaecb8ddde556df4a4" title="Q15 complex conjugate.">arm_cmplx_conj_q15</a>(
    2444. 

  2444. <a name="l04591"></a>04591                q15_t * pSrc,
    2445. 

  2445. <a name="l04592"></a>04592               q15_t * pDst,
    2446. 

  2446. <a name="l04593"></a>04593               uint32_t numSamples);
    2447. 

  2447. <a name="l04594"></a>04594 
    2448. 

  2448. <a name="l04595"></a>04595 
    2449. 

  2449. <a name="l04596"></a>04596 
    2450. 

  2450. <a name="l04605"></a>04605   <span class="keywordtype">void</span> <a class="code" href="group__cmplx__mag__squared.html#gaa7faccc0d96b061d8b7d0d7d82045074" title="Floating-point complex magnitude squared.">arm_cmplx_mag_squared_f32</a>(
    2451. 

  2451. <a name="l04606"></a>04606                   float32_t * pSrc,
    2452. 

  2452. <a name="l04607"></a>04607                  float32_t * pDst,
    2453. 

  2453. <a name="l04608"></a>04608                  uint32_t numSamples);
    2454. 

  2454. <a name="l04609"></a>04609 
    2455. 

  2455. <a name="l04618"></a>04618   <span class="keywordtype">void</span> <a class="code" href="group__cmplx__mag__squared.html#ga384b0538101e8c03fa4fa14271e63b04" title="Q31 complex magnitude squared.">arm_cmplx_mag_squared_q31</a>(
    2456. 

  2456. <a name="l04619"></a>04619                   q31_t * pSrc,
    2457. 

  2457. <a name="l04620"></a>04620                  q31_t * pDst,
    2458. 

  2458. <a name="l04621"></a>04621                  uint32_t numSamples);
    2459. 

  2459. <a name="l04622"></a>04622 
    2460. 

  2460. <a name="l04631"></a>04631   <span class="keywordtype">void</span> <a class="code" href="group__cmplx__mag__squared.html#ga45537f576102d960d467eb722b8431f2" title="Q15 complex magnitude squared.">arm_cmplx_mag_squared_q15</a>(
    2461. 

  2461. <a name="l04632"></a>04632                   q15_t * pSrc,
    2462. 

  2462. <a name="l04633"></a>04633                  q15_t * pDst,
    2463. 

  2463. <a name="l04634"></a>04634                  uint32_t numSamples);
    2464. 

  2464. <a name="l04635"></a>04635 
    2465. 

  2465. <a name="l04636"></a>04636 
    2466. 

  2466. <a name="l04711"></a><a class="code" href="group___p_i_d.html#gac5c79ed46abf2d72b8cf41fa6c708bda">04711</a>   <span class="keyword">static</span> __INLINE float32_t <a class="code" href="group___p_i_d.html#gac5c79ed46abf2d72b8cf41fa6c708bda" title="Process function for the floating-point PID Control.">arm_pid_f32</a>(
    2467. 

  2467. <a name="l04712"></a>04712                     <a class="code" href="structarm__pid__instance__f32.html" title="Instance structure for the floating-point PID Control.">arm_pid_instance_f32</a> * S,
    2468. 

  2468. <a name="l04713"></a>04713                     float32_t in)
    2469. 

  2469. <a name="l04714"></a>04714   {
    2470. 

  2470. <a name="l04715"></a>04715     float32_t out;
    2471. 

  2471. <a name="l04716"></a>04716 
    2472. 

  2472. <a name="l04717"></a>04717     <span class="comment">/* y[n] = y[n-1] + A0 * x[n] + A1 * x[n-1] + A2 * x[n-2]  */</span>
    2473. 

  2473. <a name="l04718"></a>04718     out = (S-&gt;<a class="code" href="structarm__pid__instance__f32.html#ad7b0bed64915d0a25a3409fa2dc45556">A0</a> * in) +
    2474. 

  2474. <a name="l04719"></a>04719       (S-&gt;<a class="code" href="structarm__pid__instance__f32.html#a7def89571c50f7137a213326a396e560">A1</a> * S-&gt;<a class="code" href="structarm__pid__instance__f32.html#afd394e1e52fb1d526aa472c83b8f2464">state</a>[0]) + (S-&gt;<a class="code" href="structarm__pid__instance__f32.html#a155acf642ba2f521869f19d694cd7fa0">A2</a> * S-&gt;<a class="code" href="structarm__pid__instance__f32.html#afd394e1e52fb1d526aa472c83b8f2464">state</a>[1]) + (S-&gt;<a class="code" href="structarm__pid__instance__f32.html#afd394e1e52fb1d526aa472c83b8f2464">state</a>[2]);
    2475. 

  2475. <a name="l04720"></a>04720 
    2476. 

  2476. <a name="l04721"></a>04721     <span class="comment">/* Update state */</span>
    2477. 

  2477. <a name="l04722"></a>04722     S-&gt;<a class="code" href="structarm__pid__instance__f32.html#afd394e1e52fb1d526aa472c83b8f2464">state</a>[1] = S-&gt;<a class="code" href="structarm__pid__instance__f32.html#afd394e1e52fb1d526aa472c83b8f2464">state</a>[0];
    2478. 

  2478. <a name="l04723"></a>04723     S-&gt;<a class="code" href="structarm__pid__instance__f32.html#afd394e1e52fb1d526aa472c83b8f2464">state</a>[0] = in;
    2479. 

  2479. <a name="l04724"></a>04724     S-&gt;<a class="code" href="structarm__pid__instance__f32.html#afd394e1e52fb1d526aa472c83b8f2464">state</a>[2] = out;
    2480. 

  2480. <a name="l04725"></a>04725 
    2481. 

  2481. <a name="l04726"></a>04726     <span class="comment">/* return to application */</span>
    2482. 

  2482. <a name="l04727"></a>04727     <span class="keywordflow">return</span> (out);
    2483. 

  2483. <a name="l04728"></a>04728 
    2484. 

  2484. <a name="l04729"></a>04729   }
    2485. 

  2485. <a name="l04730"></a>04730 
    2486. 

  2486. <a name="l04746"></a><a class="code" href="group___p_i_d.html#ga5f6f941e7ae981728dd3a662f8f4ecd7">04746</a>   <span class="keyword">static</span> __INLINE q31_t <a class="code" href="group___p_i_d.html#ga5f6f941e7ae981728dd3a662f8f4ecd7" title="Process function for the Q31 PID Control.">arm_pid_q31</a>(
    2487. 

  2487. <a name="l04747"></a>04747                     <a class="code" href="structarm__pid__instance__q31.html" title="Instance structure for the Q31 PID Control.">arm_pid_instance_q31</a> * S,
    2488. 

  2488. <a name="l04748"></a>04748                     q31_t in)
    2489. 

  2489. <a name="l04749"></a>04749   {
    2490. 

  2490. <a name="l04750"></a>04750     q63_t acc;
    2491. 

  2491. <a name="l04751"></a>04751     q31_t out;
    2492. 

  2492. <a name="l04752"></a>04752 
    2493. 

  2493. <a name="l04753"></a>04753     <span class="comment">/* acc = A0 * x[n]  */</span>
    2494. 

  2494. <a name="l04754"></a>04754     acc = (<a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>) S-&gt;<a class="code" href="structarm__pid__instance__q31.html#aa5332635ce9c7078cdb4c1ecf442eadd">A0</a> * in;
    2495. 

  2495. <a name="l04755"></a>04755 
    2496. 

  2496. <a name="l04756"></a>04756     <span class="comment">/* acc += A1 * x[n-1] */</span>
    2497. 

  2497. <a name="l04757"></a>04757     acc += (q63_t) S-&gt;<a class="code" href="structarm__pid__instance__q31.html#a2f7492bd6fb92fae5e2de7fbbec39b0e">A1</a> * S-&gt;<a class="code" href="structarm__pid__instance__q31.html#a228e4a64da6014844a0a671a1fa391d4">state</a>[0];
    2498. 

  2498. <a name="l04758"></a>04758 
    2499. 

  2499. <a name="l04759"></a>04759     <span class="comment">/* acc += A2 * x[n-2]  */</span>
    2500. 

  2500. <a name="l04760"></a>04760     acc += (<a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>) S-&gt;<a class="code" href="structarm__pid__instance__q31.html#a3e34537c53af4f9ad7bfffa4dff27c82">A2</a> * S-&gt;<a class="code" href="structarm__pid__instance__q31.html#a228e4a64da6014844a0a671a1fa391d4">state</a>[1];
    2501. 

  2501. <a name="l04761"></a>04761 
    2502. 

  2502. <a name="l04762"></a>04762     <span class="comment">/* convert output to 1.31 format to add y[n-1] */</span>
    2503. 

  2503. <a name="l04763"></a>04763     out = (q31_t) (acc &gt;&gt; 31u);
    2504. 

  2504. <a name="l04764"></a>04764 
    2505. 

  2505. <a name="l04765"></a>04765     <span class="comment">/* out += y[n-1] */</span>
    2506. 

  2506. <a name="l04766"></a>04766     out += S-&gt;<a class="code" href="structarm__pid__instance__q31.html#a228e4a64da6014844a0a671a1fa391d4">state</a>[2];
    2507. 

  2507. <a name="l04767"></a>04767 
    2508. 

  2508. <a name="l04768"></a>04768     <span class="comment">/* Update state */</span>
    2509. 

  2509. <a name="l04769"></a>04769     S-&gt;<a class="code" href="structarm__pid__instance__q31.html#a228e4a64da6014844a0a671a1fa391d4">state</a>[1] = S-&gt;<a class="code" href="structarm__pid__instance__q31.html#a228e4a64da6014844a0a671a1fa391d4">state</a>[0];
    2510. 

  2510. <a name="l04770"></a>04770     S-&gt;<a class="code" href="structarm__pid__instance__q31.html#a228e4a64da6014844a0a671a1fa391d4">state</a>[0] = in;
    2511. 

  2511. <a name="l04771"></a>04771     S-&gt;<a class="code" href="structarm__pid__instance__q31.html#a228e4a64da6014844a0a671a1fa391d4">state</a>[2] = out;
    2512. 

  2512. <a name="l04772"></a>04772 
    2513. 

  2513. <a name="l04773"></a>04773     <span class="comment">/* return to application */</span>
    2514. 

  2514. <a name="l04774"></a>04774     <span class="keywordflow">return</span> (out);
    2515. 

  2515. <a name="l04775"></a>04775 
    2516. 

  2516. <a name="l04776"></a>04776   }
    2517. 

  2517. <a name="l04777"></a>04777 
    2518. 

  2518. <a name="l04794"></a><a class="code" href="group___p_i_d.html#ga084f646bbb20d55f225c3efafcf7fc1f">04794</a>   <span class="keyword">static</span> __INLINE q15_t <a class="code" href="group___p_i_d.html#ga084f646bbb20d55f225c3efafcf7fc1f" title="Process function for the Q15 PID Control.">arm_pid_q15</a>(
    2519. 

  2519. <a name="l04795"></a>04795                     <a class="code" href="structarm__pid__instance__q15.html" title="Instance structure for the Q15 PID Control.">arm_pid_instance_q15</a> * S,
    2520. 

  2520. <a name="l04796"></a>04796                     q15_t in)
    2521. 

  2521. <a name="l04797"></a>04797   {
    2522. 

  2522. <a name="l04798"></a>04798     q63_t acc;
    2523. 

  2523. <a name="l04799"></a>04799     q15_t out;
    2524. 

  2524. <a name="l04800"></a>04800 
    2525. 

  2525. <a name="l04801"></a>04801     <span class="comment">/* Implementation of PID controller */</span>
    2526. 

  2526. <a name="l04802"></a>04802 
    2527. 

  2527. <a name="l04803"></a>04803 <span class="preprocessor">    #ifdef ARM_MATH_CM0</span>
    2528. 

  2528. <a name="l04804"></a>04804 <span class="preprocessor"></span>
    2529. 

  2529. <a name="l04805"></a>04805     <span class="comment">/* acc = A0 * x[n]  */</span>
    2530. 

  2530. <a name="l04806"></a>04806     acc = ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) S-&gt;<a class="code" href="structarm__pid__instance__q15.html#ad77f3a2823c7f96de42c92a3fbf3246b">A0</a> )* in ;
    2531. 

  2531. <a name="l04807"></a>04807 
    2532. 

  2532. <a name="l04808"></a>04808 <span class="preprocessor">    #else</span>
    2533. 

  2533. <a name="l04809"></a>04809 <span class="preprocessor"></span>                
    2534. 

  2534. <a name="l04810"></a>04810     <span class="comment">/* acc = A0 * x[n]  */</span>
    2535. 

  2535. <a name="l04811"></a>04811     acc = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) __SMUAD(S-&gt;<a class="code" href="structarm__pid__instance__q15.html#ad77f3a2823c7f96de42c92a3fbf3246b">A0</a>, in);
    2536. 

  2536. <a name="l04812"></a>04812     
    2537. 

  2537. <a name="l04813"></a>04813 <span class="preprocessor">    #endif</span>
    2538. 

  2538. <a name="l04814"></a>04814 <span class="preprocessor"></span>
    2539. 

  2539. <a name="l04815"></a>04815 <span class="preprocessor">    #ifdef ARM_MATH_CM0</span>
    2540. 

  2540. <a name="l04816"></a>04816 <span class="preprocessor"></span>                           
    2541. 

  2541. <a name="l04817"></a>04817     <span class="comment">/* acc += A1 * x[n-1] + A2 * x[n-2]  */</span>
    2542. 

  2542. <a name="l04818"></a>04818     acc += (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) S-&gt;<a class="code" href="structarm__pid__instance__q15.html#a1b8412c517071962a9acfdc6778906ec">A1</a>  *  S-&gt;<a class="code" href="structarm__pid__instance__q15.html#a4a3f0a878b5b6b055e3478a2f244cd30">state</a>[0] ;
    2543. 

  2543. <a name="l04819"></a>04819     acc += (q31_t) S-&gt;A2  *  S-&gt;<a class="code" href="structarm__pid__instance__q15.html#a4a3f0a878b5b6b055e3478a2f244cd30">state</a>[1] ;
    2544. 

  2544. <a name="l04820"></a>04820 
    2545. 

  2545. <a name="l04821"></a>04821 <span class="preprocessor">    #else</span>
    2546. 

  2546. <a name="l04822"></a>04822 <span class="preprocessor"></span>
    2547. 

  2547. <a name="l04823"></a>04823     <span class="comment">/* acc += A1 * x[n-1] + A2 * x[n-2]  */</span>
    2548. 

  2548. <a name="l04824"></a>04824     acc = __SMLALD(S-&gt;<a class="code" href="structarm__pid__instance__q15.html#a1b8412c517071962a9acfdc6778906ec">A1</a>, (q31_t)<a class="code" href="arm__math_8h.html#a9de2e0a5785be82866bcb96012282248" title="definition to read/write two 16 bit values.">__SIMD32</a>(S-&gt;<a class="code" href="structarm__pid__instance__q15.html#a4a3f0a878b5b6b055e3478a2f244cd30">state</a>), acc);
    2549. 

  2549. <a name="l04825"></a>04825 
    2550. 

  2550. <a name="l04826"></a>04826 <span class="preprocessor">    #endif</span>
    2551. 

  2551. <a name="l04827"></a>04827 <span class="preprocessor"></span>
    2552. 

  2552. <a name="l04828"></a>04828     <span class="comment">/* acc += y[n-1] */</span>
    2553. 

  2553. <a name="l04829"></a>04829     acc += (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) S-&gt;<a class="code" href="structarm__pid__instance__q15.html#a4a3f0a878b5b6b055e3478a2f244cd30">state</a>[2] &lt;&lt; 15;
    2554. 

  2554. <a name="l04830"></a>04830 
    2555. 

  2555. <a name="l04831"></a>04831     <span class="comment">/* saturate the output */</span>
    2556. 

  2556. <a name="l04832"></a>04832     out = (q15_t) (__SSAT((acc &gt;&gt; 15), 16));
    2557. 

  2557. <a name="l04833"></a>04833 
    2558. 

  2558. <a name="l04834"></a>04834     <span class="comment">/* Update state */</span>
    2559. 

  2559. <a name="l04835"></a>04835     S-&gt;<a class="code" href="structarm__pid__instance__q15.html#a4a3f0a878b5b6b055e3478a2f244cd30">state</a>[1] = S-&gt;<a class="code" href="structarm__pid__instance__q15.html#a4a3f0a878b5b6b055e3478a2f244cd30">state</a>[0];
    2560. 

  2560. <a name="l04836"></a>04836     S-&gt;<a class="code" href="structarm__pid__instance__q15.html#a4a3f0a878b5b6b055e3478a2f244cd30">state</a>[0] = in;
    2561. 

  2561. <a name="l04837"></a>04837     S-&gt;<a class="code" href="structarm__pid__instance__q15.html#a4a3f0a878b5b6b055e3478a2f244cd30">state</a>[2] = out;
    2562. 

  2562. <a name="l04838"></a>04838 
    2563. 

  2563. <a name="l04839"></a>04839     <span class="comment">/* return to application */</span>
    2564. 

  2564. <a name="l04840"></a>04840     <span class="keywordflow">return</span> (out);
    2565. 

  2565. <a name="l04841"></a>04841 
    2566. 

  2566. <a name="l04842"></a>04842   }
    2567. 

  2567. <a name="l04843"></a>04843   
    2568. 

  2568. <a name="l04857"></a>04857   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___matrix_inv.html#ga542be7aabbf7a2297a4b62cf212910e3" title="Floating-point matrix inverse.">arm_mat_inverse_f32</a>(
    2569. 

  2569. <a name="l04858"></a>04858                  <span class="keyword">const</span> <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * src,
    2570. 

  2570. <a name="l04859"></a>04859                  <a class="code" href="structarm__matrix__instance__f32.html" title="Instance structure for the floating-point matrix structure.">arm_matrix_instance_f32</a> * dst);
    2571. 

  2571. <a name="l04860"></a>04860 
    2572. 

  2572. <a name="l04861"></a>04861   
    2573. 

  2573. <a name="l04862"></a>04862  
    2574. 

  2574. <a name="l04905"></a><a class="code" href="group__clarke.html#ga2b4ebec76215e1277c970c269ffdbd76">04905</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="group__clarke.html#ga2b4ebec76215e1277c970c269ffdbd76" title="Floating-point Clarke transform.">arm_clarke_f32</a>(
    2575. 

  2575. <a name="l04906"></a>04906                       float32_t Ia,
    2576. 

  2576. <a name="l04907"></a>04907                       float32_t Ib,
    2577. 

  2577. <a name="l04908"></a>04908                       float32_t * pIalpha,
    2578. 

  2578. <a name="l04909"></a>04909                       float32_t * pIbeta)
    2579. 

  2579. <a name="l04910"></a>04910   {
    2580. 

  2580. <a name="l04911"></a>04911     <span class="comment">/* Calculate pIalpha using the equation, pIalpha = Ia */</span>
    2581. 

  2581. <a name="l04912"></a>04912     *pIalpha = Ia;
    2582. 

  2582. <a name="l04913"></a>04913 
    2583. 

  2583. <a name="l04914"></a>04914     <span class="comment">/* Calculate pIbeta using the equation, pIbeta = (1/sqrt(3)) * Ia + (2/sqrt(3)) * Ib */</span>
    2584. 

  2584. <a name="l04915"></a>04915     *pIbeta = ((<a class="code" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715" title="32-bit floating-point type definition.">float32_t</a>) 0.57735026919 * Ia + (float32_t) 1.15470053838 * Ib);
    2585. 

  2585. <a name="l04916"></a>04916 
    2586. 

  2586. <a name="l04917"></a>04917   }
    2587. 

  2587. <a name="l04918"></a>04918 
    2588. 

  2588. <a name="l04934"></a><a class="code" href="group__clarke.html#ga7fd106ca8d346a2a472842e0656014c1">04934</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="group__clarke.html#ga7fd106ca8d346a2a472842e0656014c1" title="Clarke transform for Q31 version.">arm_clarke_q31</a>(
    2589. 

  2589. <a name="l04935"></a>04935                       q31_t Ia,
    2590. 

  2590. <a name="l04936"></a>04936                       q31_t Ib,
    2591. 

  2591. <a name="l04937"></a>04937                       q31_t * pIalpha,
    2592. 

  2592. <a name="l04938"></a>04938                       q31_t * pIbeta)
    2593. 

  2593. <a name="l04939"></a>04939   {
    2594. 

  2594. <a name="l04940"></a>04940     q31_t product1, product2;                    <span class="comment">/* Temporary variables used to store intermediate results */</span>
    2595. 

  2595. <a name="l04941"></a>04941 
    2596. 

  2596. <a name="l04942"></a>04942     <span class="comment">/* Calculating pIalpha from Ia by equation pIalpha = Ia */</span>
    2597. 

  2597. <a name="l04943"></a>04943     *pIalpha = Ia;
    2598. 

  2598. <a name="l04944"></a>04944 
    2599. 

  2599. <a name="l04945"></a>04945     <span class="comment">/* Intermediate product is calculated by (1/(sqrt(3)) * Ia) */</span>
    2600. 

  2600. <a name="l04946"></a>04946     product1 = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) Ia * 0x24F34E8B) &gt;&gt; 30);
    2601. 

  2601. <a name="l04947"></a>04947 
    2602. 

  2602. <a name="l04948"></a>04948     <span class="comment">/* Intermediate product is calculated by (2/sqrt(3) * Ib) */</span>
    2603. 

  2603. <a name="l04949"></a>04949     product2 = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) Ib * 0x49E69D16) &gt;&gt; 30);
    2604. 

  2604. <a name="l04950"></a>04950 
    2605. 

  2605. <a name="l04951"></a>04951     <span class="comment">/* pIbeta is calculated by adding the intermediate products */</span>
    2606. 

  2606. <a name="l04952"></a>04952     *pIbeta = __QADD(product1, product2);
    2607. 

  2607. <a name="l04953"></a>04953   }
    2608. 

  2608. <a name="l04954"></a>04954 
    2609. 

  2609. <a name="l04966"></a>04966   <span class="keywordtype">void</span> <a class="code" href="group__q7__to__x.html#gad8958cd3cb7f521466168b46a25b7908" title="Converts the elements of the Q7 vector to Q31 vector.">arm_q7_to_q31</a>(
    2610. 

  2610. <a name="l04967"></a>04967              q7_t * pSrc,
    2611. 

  2611. <a name="l04968"></a>04968              q31_t * pDst,
    2612. 

  2612. <a name="l04969"></a>04969              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2613. 

  2613. <a name="l04970"></a>04970 
    2614. 

  2614. <a name="l04971"></a>04971 
    2615. 

  2615. <a name="l04972"></a>04972  
    2616. 

  2616. <a name="l04973"></a>04973 
    2617. 

  2617. <a name="l05009"></a><a class="code" href="group__inv__clarke.html#ga137f0396d837477b899ecae89f075a50">05009</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="group__inv__clarke.html#ga137f0396d837477b899ecae89f075a50" title="Floating-point Inverse Clarke transform.">arm_inv_clarke_f32</a>(
    2618. 

  2618. <a name="l05010"></a>05010                       float32_t Ialpha,
    2619. 

  2619. <a name="l05011"></a>05011                       float32_t Ibeta,
    2620. 

  2620. <a name="l05012"></a>05012                       float32_t * pIa,
    2621. 

  2621. <a name="l05013"></a>05013                       float32_t * pIb)
    2622. 

  2622. <a name="l05014"></a>05014   {
    2623. 

  2623. <a name="l05015"></a>05015     <span class="comment">/* Calculating pIa from Ialpha by equation pIa = Ialpha */</span>
    2624. 

  2624. <a name="l05016"></a>05016     *pIa = Ialpha;
    2625. 

  2625. <a name="l05017"></a>05017 
    2626. 

  2626. <a name="l05018"></a>05018     <span class="comment">/* Calculating pIb from Ialpha and Ibeta by equation pIb = -(1/2) * Ialpha + (sqrt(3)/2) * Ibeta */</span>
    2627. 

  2627. <a name="l05019"></a>05019     *pIb = -0.5 * Ialpha + (<a class="code" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715" title="32-bit floating-point type definition.">float32_t</a>) 0.8660254039 *Ibeta;
    2628. 

  2628. <a name="l05020"></a>05020 
    2629. 

  2629. <a name="l05021"></a>05021   }
    2630. 

  2630. <a name="l05022"></a>05022 
    2631. 

  2631. <a name="l05038"></a><a class="code" href="group__inv__clarke.html#ga2d0c60f114f095a2f27442d98781ba02">05038</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="group__inv__clarke.html#ga2d0c60f114f095a2f27442d98781ba02" title="Inverse Clarke transform for Q31 version.">arm_inv_clarke_q31</a>(
    2632. 

  2632. <a name="l05039"></a>05039                       q31_t Ialpha,
    2633. 

  2633. <a name="l05040"></a>05040                       q31_t Ibeta,
    2634. 

  2634. <a name="l05041"></a>05041                       q31_t * pIa,
    2635. 

  2635. <a name="l05042"></a>05042                       q31_t * pIb)
    2636. 

  2636. <a name="l05043"></a>05043   {
    2637. 

  2637. <a name="l05044"></a>05044     q31_t product1, product2;                    <span class="comment">/* Temporary variables used to store intermediate results */</span>
    2638. 

  2638. <a name="l05045"></a>05045 
    2639. 

  2639. <a name="l05046"></a>05046     <span class="comment">/* Calculating pIa from Ialpha by equation pIa = Ialpha */</span>
    2640. 

  2640. <a name="l05047"></a>05047     *pIa = Ialpha;
    2641. 

  2641. <a name="l05048"></a>05048 
    2642. 

  2642. <a name="l05049"></a>05049     <span class="comment">/* Intermediate product is calculated by (1/(2*sqrt(3)) * Ia) */</span>
    2643. 

  2643. <a name="l05050"></a>05050     product1 = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) (Ialpha) * (0x40000000)) &gt;&gt; 31);
    2644. 

  2644. <a name="l05051"></a>05051 
    2645. 

  2645. <a name="l05052"></a>05052     <span class="comment">/* Intermediate product is calculated by (1/sqrt(3) * pIb) */</span>
    2646. 

  2646. <a name="l05053"></a>05053     product2 = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) (Ibeta) * (0x6ED9EBA1)) &gt;&gt; 31);
    2647. 

  2647. <a name="l05054"></a>05054 
    2648. 

  2648. <a name="l05055"></a>05055     <span class="comment">/* pIb is calculated by subtracting the products */</span>
    2649. 

  2649. <a name="l05056"></a>05056     *pIb = __QSUB(product2, product1);
    2650. 

  2650. <a name="l05057"></a>05057 
    2651. 

  2651. <a name="l05058"></a>05058   }
    2652. 

  2652. <a name="l05059"></a>05059 
    2653. 

  2653. <a name="l05071"></a>05071   <span class="keywordtype">void</span> <a class="code" href="group__q7__to__x.html#gabc02597fc3f01033daf43ec0547a2f78" title="Converts the elements of the Q7 vector to Q15 vector.">arm_q7_to_q15</a>(
    2654. 

  2654. <a name="l05072"></a>05072               q7_t * pSrc,
    2655. 

  2655. <a name="l05073"></a>05073              q15_t * pDst,
    2656. 

  2656. <a name="l05074"></a>05074              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2657. 

  2657. <a name="l05075"></a>05075 
    2658. 

  2658. <a name="l05076"></a>05076   
    2659. 

  2659. <a name="l05077"></a>05077 
    2660. 

  2660. <a name="l05125"></a><a class="code" href="group__park.html#ga08b3a683197de7e143fb00497787683c">05125</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="group__park.html#ga08b3a683197de7e143fb00497787683c" title="Floating-point Park transform.">arm_park_f32</a>(
    2661. 

  2661. <a name="l05126"></a>05126                     float32_t Ialpha,
    2662. 

  2662. <a name="l05127"></a>05127                     float32_t Ibeta,
    2663. 

  2663. <a name="l05128"></a>05128                     float32_t * pId,
    2664. 

  2664. <a name="l05129"></a>05129                     float32_t * pIq,
    2665. 

  2665. <a name="l05130"></a>05130                     float32_t sinVal,
    2666. 

  2666. <a name="l05131"></a>05131                     float32_t cosVal)
    2667. 

  2667. <a name="l05132"></a>05132   {
    2668. 

  2668. <a name="l05133"></a>05133     <span class="comment">/* Calculate pId using the equation, pId = Ialpha * cosVal + Ibeta * sinVal */</span>
    2669. 

  2669. <a name="l05134"></a>05134     *pId = Ialpha * cosVal + Ibeta * sinVal;
    2670. 

  2670. <a name="l05135"></a>05135 
    2671. 

  2671. <a name="l05136"></a>05136     <span class="comment">/* Calculate pIq using the equation, pIq = - Ialpha * sinVal + Ibeta * cosVal */</span>
    2672. 

  2672. <a name="l05137"></a>05137     *pIq = -Ialpha * sinVal + Ibeta * cosVal;
    2673. 

  2673. <a name="l05138"></a>05138 
    2674. 

  2674. <a name="l05139"></a>05139   }
    2675. 

  2675. <a name="l05140"></a>05140 
    2676. 

  2676. <a name="l05159"></a><a class="code" href="group__park.html#gaf4cc6370c0cfc14ea66774ed3c5bb10f">05159</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="group__park.html#gaf4cc6370c0cfc14ea66774ed3c5bb10f" title="Park transform for Q31 version.">arm_park_q31</a>(
    2677. 

  2677. <a name="l05160"></a>05160                     q31_t Ialpha,
    2678. 

  2678. <a name="l05161"></a>05161                     q31_t Ibeta,
    2679. 

  2679. <a name="l05162"></a>05162                     q31_t * pId,
    2680. 

  2680. <a name="l05163"></a>05163                     q31_t * pIq,
    2681. 

  2681. <a name="l05164"></a>05164                     q31_t sinVal,
    2682. 

  2682. <a name="l05165"></a>05165                     q31_t cosVal)
    2683. 

  2683. <a name="l05166"></a>05166   {
    2684. 

  2684. <a name="l05167"></a>05167     q31_t product1, product2;                    <span class="comment">/* Temporary variables used to store intermediate results */</span>
    2685. 

  2685. <a name="l05168"></a>05168     q31_t product3, product4;                    <span class="comment">/* Temporary variables used to store intermediate results */</span>
    2686. 

  2686. <a name="l05169"></a>05169 
    2687. 

  2687. <a name="l05170"></a>05170     <span class="comment">/* Intermediate product is calculated by (Ialpha * cosVal) */</span>
    2688. 

  2688. <a name="l05171"></a>05171     product1 = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) (Ialpha) * (cosVal)) &gt;&gt; 31);
    2689. 

  2689. <a name="l05172"></a>05172 
    2690. 

  2690. <a name="l05173"></a>05173     <span class="comment">/* Intermediate product is calculated by (Ibeta * sinVal) */</span>
    2691. 

  2691. <a name="l05174"></a>05174     product2 = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) (Ibeta) * (sinVal)) &gt;&gt; 31);
    2692. 

  2692. <a name="l05175"></a>05175 
    2693. 

  2693. <a name="l05176"></a>05176 
    2694. 

  2694. <a name="l05177"></a>05177     <span class="comment">/* Intermediate product is calculated by (Ialpha * sinVal) */</span>
    2695. 

  2695. <a name="l05178"></a>05178     product3 = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) (Ialpha) * (sinVal)) &gt;&gt; 31);
    2696. 

  2696. <a name="l05179"></a>05179 
    2697. 

  2697. <a name="l05180"></a>05180     <span class="comment">/* Intermediate product is calculated by (Ibeta * cosVal) */</span>
    2698. 

  2698. <a name="l05181"></a>05181     product4 = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) (Ibeta) * (cosVal)) &gt;&gt; 31);
    2699. 

  2699. <a name="l05182"></a>05182 
    2700. 

  2700. <a name="l05183"></a>05183     <span class="comment">/* Calculate pId by adding the two intermediate products 1 and 2 */</span>
    2701. 

  2701. <a name="l05184"></a>05184     *pId = __QADD(product1, product2);
    2702. 

  2702. <a name="l05185"></a>05185 
    2703. 

  2703. <a name="l05186"></a>05186     <span class="comment">/* Calculate pIq by subtracting the two intermediate products 3 from 4 */</span>
    2704. 

  2704. <a name="l05187"></a>05187     *pIq = __QSUB(product4, product3);
    2705. 

  2705. <a name="l05188"></a>05188   }
    2706. 

  2706. <a name="l05189"></a>05189 
    2707. 

  2707. <a name="l05201"></a>05201   <span class="keywordtype">void</span> <a class="code" href="group__q7__to__x.html#ga656620f957b65512ed83db03fd455ec5" title="Converts the elements of the Q7 vector to floating-point vector.">arm_q7_to_float</a>(
    2708. 

  2708. <a name="l05202"></a>05202                 q7_t * pSrc,
    2709. 

  2709. <a name="l05203"></a>05203                float32_t * pDst,
    2710. 

  2710. <a name="l05204"></a>05204                uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2711. 

  2711. <a name="l05205"></a>05205 
    2712. 

  2712. <a name="l05206"></a>05206  
    2713. 

  2713. <a name="l05244"></a><a class="code" href="group__inv__park.html#gaaf6bef0de21946f774d49df050dd8b05">05244</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="group__inv__park.html#gaaf6bef0de21946f774d49df050dd8b05" title="Floating-point Inverse Park transform.">arm_inv_park_f32</a>(
    2714. 

  2714. <a name="l05245"></a>05245                     float32_t Id,
    2715. 

  2715. <a name="l05246"></a>05246                     float32_t Iq,
    2716. 

  2716. <a name="l05247"></a>05247                     float32_t * pIalpha,
    2717. 

  2717. <a name="l05248"></a>05248                     float32_t * pIbeta,
    2718. 

  2718. <a name="l05249"></a>05249                     float32_t sinVal,
    2719. 

  2719. <a name="l05250"></a>05250                     float32_t cosVal)
    2720. 

  2720. <a name="l05251"></a>05251   {
    2721. 

  2721. <a name="l05252"></a>05252     <span class="comment">/* Calculate pIalpha using the equation, pIalpha = Id * cosVal - Iq * sinVal */</span>
    2722. 

  2722. <a name="l05253"></a>05253     *pIalpha = Id * cosVal - Iq * sinVal;
    2723. 

  2723. <a name="l05254"></a>05254 
    2724. 

  2724. <a name="l05255"></a>05255     <span class="comment">/* Calculate pIbeta using the equation, pIbeta = Id * sinVal + Iq * cosVal */</span>
    2725. 

  2725. <a name="l05256"></a>05256     *pIbeta = Id * sinVal + Iq * cosVal;
    2726. 

  2726. <a name="l05257"></a>05257 
    2727. 

  2727. <a name="l05258"></a>05258   }
    2728. 

  2728. <a name="l05259"></a>05259 
    2729. 

  2729. <a name="l05260"></a>05260 
    2730. 

  2730. <a name="l05279"></a><a class="code" href="group__inv__park.html#ga0b33822b988a15455773d28440c5579a">05279</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="group__inv__park.html#ga0b33822b988a15455773d28440c5579a" title="Inverse Park transform for Q31 version.">arm_inv_park_q31</a>(
    2731. 

  2731. <a name="l05280"></a>05280                     q31_t Id,
    2732. 

  2732. <a name="l05281"></a>05281                     q31_t Iq,
    2733. 

  2733. <a name="l05282"></a>05282                     q31_t * pIalpha,
    2734. 

  2734. <a name="l05283"></a>05283                     q31_t * pIbeta,
    2735. 

  2735. <a name="l05284"></a>05284                     q31_t sinVal,
    2736. 

  2736. <a name="l05285"></a>05285                     q31_t cosVal)
    2737. 

  2737. <a name="l05286"></a>05286   {
    2738. 

  2738. <a name="l05287"></a>05287     q31_t product1, product2;                    <span class="comment">/* Temporary variables used to store intermediate results */</span>
    2739. 

  2739. <a name="l05288"></a>05288     q31_t product3, product4;                    <span class="comment">/* Temporary variables used to store intermediate results */</span>
    2740. 

  2740. <a name="l05289"></a>05289 
    2741. 

  2741. <a name="l05290"></a>05290     <span class="comment">/* Intermediate product is calculated by (Id * cosVal) */</span>
    2742. 

  2742. <a name="l05291"></a>05291     product1 = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) (Id) * (cosVal)) &gt;&gt; 31);
    2743. 

  2743. <a name="l05292"></a>05292 
    2744. 

  2744. <a name="l05293"></a>05293     <span class="comment">/* Intermediate product is calculated by (Iq * sinVal) */</span>
    2745. 

  2745. <a name="l05294"></a>05294     product2 = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) (Iq) * (sinVal)) &gt;&gt; 31);
    2746. 

  2746. <a name="l05295"></a>05295 
    2747. 

  2747. <a name="l05296"></a>05296 
    2748. 

  2748. <a name="l05297"></a>05297     <span class="comment">/* Intermediate product is calculated by (Id * sinVal) */</span>
    2749. 

  2749. <a name="l05298"></a>05298     product3 = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) (Id) * (sinVal)) &gt;&gt; 31);
    2750. 

  2750. <a name="l05299"></a>05299 
    2751. 

  2751. <a name="l05300"></a>05300     <span class="comment">/* Intermediate product is calculated by (Iq * cosVal) */</span>
    2752. 

  2752. <a name="l05301"></a>05301     product4 = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) (Iq) * (cosVal)) &gt;&gt; 31);
    2753. 

  2753. <a name="l05302"></a>05302 
    2754. 

  2754. <a name="l05303"></a>05303     <span class="comment">/* Calculate pIalpha by using the two intermediate products 1 and 2 */</span>
    2755. 

  2755. <a name="l05304"></a>05304     *pIalpha = __QSUB(product1, product2);
    2756. 

  2756. <a name="l05305"></a>05305 
    2757. 

  2757. <a name="l05306"></a>05306     <span class="comment">/* Calculate pIbeta by using the two intermediate products 3 and 4 */</span>
    2758. 

  2758. <a name="l05307"></a>05307     *pIbeta = __QADD(product4, product3);
    2759. 

  2759. <a name="l05308"></a>05308 
    2760. 

  2760. <a name="l05309"></a>05309   }
    2761. 

  2761. <a name="l05310"></a>05310 
    2762. 

  2762. <a name="l05323"></a>05323   <span class="keywordtype">void</span> <a class="code" href="group__q31__to__x.html#gacf407b007a37da18e99dabd9023c56b4" title="Converts the elements of the Q31 vector to floating-point vector.">arm_q31_to_float</a>(
    2763. 

  2763. <a name="l05324"></a>05324              q31_t * pSrc,
    2764. 

  2764. <a name="l05325"></a>05325             float32_t * pDst,
    2765. 

  2765. <a name="l05326"></a>05326             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    2766. 

  2766. <a name="l05327"></a>05327 
    2767. 

  2767. <a name="l05377"></a><a class="code" href="group___linear_interpolate.html#ga2269263d810cafcd19681957b37d5cf6">05377</a>   <span class="keyword">static</span> __INLINE float32_t <a class="code" href="group___linear_interpolate.html#ga2269263d810cafcd19681957b37d5cf6" title="Process function for the floating-point Linear Interpolation Function.">arm_linear_interp_f32</a>(
    2768. 

  2768. <a name="l05378"></a>05378                           <a class="code" href="structarm__linear__interp__instance__f32.html" title="Instance structure for the floating-point Linear Interpolate function.">arm_linear_interp_instance_f32</a> * S,
    2769. 

  2769. <a name="l05379"></a>05379                           float32_t x)
    2770. 

  2770. <a name="l05380"></a>05380   {
    2771. 

  2771. <a name="l05381"></a>05381 
    2772. 

  2772. <a name="l05382"></a>05382       float32_t y;
    2773. 

  2773. <a name="l05383"></a>05383       float32_t x0, x1;                     <span class="comment">/* Nearest input values */</span>
    2774. 

  2774. <a name="l05384"></a>05384       float32_t y0, y1;                     <span class="comment">/* Nearest output values */</span>
    2775. 

  2775. <a name="l05385"></a>05385       float32_t xSpacing = S-&gt;<a class="code" href="structarm__linear__interp__instance__f32.html#aa8e2d686b5434a406d390b347b183511">xSpacing</a>;     <span class="comment">/* spacing between input values */</span>
    2776. 

  2776. <a name="l05386"></a>05386       int32_t i;                            <span class="comment">/* Index variable */</span>
    2777. 

  2777. <a name="l05387"></a>05387       float32_t *pYData = S-&gt;<a class="code" href="structarm__linear__interp__instance__f32.html#ab373001f6afad0850359c344a4d7eee4">pYData</a>;        <span class="comment">/* pointer to output table */</span>
    2778. 

  2778. <a name="l05388"></a>05388 
    2779. 

  2779. <a name="l05389"></a>05389       <span class="comment">/* Calculation of index */</span>
    2780. 

  2780. <a name="l05390"></a>05390       i =   (x - S-&gt;<a class="code" href="structarm__linear__interp__instance__f32.html#a08352dc6ea82fbc0827408e018535481">x1</a>) / xSpacing;
    2781. 

  2781. <a name="l05391"></a>05391 
    2782. 

  2782. <a name="l05392"></a>05392       <span class="keywordflow">if</span>(i &lt; 0)
    2783. 

  2783. <a name="l05393"></a>05393       {
    2784. 

  2784. <a name="l05394"></a>05394          <span class="comment">/* Iniatilize output for below specified range as least output value of table */</span>
    2785. 

  2785. <a name="l05395"></a>05395          y = pYData[0];
    2786. 

  2786. <a name="l05396"></a>05396       }
    2787. 

  2787. <a name="l05397"></a>05397       <span class="keywordflow">else</span> <span class="keywordflow">if</span>(i &gt;= S-&gt;<a class="code" href="structarm__linear__interp__instance__f32.html#a95f02a926b16d35359aca5b31e813b11">nValues</a>)
    2788. 

  2788. <a name="l05398"></a>05398       {
    2789. 

  2789. <a name="l05399"></a>05399           <span class="comment">/* Iniatilize output for above specified range as last output value of table */</span>
    2790. 

  2790. <a name="l05400"></a>05400           y = pYData[S-&gt;<a class="code" href="structarm__linear__interp__instance__f32.html#a95f02a926b16d35359aca5b31e813b11">nValues</a>-1]; 
    2791. 

  2791. <a name="l05401"></a>05401       }
    2792. 

  2792. <a name="l05402"></a>05402       <span class="keywordflow">else</span>
    2793. 

  2793. <a name="l05403"></a>05403       {  
    2794. 

  2794. <a name="l05404"></a>05404           <span class="comment">/* Calculation of nearest input values */</span>
    2795. 

  2795. <a name="l05405"></a>05405           x0 = S-&gt;<a class="code" href="structarm__linear__interp__instance__f32.html#a08352dc6ea82fbc0827408e018535481">x1</a> + i * xSpacing;
    2796. 

  2796. <a name="l05406"></a>05406           x1 = S-&gt;<a class="code" href="structarm__linear__interp__instance__f32.html#a08352dc6ea82fbc0827408e018535481">x1</a> + (i +1) * xSpacing;
    2797. 

  2797. <a name="l05407"></a>05407          
    2798. 

  2798. <a name="l05408"></a>05408          <span class="comment">/* Read of nearest output values */</span>
    2799. 

  2799. <a name="l05409"></a>05409           y0 = pYData[i];
    2800. 

  2800. <a name="l05410"></a>05410           y1 = pYData[i + 1];
    2801. 

  2801. <a name="l05411"></a>05411         
    2802. 

  2802. <a name="l05412"></a>05412           <span class="comment">/* Calculation of output */</span>
    2803. 

  2803. <a name="l05413"></a>05413           y = y0 + (x - x0) * ((y1 - y0)/(x1-x0));  
    2804. 

  2804. <a name="l05414"></a>05414         
    2805. 

  2805. <a name="l05415"></a>05415       }
    2806. 

  2806. <a name="l05416"></a>05416 
    2807. 

  2807. <a name="l05417"></a>05417       <span class="comment">/* returns output value */</span>
    2808. 

  2808. <a name="l05418"></a>05418       <span class="keywordflow">return</span> (y);
    2809. 

  2809. <a name="l05419"></a>05419   }
    2810. 

  2810. <a name="l05420"></a>05420 
    2811. 

  2811. <a name="l05436"></a><a class="code" href="group___linear_interpolate.html#ga690e63e9a513ca0a741b1b174805d031">05436</a>   <span class="keyword">static</span> __INLINE q31_t <a class="code" href="group___linear_interpolate.html#ga690e63e9a513ca0a741b1b174805d031" title="Process function for the Q31 Linear Interpolation Function.">arm_linear_interp_q31</a>(q31_t *pYData,
    2812. 

  2812. <a name="l05437"></a>05437                           q31_t x, uint32_t nValues)
    2813. 

  2813. <a name="l05438"></a>05438   {
    2814. 

  2814. <a name="l05439"></a>05439     q31_t y;                                   <span class="comment">/* output */</span>
    2815. 

  2815. <a name="l05440"></a>05440     q31_t y0, y1;                                <span class="comment">/* Nearest output values */</span>
    2816. 

  2816. <a name="l05441"></a>05441     q31_t fract;                                 <span class="comment">/* fractional part */</span>
    2817. 

  2817. <a name="l05442"></a>05442     int32_t index;                              <span class="comment">/* Index to read nearest output values */</span>
    2818. 

  2818. <a name="l05443"></a>05443     
    2819. 

  2819. <a name="l05444"></a>05444     <span class="comment">/* Input is in 12.20 format */</span>
    2820. 

  2820. <a name="l05445"></a>05445     <span class="comment">/* 12 bits for the table index */</span>
    2821. 

  2821. <a name="l05446"></a>05446     <span class="comment">/* Index value calculation */</span>
    2822. 

  2822. <a name="l05447"></a>05447     index = ((x &amp; 0xFFF00000) &gt;&gt; 20);
    2823. 

  2823. <a name="l05448"></a>05448 
    2824. 

  2824. <a name="l05449"></a>05449     <span class="keywordflow">if</span>(index &gt;= (nValues - 1))
    2825. 

  2825. <a name="l05450"></a>05450     {
    2826. 

  2826. <a name="l05451"></a>05451         <span class="keywordflow">return</span>(pYData[nValues - 1]);
    2827. 

  2827. <a name="l05452"></a>05452     }
    2828. 

  2828. <a name="l05453"></a>05453     <span class="keywordflow">else</span> <span class="keywordflow">if</span>(index &lt; 0)
    2829. 

  2829. <a name="l05454"></a>05454     {
    2830. 

  2830. <a name="l05455"></a>05455         <span class="keywordflow">return</span>(pYData[0]);
    2831. 

  2831. <a name="l05456"></a>05456     }
    2832. 

  2832. <a name="l05457"></a>05457     <span class="keywordflow">else</span>
    2833. 

  2833. <a name="l05458"></a>05458     {
    2834. 

  2834. <a name="l05459"></a>05459 
    2835. 

  2835. <a name="l05460"></a>05460         <span class="comment">/* 20 bits for the fractional part */</span>
    2836. 

  2836. <a name="l05461"></a>05461         <span class="comment">/* shift left by 11 to keep fract in 1.31 format */</span>
    2837. 

  2837. <a name="l05462"></a>05462         fract = (x &amp; 0x000FFFFF) &lt;&lt; 11;
    2838. 

  2838. <a name="l05463"></a>05463     
    2839. 

  2839. <a name="l05464"></a>05464         <span class="comment">/* Read two nearest output values from the index in 1.31(q31) format */</span>
    2840. 

  2840. <a name="l05465"></a>05465         y0 = pYData[index];
    2841. 

  2841. <a name="l05466"></a>05466         y1 = pYData[index + 1u];
    2842. 

  2842. <a name="l05467"></a>05467     
    2843. 

  2843. <a name="l05468"></a>05468         <span class="comment">/* Calculation of y0 * (1-fract) and y is in 2.30 format */</span>
    2844. 

  2844. <a name="l05469"></a>05469         y = ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) ((q63_t) y0 * (0x7FFFFFFF - fract) &gt;&gt; 32));
    2845. 

  2845. <a name="l05470"></a>05470     
    2846. 

  2846. <a name="l05471"></a>05471         <span class="comment">/* Calculation of y0 * (1-fract) + y1 *fract and y is in 2.30 format */</span>
    2847. 

  2847. <a name="l05472"></a>05472         y += ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) y1 * fract) &gt;&gt; 32));
    2848. 

  2848. <a name="l05473"></a>05473     
    2849. 

  2849. <a name="l05474"></a>05474         <span class="comment">/* Convert y to 1.31 format */</span>
    2850. 

  2850. <a name="l05475"></a>05475         <span class="keywordflow">return</span> (y &lt;&lt; 1u);
    2851. 

  2851. <a name="l05476"></a>05476 
    2852. 

  2852. <a name="l05477"></a>05477     }
    2853. 

  2853. <a name="l05478"></a>05478 
    2854. 

  2854. <a name="l05479"></a>05479   }
    2855. 

  2855. <a name="l05480"></a>05480 
    2856. 

  2856. <a name="l05496"></a><a class="code" href="group___linear_interpolate.html#ga42c9206e5d2d22b8808716dc30622846">05496</a>   <span class="keyword">static</span> __INLINE q15_t <a class="code" href="group___linear_interpolate.html#ga42c9206e5d2d22b8808716dc30622846" title="Process function for the Q15 Linear Interpolation Function.">arm_linear_interp_q15</a>(q15_t *pYData, q31_t x, uint32_t nValues)
    2857. 

  2857. <a name="l05497"></a>05497   {
    2858. 

  2858. <a name="l05498"></a>05498     q63_t y;                                   <span class="comment">/* output */</span>
    2859. 

  2859. <a name="l05499"></a>05499     q15_t y0, y1;                              <span class="comment">/* Nearest output values */</span>
    2860. 

  2860. <a name="l05500"></a>05500     q31_t fract;                               <span class="comment">/* fractional part */</span>
    2861. 

  2861. <a name="l05501"></a>05501     int32_t index;                            <span class="comment">/* Index to read nearest output values */</span> 
    2862. 

  2862. <a name="l05502"></a>05502 
    2863. 

  2863. <a name="l05503"></a>05503     <span class="comment">/* Input is in 12.20 format */</span>
    2864. 

  2864. <a name="l05504"></a>05504     <span class="comment">/* 12 bits for the table index */</span>
    2865. 

  2865. <a name="l05505"></a>05505     <span class="comment">/* Index value calculation */</span>
    2866. 

  2866. <a name="l05506"></a>05506     index = ((x &amp; 0xFFF00000) &gt;&gt; 20u); 
    2867. 

  2867. <a name="l05507"></a>05507 
    2868. 

  2868. <a name="l05508"></a>05508     <span class="keywordflow">if</span>(index &gt;= (nValues - 1))
    2869. 

  2869. <a name="l05509"></a>05509     {
    2870. 

  2870. <a name="l05510"></a>05510         <span class="keywordflow">return</span>(pYData[nValues - 1]);
    2871. 

  2871. <a name="l05511"></a>05511     }
    2872. 

  2872. <a name="l05512"></a>05512     <span class="keywordflow">else</span> <span class="keywordflow">if</span>(index &lt; 0)
    2873. 

  2873. <a name="l05513"></a>05513     {
    2874. 

  2874. <a name="l05514"></a>05514         <span class="keywordflow">return</span>(pYData[0]);
    2875. 

  2875. <a name="l05515"></a>05515     }
    2876. 

  2876. <a name="l05516"></a>05516     <span class="keywordflow">else</span>
    2877. 

  2877. <a name="l05517"></a>05517     {   
    2878. 

  2878. <a name="l05518"></a>05518         <span class="comment">/* 20 bits for the fractional part */</span>
    2879. 

  2879. <a name="l05519"></a>05519         <span class="comment">/* fract is in 12.20 format */</span>
    2880. 

  2880. <a name="l05520"></a>05520         fract = (x &amp; 0x000FFFFF);
    2881. 

  2881. <a name="l05521"></a>05521     
    2882. 

  2882. <a name="l05522"></a>05522         <span class="comment">/* Read two nearest output values from the index */</span>
    2883. 

  2883. <a name="l05523"></a>05523         y0 = pYData[index];
    2884. 

  2884. <a name="l05524"></a>05524         y1 = pYData[index + 1u];
    2885. 

  2885. <a name="l05525"></a>05525     
    2886. 

  2886. <a name="l05526"></a>05526         <span class="comment">/* Calculation of y0 * (1-fract) and y is in 13.35 format */</span>
    2887. 

  2887. <a name="l05527"></a>05527         y = ((<a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>) y0 * (0xFFFFF - fract));
    2888. 

  2888. <a name="l05528"></a>05528     
    2889. 

  2889. <a name="l05529"></a>05529         <span class="comment">/* Calculation of (y0 * (1-fract) + y1 * fract) and y is in 13.35 format */</span>
    2890. 

  2890. <a name="l05530"></a>05530         y += ((<a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>) y1 * (fract));
    2891. 

  2891. <a name="l05531"></a>05531     
    2892. 

  2892. <a name="l05532"></a>05532         <span class="comment">/* convert y to 1.15 format */</span>
    2893. 

  2893. <a name="l05533"></a>05533         <span class="keywordflow">return</span> (y &gt;&gt; 20);
    2894. 

  2894. <a name="l05534"></a>05534     }
    2895. 

  2895. <a name="l05535"></a>05535 
    2896. 

  2896. <a name="l05536"></a>05536 
    2897. 

  2897. <a name="l05537"></a>05537   }
    2898. 

  2898. <a name="l05538"></a>05538 
    2899. 

  2899. <a name="l05553"></a><a class="code" href="group___linear_interpolate.html#gacb0d44fe00aca0ba1d036d469a1763fc">05553</a>   <span class="keyword">static</span> __INLINE q7_t <a class="code" href="group___linear_interpolate.html#gacb0d44fe00aca0ba1d036d469a1763fc" title="Process function for the Q7 Linear Interpolation Function.">arm_linear_interp_q7</a>(q7_t *pYData, q31_t x,  uint32_t nValues)
    2900. 

  2900. <a name="l05554"></a>05554   {
    2901. 

  2901. <a name="l05555"></a>05555     q31_t y;                                   <span class="comment">/* output */</span>
    2902. 

  2902. <a name="l05556"></a>05556     q7_t y0, y1;                                 <span class="comment">/* Nearest output values */</span>
    2903. 

  2903. <a name="l05557"></a>05557     q31_t fract;                                 <span class="comment">/* fractional part */</span>
    2904. 

  2904. <a name="l05558"></a>05558     int32_t index;                              <span class="comment">/* Index to read nearest output values */</span>
    2905. 

  2905. <a name="l05559"></a>05559     
    2906. 

  2906. <a name="l05560"></a>05560     <span class="comment">/* Input is in 12.20 format */</span>
    2907. 

  2907. <a name="l05561"></a>05561     <span class="comment">/* 12 bits for the table index */</span>
    2908. 

  2908. <a name="l05562"></a>05562     <span class="comment">/* Index value calculation */</span>
    2909. 

  2909. <a name="l05563"></a>05563     index = ((x &amp; 0xFFF00000) &gt;&gt; 20u);
    2910. 

  2910. <a name="l05564"></a>05564 
    2911. 

  2911. <a name="l05565"></a>05565 
    2912. 

  2912. <a name="l05566"></a>05566     <span class="keywordflow">if</span>(index &gt;= (nValues - 1))
    2913. 

  2913. <a name="l05567"></a>05567     {
    2914. 

  2914. <a name="l05568"></a>05568         <span class="keywordflow">return</span>(pYData[nValues - 1]);
    2915. 

  2915. <a name="l05569"></a>05569     }
    2916. 

  2916. <a name="l05570"></a>05570     <span class="keywordflow">else</span> <span class="keywordflow">if</span>(index &lt; 0)
    2917. 

  2917. <a name="l05571"></a>05571     {
    2918. 

  2918. <a name="l05572"></a>05572         <span class="keywordflow">return</span>(pYData[0]);
    2919. 

  2919. <a name="l05573"></a>05573     }
    2920. 

  2920. <a name="l05574"></a>05574     <span class="keywordflow">else</span>
    2921. 

  2921. <a name="l05575"></a>05575     {
    2922. 

  2922. <a name="l05576"></a>05576 
    2923. 

  2923. <a name="l05577"></a>05577         <span class="comment">/* 20 bits for the fractional part */</span>
    2924. 

  2924. <a name="l05578"></a>05578         <span class="comment">/* fract is in 12.20 format */</span>
    2925. 

  2925. <a name="l05579"></a>05579         fract = (x &amp; 0x000FFFFF);
    2926. 

  2926. <a name="l05580"></a>05580     
    2927. 

  2927. <a name="l05581"></a>05581         <span class="comment">/* Read two nearest output values from the index and are in 1.7(q7) format */</span>
    2928. 

  2928. <a name="l05582"></a>05582         y0 = pYData[index];
    2929. 

  2929. <a name="l05583"></a>05583         y1 = pYData[index + 1u];
    2930. 

  2930. <a name="l05584"></a>05584     
    2931. 

  2931. <a name="l05585"></a>05585         <span class="comment">/* Calculation of y0 * (1-fract ) and y is in 13.27(q27) format */</span>
    2932. 

  2932. <a name="l05586"></a>05586         y = ((y0 * (0xFFFFF - fract)));
    2933. 

  2933. <a name="l05587"></a>05587     
    2934. 

  2934. <a name="l05588"></a>05588         <span class="comment">/* Calculation of y1 * fract + y0 * (1-fract) and y is in 13.27(q27) format */</span>
    2935. 

  2935. <a name="l05589"></a>05589         y += (y1 * fract);
    2936. 

  2936. <a name="l05590"></a>05590     
    2937. 

  2937. <a name="l05591"></a>05591         <span class="comment">/* convert y to 1.7(q7) format */</span>
    2938. 

  2938. <a name="l05592"></a>05592         <span class="keywordflow">return</span> (y &gt;&gt; 20u);
    2939. 

  2939. <a name="l05593"></a>05593 
    2940. 

  2940. <a name="l05594"></a>05594     }
    2941. 

  2941. <a name="l05595"></a>05595 
    2942. 

  2942. <a name="l05596"></a>05596   }
    2943. 

  2943. <a name="l05607"></a>05607   float32_t <a class="code" href="group__sin.html#gae164899c4a3fc0e946dc5d55555fe541" title="Fast approximation to the trigonometric sine function for floating-point data.">arm_sin_f32</a>(
    2944. 

  2944. <a name="l05608"></a>05608              float32_t x);
    2945. 

  2945. <a name="l05609"></a>05609 
    2946. 

  2946. <a name="l05616"></a>05616   q31_t <a class="code" href="group__sin.html#ga57aade7d8892585992cdc6375bd82f9c" title="Fast approximation to the trigonometric sine function for Q31 data.">arm_sin_q31</a>(
    2947. 

  2947. <a name="l05617"></a>05617              q31_t x);
    2948. 

  2948. <a name="l05618"></a>05618 
    2949. 

  2949. <a name="l05625"></a>05625   q15_t <a class="code" href="group__sin.html#ga1fc6d6640be6cfa688a8bea0a48397ee" title="Fast approximation to the trigonometric sine function for Q15 data.">arm_sin_q15</a>(
    2950. 

  2950. <a name="l05626"></a>05626              q15_t x);
    2951. 

  2951. <a name="l05627"></a>05627 
    2952. 

  2952. <a name="l05634"></a>05634   float32_t <a class="code" href="group__cos.html#gace15287f9c64b9b4084d1c797d4c49d8" title="Fast approximation to the trigonometric cosine function for floating-point data.">arm_cos_f32</a>(
    2953. 

  2953. <a name="l05635"></a>05635              float32_t x);
    2954. 

  2954. <a name="l05636"></a>05636 
    2955. 

  2955. <a name="l05643"></a>05643   q31_t <a class="code" href="group__cos.html#gad80f121949ef885a77d83ab36e002567" title="Fast approximation to the trigonometric cosine function for Q31 data.">arm_cos_q31</a>(
    2956. 

  2956. <a name="l05644"></a>05644              q31_t x);
    2957. 

  2957. <a name="l05645"></a>05645 
    2958. 

  2958. <a name="l05652"></a>05652   q15_t <a class="code" href="group__cos.html#gadfd60c24def501638c0d5db20f4c869b" title="Fast approximation to the trigonometric cosine function for Q15 data.">arm_cos_q15</a>(
    2959. 

  2959. <a name="l05653"></a>05653              q15_t x);
    2960. 

  2960. <a name="l05654"></a>05654 
    2961. 

  2961. <a name="l05655"></a>05655 
    2962. 

  2962. <a name="l05695"></a><a class="code" href="group___s_q_r_t.html#ga56a40d1cf842b0b45267df6761975da0">05695</a>   <span class="keyword">static</span> __INLINE <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a>  <a class="code" href="group___s_q_r_t.html#ga56a40d1cf842b0b45267df6761975da0" title="Floating-point square root function.">arm_sqrt_f32</a>(
    2963. 

  2963. <a name="l05696"></a>05696                       float32_t in, float32_t *pOut)
    2964. 

  2964. <a name="l05697"></a>05697   {
    2965. 

  2965. <a name="l05698"></a>05698     <span class="keywordflow">if</span>(in &gt; 0)
    2966. 

  2966. <a name="l05699"></a>05699     {
    2967. 

  2967. <a name="l05700"></a>05700 
    2968. 

  2968. <a name="l05701"></a>05701 <span class="preprocessor">    #if __FPU_USED</span>
    2969. 

  2969. <a name="l05702"></a>05702 <span class="preprocessor"></span>        *pOut = __sqrtf(in);
    2970. 

  2970. <a name="l05703"></a>05703 <span class="preprocessor">    #else     </span>
    2971. 

  2971. <a name="l05704"></a>05704 <span class="preprocessor"></span>        *pOut = sqrtf(in);
    2972. 

  2972. <a name="l05705"></a>05705 <span class="preprocessor">    #endif</span>
    2973. 

  2973. <a name="l05706"></a>05706 <span class="preprocessor"></span>
    2974. 

  2974. <a name="l05707"></a>05707         <span class="keywordflow">return</span> (<a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a9f8b2a10bd827fb4600e77d455902eb0">ARM_MATH_SUCCESS</a>);
    2975. 

  2975. <a name="l05708"></a>05708     }
    2976. 

  2976. <a name="l05709"></a>05709     <span class="keywordflow">else</span>
    2977. 

  2977. <a name="l05710"></a>05710     {
    2978. 

  2978. <a name="l05711"></a>05711         *pOut = 0.0f;
    2979. 

  2979. <a name="l05712"></a>05712         <span class="keywordflow">return</span> (<a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a74897e18d4b8f62b12a7d8a01dd2bb35">ARM_MATH_ARGUMENT_ERROR</a>);
    2980. 

  2980. <a name="l05713"></a>05713     }
    2981. 

  2981. <a name="l05714"></a>05714 
    2982. 

  2982. <a name="l05715"></a>05715   }
    2983. 

  2983. <a name="l05716"></a>05716 
    2984. 

  2984. <a name="l05717"></a>05717 
    2985. 

  2985. <a name="l05725"></a>05725   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___s_q_r_t.html#ga119e25831e141d734d7ef10636670058" title="Q31 square root function.">arm_sqrt_q31</a>(
    2986. 

  2986. <a name="l05726"></a>05726               q31_t in, q31_t *pOut);
    2987. 

  2987. <a name="l05727"></a>05727 
    2988. 

  2988. <a name="l05735"></a>05735   <a class="code" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6" title="Error status returned by some functions in the library.">arm_status</a> <a class="code" href="group___s_q_r_t.html#ga5abe5ca724f3e15849662b03752c1238" title="Q15 square root function.">arm_sqrt_q15</a>(
    2989. 

  2989. <a name="l05736"></a>05736               q15_t in, q15_t *pOut);
    2990. 

  2990. <a name="l05737"></a>05737 
    2991. 

  2991. <a name="l05751"></a><a class="code" href="arm__math_8h.html#a6ff56c0896ce00712ba8f2fcf72cacd3">05751</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="arm__math_8h.html#a6ff56c0896ce00712ba8f2fcf72cacd3" title="floating-point Circular write function.">arm_circularWrite_f32</a>(
    2992. 

  2992. <a name="l05752"></a>05752                          int32_t * circBuffer,
    2993. 

  2993. <a name="l05753"></a>05753                          int32_t L,
    2994. 

  2994. <a name="l05754"></a>05754                          uint16_t * writeOffset,
    2995. 

  2995. <a name="l05755"></a>05755                          int32_t bufferInc,
    2996. 

  2996. <a name="l05756"></a>05756                          <span class="keyword">const</span> int32_t * src,
    2997. 

  2997. <a name="l05757"></a>05757                          int32_t srcInc,
    2998. 

  2998. <a name="l05758"></a>05758                          uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>)
    2999. 

  2999. <a name="l05759"></a>05759   {
    3000. 

  3000. <a name="l05760"></a>05760     uint32_t i = 0u;
    3001. 

  3001. <a name="l05761"></a>05761     int32_t wOffset;
    3002. 

  3002. <a name="l05762"></a>05762 
    3003. 

  3003. <a name="l05763"></a>05763     <span class="comment">/* Copy the value of Index pointer that points</span>
    3004. 

  3004. <a name="l05764"></a>05764 <span class="comment">     * to the current location where the input samples to be copied */</span>
    3005. 

  3005. <a name="l05765"></a>05765     wOffset = *writeOffset;
    3006. 

  3006. <a name="l05766"></a>05766 
    3007. 

  3007. <a name="l05767"></a>05767     <span class="comment">/* Loop over the blockSize */</span>
    3008. 

  3008. <a name="l05768"></a>05768     i = <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>;
    3009. 

  3009. <a name="l05769"></a>05769 
    3010. 

  3010. <a name="l05770"></a>05770     <span class="keywordflow">while</span>(i &gt; 0u)
    3011. 

  3011. <a name="l05771"></a>05771       {
    3012. 

  3012. <a name="l05772"></a>05772     <span class="comment">/* copy the input sample to the circular buffer */</span>
    3013. 

  3013. <a name="l05773"></a>05773     circBuffer[wOffset] = *src;
    3014. 

  3014. <a name="l05774"></a>05774 
    3015. 

  3015. <a name="l05775"></a>05775     <span class="comment">/* Update the input pointer */</span>
    3016. 

  3016. <a name="l05776"></a>05776     src += srcInc;
    3017. 

  3017. <a name="l05777"></a>05777 
    3018. 

  3018. <a name="l05778"></a>05778     <span class="comment">/* Circularly update wOffset.  Watch out for positive and negative value */</span>
    3019. 

  3019. <a name="l05779"></a>05779     wOffset += bufferInc;
    3020. 

  3020. <a name="l05780"></a>05780     <span class="keywordflow">if</span>(wOffset &gt;= L)
    3021. 

  3021. <a name="l05781"></a>05781       wOffset -= L;
    3022. 

  3022. <a name="l05782"></a>05782 
    3023. 

  3023. <a name="l05783"></a>05783     <span class="comment">/* Decrement the loop counter */</span>
    3024. 

  3024. <a name="l05784"></a>05784     i--;
    3025. 

  3025. <a name="l05785"></a>05785       }
    3026. 

  3026. <a name="l05786"></a>05786 
    3027. 

  3027. <a name="l05787"></a>05787     <span class="comment">/* Update the index pointer */</span>
    3028. 

  3028. <a name="l05788"></a>05788     *writeOffset = wOffset;
    3029. 

  3029. <a name="l05789"></a>05789   }
    3030. 

  3030. <a name="l05790"></a>05790 
    3031. 

  3031. <a name="l05791"></a>05791 
    3032. 

  3032. <a name="l05792"></a>05792 
    3033. 

  3033. <a name="l05796"></a><a class="code" href="arm__math_8h.html#ae469fac5e1df35f8bcf1b3d7c3136484">05796</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="arm__math_8h.html#ae469fac5e1df35f8bcf1b3d7c3136484" title="floating-point Circular Read function.">arm_circularRead_f32</a>(
    3034. 

  3034. <a name="l05797"></a>05797                         int32_t * circBuffer,
    3035. 

  3035. <a name="l05798"></a>05798                         int32_t L,
    3036. 

  3036. <a name="l05799"></a>05799                         int32_t * readOffset,
    3037. 

  3037. <a name="l05800"></a>05800                         int32_t bufferInc,
    3038. 

  3038. <a name="l05801"></a>05801                         int32_t * dst,
    3039. 

  3039. <a name="l05802"></a>05802                         int32_t * dst_base,
    3040. 

  3040. <a name="l05803"></a>05803                         int32_t dst_length,
    3041. 

  3041. <a name="l05804"></a>05804                         int32_t dstInc,
    3042. 

  3042. <a name="l05805"></a>05805                         uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>)
    3043. 

  3043. <a name="l05806"></a>05806   {
    3044. 

  3044. <a name="l05807"></a>05807     uint32_t i = 0u;
    3045. 

  3045. <a name="l05808"></a>05808     int32_t rOffset, dst_end;
    3046. 

  3046. <a name="l05809"></a>05809 
    3047. 

  3047. <a name="l05810"></a>05810     <span class="comment">/* Copy the value of Index pointer that points</span>
    3048. 

  3048. <a name="l05811"></a>05811 <span class="comment">     * to the current location from where the input samples to be read */</span>
    3049. 

  3049. <a name="l05812"></a>05812     rOffset = *readOffset;
    3050. 

  3050. <a name="l05813"></a>05813     dst_end = (int32_t) (dst_base + dst_length);
    3051. 

  3051. <a name="l05814"></a>05814 
    3052. 

  3052. <a name="l05815"></a>05815     <span class="comment">/* Loop over the blockSize */</span>
    3053. 

  3053. <a name="l05816"></a>05816     i = <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>;
    3054. 

  3054. <a name="l05817"></a>05817 
    3055. 

  3055. <a name="l05818"></a>05818     <span class="keywordflow">while</span>(i &gt; 0u)
    3056. 

  3056. <a name="l05819"></a>05819       {
    3057. 

  3057. <a name="l05820"></a>05820     <span class="comment">/* copy the sample from the circular buffer to the destination buffer */</span>
    3058. 

  3058. <a name="l05821"></a>05821     *dst = circBuffer[rOffset];
    3059. 

  3059. <a name="l05822"></a>05822 
    3060. 

  3060. <a name="l05823"></a>05823     <span class="comment">/* Update the input pointer */</span>
    3061. 

  3061. <a name="l05824"></a>05824     dst += dstInc;
    3062. 

  3062. <a name="l05825"></a>05825 
    3063. 

  3063. <a name="l05826"></a>05826     <span class="keywordflow">if</span>(dst == (int32_t *) dst_end)
    3064. 

  3064. <a name="l05827"></a>05827       {
    3065. 

  3065. <a name="l05828"></a>05828         dst = dst_base;
    3066. 

  3066. <a name="l05829"></a>05829       }
    3067. 

  3067. <a name="l05830"></a>05830 
    3068. 

  3068. <a name="l05831"></a>05831     <span class="comment">/* Circularly update rOffset.  Watch out for positive and negative value  */</span>
    3069. 

  3069. <a name="l05832"></a>05832     rOffset += bufferInc;
    3070. 

  3070. <a name="l05833"></a>05833 
    3071. 

  3071. <a name="l05834"></a>05834     <span class="keywordflow">if</span>(rOffset &gt;= L)
    3072. 

  3072. <a name="l05835"></a>05835       {
    3073. 

  3073. <a name="l05836"></a>05836         rOffset -= L;
    3074. 

  3074. <a name="l05837"></a>05837       }
    3075. 

  3075. <a name="l05838"></a>05838 
    3076. 

  3076. <a name="l05839"></a>05839     <span class="comment">/* Decrement the loop counter */</span>
    3077. 

  3077. <a name="l05840"></a>05840     i--;
    3078. 

  3078. <a name="l05841"></a>05841       }
    3079. 

  3079. <a name="l05842"></a>05842 
    3080. 

  3080. <a name="l05843"></a>05843     <span class="comment">/* Update the index pointer */</span>
    3081. 

  3081. <a name="l05844"></a>05844     *readOffset = rOffset;
    3082. 

  3082. <a name="l05845"></a>05845   }
    3083. 

  3083. <a name="l05846"></a>05846 
    3084. 

  3084. <a name="l05851"></a><a class="code" href="arm__math_8h.html#a3ba2d215477e692def7fda46dda883ed">05851</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="arm__math_8h.html#a3ba2d215477e692def7fda46dda883ed" title="Q15 Circular write function.">arm_circularWrite_q15</a>(
    3085. 

  3085. <a name="l05852"></a>05852                          q15_t * circBuffer,
    3086. 

  3086. <a name="l05853"></a>05853                          int32_t L,
    3087. 

  3087. <a name="l05854"></a>05854                          uint16_t * writeOffset,
    3088. 

  3088. <a name="l05855"></a>05855                          int32_t bufferInc,
    3089. 

  3089. <a name="l05856"></a>05856                          <span class="keyword">const</span> q15_t * src,
    3090. 

  3090. <a name="l05857"></a>05857                          int32_t srcInc,
    3091. 

  3091. <a name="l05858"></a>05858                          uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>)
    3092. 

  3092. <a name="l05859"></a>05859   {
    3093. 

  3093. <a name="l05860"></a>05860     uint32_t i = 0u;
    3094. 

  3094. <a name="l05861"></a>05861     int32_t wOffset;
    3095. 

  3095. <a name="l05862"></a>05862 
    3096. 

  3096. <a name="l05863"></a>05863     <span class="comment">/* Copy the value of Index pointer that points</span>
    3097. 

  3097. <a name="l05864"></a>05864 <span class="comment">     * to the current location where the input samples to be copied */</span>
    3098. 

  3098. <a name="l05865"></a>05865     wOffset = *writeOffset;
    3099. 

  3099. <a name="l05866"></a>05866 
    3100. 

  3100. <a name="l05867"></a>05867     <span class="comment">/* Loop over the blockSize */</span>
    3101. 

  3101. <a name="l05868"></a>05868     i = <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>;
    3102. 

  3102. <a name="l05869"></a>05869 
    3103. 

  3103. <a name="l05870"></a>05870     <span class="keywordflow">while</span>(i &gt; 0u)
    3104. 

  3104. <a name="l05871"></a>05871       {
    3105. 

  3105. <a name="l05872"></a>05872     <span class="comment">/* copy the input sample to the circular buffer */</span>
    3106. 

  3106. <a name="l05873"></a>05873     circBuffer[wOffset] = *src;
    3107. 

  3107. <a name="l05874"></a>05874 
    3108. 

  3108. <a name="l05875"></a>05875     <span class="comment">/* Update the input pointer */</span>
    3109. 

  3109. <a name="l05876"></a>05876     src += srcInc;
    3110. 

  3110. <a name="l05877"></a>05877 
    3111. 

  3111. <a name="l05878"></a>05878     <span class="comment">/* Circularly update wOffset.  Watch out for positive and negative value */</span>
    3112. 

  3112. <a name="l05879"></a>05879     wOffset += bufferInc;
    3113. 

  3113. <a name="l05880"></a>05880     <span class="keywordflow">if</span>(wOffset &gt;= L)
    3114. 

  3114. <a name="l05881"></a>05881       wOffset -= L;
    3115. 

  3115. <a name="l05882"></a>05882 
    3116. 

  3116. <a name="l05883"></a>05883     <span class="comment">/* Decrement the loop counter */</span>
    3117. 

  3117. <a name="l05884"></a>05884     i--;
    3118. 

  3118. <a name="l05885"></a>05885       }
    3119. 

  3119. <a name="l05886"></a>05886 
    3120. 

  3120. <a name="l05887"></a>05887     <span class="comment">/* Update the index pointer */</span>
    3121. 

  3121. <a name="l05888"></a>05888     *writeOffset = wOffset;
    3122. 

  3122. <a name="l05889"></a>05889   }
    3123. 

  3123. <a name="l05890"></a>05890 
    3124. 

  3124. <a name="l05891"></a>05891 
    3125. 

  3125. <a name="l05892"></a>05892 
    3126. 

  3126. <a name="l05896"></a><a class="code" href="arm__math_8h.html#ad5fb134f83f2c802261f172e3dceb131">05896</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="arm__math_8h.html#ad5fb134f83f2c802261f172e3dceb131" title="Q15 Circular Read function.">arm_circularRead_q15</a>(
    3127. 

  3127. <a name="l05897"></a>05897                         q15_t * circBuffer,
    3128. 

  3128. <a name="l05898"></a>05898                         int32_t L,
    3129. 

  3129. <a name="l05899"></a>05899                         int32_t * readOffset,
    3130. 

  3130. <a name="l05900"></a>05900                         int32_t bufferInc,
    3131. 

  3131. <a name="l05901"></a>05901                         q15_t * dst,
    3132. 

  3132. <a name="l05902"></a>05902                         q15_t * dst_base,
    3133. 

  3133. <a name="l05903"></a>05903                         int32_t dst_length,
    3134. 

  3134. <a name="l05904"></a>05904                         int32_t dstInc,
    3135. 

  3135. <a name="l05905"></a>05905                         uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>)
    3136. 

  3136. <a name="l05906"></a>05906   {
    3137. 

  3137. <a name="l05907"></a>05907     uint32_t i = 0;
    3138. 

  3138. <a name="l05908"></a>05908     int32_t rOffset, dst_end;
    3139. 

  3139. <a name="l05909"></a>05909 
    3140. 

  3140. <a name="l05910"></a>05910     <span class="comment">/* Copy the value of Index pointer that points</span>
    3141. 

  3141. <a name="l05911"></a>05911 <span class="comment">     * to the current location from where the input samples to be read */</span>
    3142. 

  3142. <a name="l05912"></a>05912     rOffset = *readOffset;
    3143. 

  3143. <a name="l05913"></a>05913 
    3144. 

  3144. <a name="l05914"></a>05914     dst_end = (int32_t) (dst_base + dst_length);
    3145. 

  3145. <a name="l05915"></a>05915 
    3146. 

  3146. <a name="l05916"></a>05916     <span class="comment">/* Loop over the blockSize */</span>
    3147. 

  3147. <a name="l05917"></a>05917     i = <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>;
    3148. 

  3148. <a name="l05918"></a>05918 
    3149. 

  3149. <a name="l05919"></a>05919     <span class="keywordflow">while</span>(i &gt; 0u)
    3150. 

  3150. <a name="l05920"></a>05920       {
    3151. 

  3151. <a name="l05921"></a>05921     <span class="comment">/* copy the sample from the circular buffer to the destination buffer */</span>
    3152. 

  3152. <a name="l05922"></a>05922     *dst = circBuffer[rOffset];
    3153. 

  3153. <a name="l05923"></a>05923 
    3154. 

  3154. <a name="l05924"></a>05924     <span class="comment">/* Update the input pointer */</span>
    3155. 

  3155. <a name="l05925"></a>05925     dst += dstInc;
    3156. 

  3156. <a name="l05926"></a>05926 
    3157. 

  3157. <a name="l05927"></a>05927     <span class="keywordflow">if</span>(dst == (q15_t *) dst_end)
    3158. 

  3158. <a name="l05928"></a>05928       {
    3159. 

  3159. <a name="l05929"></a>05929         dst = dst_base;
    3160. 

  3160. <a name="l05930"></a>05930       }
    3161. 

  3161. <a name="l05931"></a>05931 
    3162. 

  3162. <a name="l05932"></a>05932     <span class="comment">/* Circularly update wOffset.  Watch out for positive and negative value */</span>
    3163. 

  3163. <a name="l05933"></a>05933     rOffset += bufferInc;
    3164. 

  3164. <a name="l05934"></a>05934 
    3165. 

  3165. <a name="l05935"></a>05935     <span class="keywordflow">if</span>(rOffset &gt;= L)
    3166. 

  3166. <a name="l05936"></a>05936       {
    3167. 

  3167. <a name="l05937"></a>05937         rOffset -= L;
    3168. 

  3168. <a name="l05938"></a>05938       }
    3169. 

  3169. <a name="l05939"></a>05939 
    3170. 

  3170. <a name="l05940"></a>05940     <span class="comment">/* Decrement the loop counter */</span>
    3171. 

  3171. <a name="l05941"></a>05941     i--;
    3172. 

  3172. <a name="l05942"></a>05942       }
    3173. 

  3173. <a name="l05943"></a>05943 
    3174. 

  3174. <a name="l05944"></a>05944     <span class="comment">/* Update the index pointer */</span>
    3175. 

  3175. <a name="l05945"></a>05945     *readOffset = rOffset;
    3176. 

  3176. <a name="l05946"></a>05946   }
    3177. 

  3177. <a name="l05947"></a>05947 
    3178. 

  3178. <a name="l05948"></a>05948 
    3179. 

  3179. <a name="l05953"></a><a class="code" href="arm__math_8h.html#addba85b1f7fbd472fd00ddd9ce43aea8">05953</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="arm__math_8h.html#addba85b1f7fbd472fd00ddd9ce43aea8" title="Q7 Circular write function.">arm_circularWrite_q7</a>(
    3180. 

  3180. <a name="l05954"></a>05954                         q7_t * circBuffer,
    3181. 

  3181. <a name="l05955"></a>05955                         int32_t L,
    3182. 

  3182. <a name="l05956"></a>05956                         uint16_t * writeOffset,
    3183. 

  3183. <a name="l05957"></a>05957                         int32_t bufferInc,
    3184. 

  3184. <a name="l05958"></a>05958                         <span class="keyword">const</span> q7_t * src,
    3185. 

  3185. <a name="l05959"></a>05959                         int32_t srcInc,
    3186. 

  3186. <a name="l05960"></a>05960                         uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>)
    3187. 

  3187. <a name="l05961"></a>05961   {
    3188. 

  3188. <a name="l05962"></a>05962     uint32_t i = 0u;
    3189. 

  3189. <a name="l05963"></a>05963     int32_t wOffset;
    3190. 

  3190. <a name="l05964"></a>05964 
    3191. 

  3191. <a name="l05965"></a>05965     <span class="comment">/* Copy the value of Index pointer that points</span>
    3192. 

  3192. <a name="l05966"></a>05966 <span class="comment">     * to the current location where the input samples to be copied */</span>
    3193. 

  3193. <a name="l05967"></a>05967     wOffset = *writeOffset;
    3194. 

  3194. <a name="l05968"></a>05968 
    3195. 

  3195. <a name="l05969"></a>05969     <span class="comment">/* Loop over the blockSize */</span>
    3196. 

  3196. <a name="l05970"></a>05970     i = <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>;
    3197. 

  3197. <a name="l05971"></a>05971 
    3198. 

  3198. <a name="l05972"></a>05972     <span class="keywordflow">while</span>(i &gt; 0u)
    3199. 

  3199. <a name="l05973"></a>05973       {
    3200. 

  3200. <a name="l05974"></a>05974     <span class="comment">/* copy the input sample to the circular buffer */</span>
    3201. 

  3201. <a name="l05975"></a>05975     circBuffer[wOffset] = *src;
    3202. 

  3202. <a name="l05976"></a>05976 
    3203. 

  3203. <a name="l05977"></a>05977     <span class="comment">/* Update the input pointer */</span>
    3204. 

  3204. <a name="l05978"></a>05978     src += srcInc;
    3205. 

  3205. <a name="l05979"></a>05979 
    3206. 

  3206. <a name="l05980"></a>05980     <span class="comment">/* Circularly update wOffset.  Watch out for positive and negative value */</span>
    3207. 

  3207. <a name="l05981"></a>05981     wOffset += bufferInc;
    3208. 

  3208. <a name="l05982"></a>05982     <span class="keywordflow">if</span>(wOffset &gt;= L)
    3209. 

  3209. <a name="l05983"></a>05983       wOffset -= L;
    3210. 

  3210. <a name="l05984"></a>05984 
    3211. 

  3211. <a name="l05985"></a>05985     <span class="comment">/* Decrement the loop counter */</span>
    3212. 

  3212. <a name="l05986"></a>05986     i--;
    3213. 

  3213. <a name="l05987"></a>05987       }
    3214. 

  3214. <a name="l05988"></a>05988 
    3215. 

  3215. <a name="l05989"></a>05989     <span class="comment">/* Update the index pointer */</span>
    3216. 

  3216. <a name="l05990"></a>05990     *writeOffset = wOffset;
    3217. 

  3217. <a name="l05991"></a>05991   }
    3218. 

  3218. <a name="l05992"></a>05992 
    3219. 

  3219. <a name="l05993"></a>05993 
    3220. 

  3220. <a name="l05994"></a>05994 
    3221. 

  3221. <a name="l05998"></a><a class="code" href="arm__math_8h.html#a30aa80ea20abe71f3afa99f2f0391ed5">05998</a>   <span class="keyword">static</span> __INLINE <span class="keywordtype">void</span> <a class="code" href="arm__math_8h.html#a30aa80ea20abe71f3afa99f2f0391ed5" title="Q7 Circular Read function.">arm_circularRead_q7</a>(
    3222. 

  3222. <a name="l05999"></a>05999                        q7_t * circBuffer,
    3223. 

  3223. <a name="l06000"></a>06000                        int32_t L,
    3224. 

  3224. <a name="l06001"></a>06001                        int32_t * readOffset,
    3225. 

  3225. <a name="l06002"></a>06002                        int32_t bufferInc,
    3226. 

  3226. <a name="l06003"></a>06003                        q7_t * dst,
    3227. 

  3227. <a name="l06004"></a>06004                        q7_t * dst_base,
    3228. 

  3228. <a name="l06005"></a>06005                        int32_t dst_length,
    3229. 

  3229. <a name="l06006"></a>06006                        int32_t dstInc,
    3230. 

  3230. <a name="l06007"></a>06007                        uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>)
    3231. 

  3231. <a name="l06008"></a>06008   {
    3232. 

  3232. <a name="l06009"></a>06009     uint32_t i = 0;
    3233. 

  3233. <a name="l06010"></a>06010     int32_t rOffset, dst_end;
    3234. 

  3234. <a name="l06011"></a>06011 
    3235. 

  3235. <a name="l06012"></a>06012     <span class="comment">/* Copy the value of Index pointer that points</span>
    3236. 

  3236. <a name="l06013"></a>06013 <span class="comment">     * to the current location from where the input samples to be read */</span>
    3237. 

  3237. <a name="l06014"></a>06014     rOffset = *readOffset;
    3238. 

  3238. <a name="l06015"></a>06015 
    3239. 

  3239. <a name="l06016"></a>06016     dst_end = (int32_t) (dst_base + dst_length);
    3240. 

  3240. <a name="l06017"></a>06017 
    3241. 

  3241. <a name="l06018"></a>06018     <span class="comment">/* Loop over the blockSize */</span>
    3242. 

  3242. <a name="l06019"></a>06019     i = <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>;
    3243. 

  3243. <a name="l06020"></a>06020 
    3244. 

  3244. <a name="l06021"></a>06021     <span class="keywordflow">while</span>(i &gt; 0u)
    3245. 

  3245. <a name="l06022"></a>06022       {
    3246. 

  3246. <a name="l06023"></a>06023     <span class="comment">/* copy the sample from the circular buffer to the destination buffer */</span>
    3247. 

  3247. <a name="l06024"></a>06024     *dst = circBuffer[rOffset];
    3248. 

  3248. <a name="l06025"></a>06025 
    3249. 

  3249. <a name="l06026"></a>06026     <span class="comment">/* Update the input pointer */</span>
    3250. 

  3250. <a name="l06027"></a>06027     dst += dstInc;
    3251. 

  3251. <a name="l06028"></a>06028 
    3252. 

  3252. <a name="l06029"></a>06029     <span class="keywordflow">if</span>(dst == (q7_t *) dst_end)
    3253. 

  3253. <a name="l06030"></a>06030       {
    3254. 

  3254. <a name="l06031"></a>06031         dst = dst_base;
    3255. 

  3255. <a name="l06032"></a>06032       }
    3256. 

  3256. <a name="l06033"></a>06033 
    3257. 

  3257. <a name="l06034"></a>06034     <span class="comment">/* Circularly update rOffset.  Watch out for positive and negative value */</span>
    3258. 

  3258. <a name="l06035"></a>06035     rOffset += bufferInc;
    3259. 

  3259. <a name="l06036"></a>06036 
    3260. 

  3260. <a name="l06037"></a>06037     <span class="keywordflow">if</span>(rOffset &gt;= L)
    3261. 

  3261. <a name="l06038"></a>06038       {
    3262. 

  3262. <a name="l06039"></a>06039         rOffset -= L;
    3263. 

  3263. <a name="l06040"></a>06040       }
    3264. 

  3264. <a name="l06041"></a>06041 
    3265. 

  3265. <a name="l06042"></a>06042     <span class="comment">/* Decrement the loop counter */</span>
    3266. 

  3266. <a name="l06043"></a>06043     i--;
    3267. 

  3267. <a name="l06044"></a>06044       }
    3268. 

  3268. <a name="l06045"></a>06045 
    3269. 

  3269. <a name="l06046"></a>06046     <span class="comment">/* Update the index pointer */</span>
    3270. 

  3270. <a name="l06047"></a>06047     *readOffset = rOffset;
    3271. 

  3271. <a name="l06048"></a>06048   }
    3272. 

  3272. <a name="l06049"></a>06049 
    3273. 

  3273. <a name="l06050"></a>06050 
    3274. 

  3274. <a name="l06059"></a>06059   <span class="keywordtype">void</span> <a class="code" href="group__power.html#ga0b93d31bb5b5ed214c2b94d8a7744cd2" title="Sum of the squares of the elements of a Q31 vector.">arm_power_q31</a>(
    3275. 

  3275. <a name="l06060"></a>06060               q31_t * pSrc,
    3276. 

  3276. <a name="l06061"></a>06061              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3277. 

  3277. <a name="l06062"></a>06062              q63_t * pResult);
    3278. 

  3278. <a name="l06063"></a>06063 
    3279. 

  3279. <a name="l06072"></a>06072   <span class="keywordtype">void</span> <a class="code" href="group__power.html#ga993c00dd7f661d66bdb6e58426e893aa" title="Sum of the squares of the elements of a floating-point vector.">arm_power_f32</a>(
    3280. 

  3280. <a name="l06073"></a>06073               float32_t * pSrc,
    3281. 

  3281. <a name="l06074"></a>06074              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3282. 

  3282. <a name="l06075"></a>06075              float32_t * pResult);
    3283. 

  3283. <a name="l06076"></a>06076 
    3284. 

  3284. <a name="l06085"></a>06085   <span class="keywordtype">void</span> <a class="code" href="group__power.html#ga7050c04b7515e01a75c38f1abbaf71ba" title="Sum of the squares of the elements of a Q15 vector.">arm_power_q15</a>(
    3285. 

  3285. <a name="l06086"></a>06086               q15_t * pSrc,
    3286. 

  3286. <a name="l06087"></a>06087              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3287. 

  3287. <a name="l06088"></a>06088              q63_t * pResult);
    3288. 

  3288. <a name="l06089"></a>06089 
    3289. 

  3289. <a name="l06098"></a>06098   <span class="keywordtype">void</span> <a class="code" href="group__power.html#gaf969c85c5655e3d72d7b99ff188f92c9" title="Sum of the squares of the elements of a Q7 vector.">arm_power_q7</a>(
    3290. 

  3290. <a name="l06099"></a>06099              q7_t * pSrc,
    3291. 

  3291. <a name="l06100"></a>06100             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3292. 

  3292. <a name="l06101"></a>06101             q31_t * pResult);
    3293. 

  3293. <a name="l06102"></a>06102 
    3294. 

  3294. <a name="l06111"></a>06111   <span class="keywordtype">void</span> <a class="code" href="group__mean.html#gaebc707ee539020357c25da4c75b52eb7" title="Mean value of a Q7 vector.">arm_mean_q7</a>(
    3295. 

  3295. <a name="l06112"></a>06112             q7_t * pSrc,
    3296. 

  3296. <a name="l06113"></a>06113            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3297. 

  3297. <a name="l06114"></a>06114            q7_t * pResult);
    3298. 

  3298. <a name="l06115"></a>06115 
    3299. 

  3299. <a name="l06123"></a>06123   <span class="keywordtype">void</span> <a class="code" href="group__mean.html#gac882495d5f098819fd3939c1ef7795b3" title="Mean value of a Q15 vector.">arm_mean_q15</a>(
    3300. 

  3300. <a name="l06124"></a>06124              q15_t * pSrc,
    3301. 

  3301. <a name="l06125"></a>06125             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3302. 

  3302. <a name="l06126"></a>06126             q15_t * pResult);
    3303. 

  3303. <a name="l06127"></a>06127 
    3304. 

  3304. <a name="l06135"></a>06135   <span class="keywordtype">void</span> <a class="code" href="group__mean.html#gacf2526d8c2d75e486e8f0b0e31877ad0" title="Mean value of a Q31 vector.">arm_mean_q31</a>(
    3305. 

  3305. <a name="l06136"></a>06136              q31_t * pSrc,
    3306. 

  3306. <a name="l06137"></a>06137             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3307. 

  3307. <a name="l06138"></a>06138             q31_t * pResult);
    3308. 

  3308. <a name="l06139"></a>06139 
    3309. 

  3309. <a name="l06147"></a>06147   <span class="keywordtype">void</span> <a class="code" href="group__mean.html#ga74ce08c49ab61e57bd50c3a0ca1fdb2b" title="Mean value of a floating-point vector.">arm_mean_f32</a>(
    3310. 

  3310. <a name="l06148"></a>06148              float32_t * pSrc,
    3311. 

  3311. <a name="l06149"></a>06149             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3312. 

  3312. <a name="l06150"></a>06150             float32_t * pResult);
    3313. 

  3313. <a name="l06151"></a>06151 
    3314. 

  3314. <a name="l06160"></a>06160   <span class="keywordtype">void</span> <a class="code" href="group__variance.html#ga393f26c5a3bfa05624fb8d32232a6d96" title="Variance of the elements of a floating-point vector.">arm_var_f32</a>(
    3315. 

  3315. <a name="l06161"></a>06161             float32_t * pSrc,
    3316. 

  3316. <a name="l06162"></a>06162            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3317. 

  3317. <a name="l06163"></a>06163            float32_t * pResult);
    3318. 

  3318. <a name="l06164"></a>06164 
    3319. 

  3319. <a name="l06173"></a>06173   <span class="keywordtype">void</span> <a class="code" href="group__variance.html#ga353e4c924e707ab9ee7687d28094a668" title="Variance of the elements of a Q31 vector.">arm_var_q31</a>(
    3320. 

  3320. <a name="l06174"></a>06174             q31_t * pSrc,
    3321. 

  3321. <a name="l06175"></a>06175            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3322. 

  3322. <a name="l06176"></a>06176            q63_t * pResult);
    3323. 

  3323. <a name="l06177"></a>06177 
    3324. 

  3324. <a name="l06186"></a>06186   <span class="keywordtype">void</span> <a class="code" href="group__variance.html#ga957b23ddcc2e0883461797ebf8a2cf1f" title="Variance of the elements of a Q15 vector.">arm_var_q15</a>(
    3325. 

  3325. <a name="l06187"></a>06187             q15_t * pSrc,
    3326. 

  3326. <a name="l06188"></a>06188            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3327. 

  3327. <a name="l06189"></a>06189            q31_t * pResult);
    3328. 

  3328. <a name="l06190"></a>06190 
    3329. 

  3329. <a name="l06199"></a>06199   <span class="keywordtype">void</span> <a class="code" href="group___r_m_s.html#ga0e3ab1b57da32d45388d1fa90d7fd88c" title="Root Mean Square of the elements of a floating-point vector.">arm_rms_f32</a>(
    3330. 

  3330. <a name="l06200"></a>06200             float32_t * pSrc,
    3331. 

  3331. <a name="l06201"></a>06201            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3332. 

  3332. <a name="l06202"></a>06202            float32_t * pResult);
    3333. 

  3333. <a name="l06203"></a>06203 
    3334. 

  3334. <a name="l06212"></a>06212   <span class="keywordtype">void</span> <a class="code" href="group___r_m_s.html#gae33015fda23fc44e7ead5e5ed7e8d314" title="Root Mean Square of the elements of a Q31 vector.">arm_rms_q31</a>(
    3335. 

  3335. <a name="l06213"></a>06213             q31_t * pSrc,
    3336. 

  3336. <a name="l06214"></a>06214            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3337. 

  3337. <a name="l06215"></a>06215            q31_t * pResult);
    3338. 

  3338. <a name="l06216"></a>06216 
    3339. 

  3339. <a name="l06225"></a>06225   <span class="keywordtype">void</span> <a class="code" href="group___r_m_s.html#gaf5b836b72dda9e5dfbbd17c7906fd13f" title="Root Mean Square of the elements of a Q15 vector.">arm_rms_q15</a>(
    3340. 

  3340. <a name="l06226"></a>06226             q15_t * pSrc,
    3341. 

  3341. <a name="l06227"></a>06227            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3342. 

  3342. <a name="l06228"></a>06228            q15_t * pResult);
    3343. 

  3343. <a name="l06229"></a>06229 
    3344. 

  3344. <a name="l06238"></a>06238   <span class="keywordtype">void</span> <a class="code" href="group___s_t_d.html#ga4969b5b5f3d001377bc401a3ee99dfc2" title="Standard deviation of the elements of a floating-point vector.">arm_std_f32</a>(
    3345. 

  3345. <a name="l06239"></a>06239             float32_t * pSrc,
    3346. 

  3346. <a name="l06240"></a>06240            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3347. 

  3347. <a name="l06241"></a>06241            float32_t * pResult);
    3348. 

  3348. <a name="l06242"></a>06242 
    3349. 

  3349. <a name="l06251"></a>06251   <span class="keywordtype">void</span> <a class="code" href="group___s_t_d.html#ga39495e74f96116178be085c9dc7742f5" title="Standard deviation of the elements of a Q31 vector.">arm_std_q31</a>(
    3350. 

  3350. <a name="l06252"></a>06252             q31_t * pSrc,
    3351. 

  3351. <a name="l06253"></a>06253            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3352. 

  3352. <a name="l06254"></a>06254            q31_t * pResult);
    3353. 

  3353. <a name="l06255"></a>06255 
    3354. 

  3354. <a name="l06264"></a>06264   <span class="keywordtype">void</span> <a class="code" href="group___s_t_d.html#gaf9d27afa9928ff28a63cd98ea9218a72" title="Standard deviation of the elements of a Q15 vector.">arm_std_q15</a>(
    3355. 

  3355. <a name="l06265"></a>06265             q15_t * pSrc,
    3356. 

  3356. <a name="l06266"></a>06266            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3357. 

  3357. <a name="l06267"></a>06267            q15_t * pResult);
    3358. 

  3358. <a name="l06268"></a>06268 
    3359. 

  3359. <a name="l06277"></a>06277   <span class="keywordtype">void</span> <a class="code" href="group__cmplx__mag.html#gae45024c497392cde2ae358a76d435213" title="Floating-point complex magnitude.">arm_cmplx_mag_f32</a>(
    3360. 

  3360. <a name="l06278"></a>06278               float32_t * pSrc,
    3361. 

  3361. <a name="l06279"></a>06279              float32_t * pDst,
    3362. 

  3362. <a name="l06280"></a>06280              uint32_t numSamples);
    3363. 

  3363. <a name="l06281"></a>06281 
    3364. 

  3364. <a name="l06290"></a>06290   <span class="keywordtype">void</span> <a class="code" href="group__cmplx__mag.html#ga14f82f9230e9d96d5b9774e2fefcb7be" title="Q31 complex magnitude.">arm_cmplx_mag_q31</a>(
    3365. 

  3365. <a name="l06291"></a>06291               q31_t * pSrc,
    3366. 

  3366. <a name="l06292"></a>06292              q31_t * pDst,
    3367. 

  3367. <a name="l06293"></a>06293              uint32_t numSamples);
    3368. 

  3368. <a name="l06294"></a>06294 
    3369. 

  3369. <a name="l06303"></a>06303   <span class="keywordtype">void</span> <a class="code" href="group__cmplx__mag.html#ga0a4a8f77a6a51d9b3f3b9d729f85b7a4" title="Q15 complex magnitude.">arm_cmplx_mag_q15</a>(
    3370. 

  3370. <a name="l06304"></a>06304               q15_t * pSrc,
    3371. 

  3371. <a name="l06305"></a>06305              q15_t * pDst,
    3372. 

  3372. <a name="l06306"></a>06306              uint32_t numSamples);
    3373. 

  3373. <a name="l06307"></a>06307 
    3374. 

  3374. <a name="l06318"></a>06318   <span class="keywordtype">void</span> <a class="code" href="group__cmplx__dot__prod.html#ga2b08b5e8001d2c15204639d00893fc70" title="Q15 complex dot product.">arm_cmplx_dot_prod_q15</a>(
    3375. 

  3375. <a name="l06319"></a>06319                    q15_t * pSrcA,
    3376. 

  3376. <a name="l06320"></a>06320                    q15_t * pSrcB,
    3377. 

  3377. <a name="l06321"></a>06321                   uint32_t numSamples,
    3378. 

  3378. <a name="l06322"></a>06322                   q31_t * realResult,
    3379. 

  3379. <a name="l06323"></a>06323                   q31_t * imagResult);
    3380. 

  3380. <a name="l06324"></a>06324 
    3381. 

  3381. <a name="l06335"></a>06335   <span class="keywordtype">void</span> <a class="code" href="group__cmplx__dot__prod.html#ga5b731a59db062a9ad84562ef68a6c8af" title="Q31 complex dot product.">arm_cmplx_dot_prod_q31</a>(
    3382. 

  3382. <a name="l06336"></a>06336                    q31_t * pSrcA,
    3383. 

  3383. <a name="l06337"></a>06337                    q31_t * pSrcB,
    3384. 

  3384. <a name="l06338"></a>06338                   uint32_t numSamples,
    3385. 

  3385. <a name="l06339"></a>06339                   q63_t * realResult,
    3386. 

  3386. <a name="l06340"></a>06340                   q63_t * imagResult);
    3387. 

  3387. <a name="l06341"></a>06341 
    3388. 

  3388. <a name="l06352"></a>06352   <span class="keywordtype">void</span> <a class="code" href="group__cmplx__dot__prod.html#gadcfaf567a25eb641da4043eafb9bb076" title="Floating-point complex dot product.">arm_cmplx_dot_prod_f32</a>(
    3389. 

  3389. <a name="l06353"></a>06353                    float32_t * pSrcA,
    3390. 

  3390. <a name="l06354"></a>06354                    float32_t * pSrcB,
    3391. 

  3391. <a name="l06355"></a>06355                   uint32_t numSamples,
    3392. 

  3392. <a name="l06356"></a>06356                   float32_t * realResult,
    3393. 

  3393. <a name="l06357"></a>06357                   float32_t * imagResult);
    3394. 

  3394. <a name="l06358"></a>06358 
    3395. 

  3395. <a name="l06368"></a>06368   <span class="keywordtype">void</span> <a class="code" href="group___cmplx_by_real_mult.html#ga3bd8889dcb45980e1d3e53344df54e85" title="Q15 complex-by-real multiplication.">arm_cmplx_mult_real_q15</a>(
    3396. 

  3396. <a name="l06369"></a>06369                     q15_t * pSrcCmplx,
    3397. 

  3397. <a name="l06370"></a>06370                     q15_t * pSrcReal,
    3398. 

  3398. <a name="l06371"></a>06371                    q15_t * pCmplxDst,
    3399. 

  3399. <a name="l06372"></a>06372                    uint32_t numSamples);
    3400. 

  3400. <a name="l06373"></a>06373 
    3401. 

  3401. <a name="l06383"></a>06383   <span class="keywordtype">void</span> <a class="code" href="group___cmplx_by_real_mult.html#ga715e4bb8e945b8ca51ec5237611697ce" title="Q31 complex-by-real multiplication.">arm_cmplx_mult_real_q31</a>(
    3402. 

  3402. <a name="l06384"></a>06384                     q31_t * pSrcCmplx,
    3403. 

  3403. <a name="l06385"></a>06385                     q31_t * pSrcReal,
    3404. 

  3404. <a name="l06386"></a>06386                    q31_t * pCmplxDst,
    3405. 

  3405. <a name="l06387"></a>06387                    uint32_t numSamples);
    3406. 

  3406. <a name="l06388"></a>06388 
    3407. 

  3407. <a name="l06398"></a>06398   <span class="keywordtype">void</span> <a class="code" href="group___cmplx_by_real_mult.html#ga9c18616f56cb4d3c0889ce0b339221ca" title="Floating-point complex-by-real multiplication.">arm_cmplx_mult_real_f32</a>(
    3408. 

  3408. <a name="l06399"></a>06399                     float32_t * pSrcCmplx,
    3409. 

  3409. <a name="l06400"></a>06400                     float32_t * pSrcReal,
    3410. 

  3410. <a name="l06401"></a>06401                    float32_t * pCmplxDst,
    3411. 

  3411. <a name="l06402"></a>06402                    uint32_t numSamples);
    3412. 

  3412. <a name="l06403"></a>06403 
    3413. 

  3413. <a name="l06413"></a>06413   <span class="keywordtype">void</span> <a class="code" href="group___min.html#ga3631d38ac8d715fc14f6f1b343f4c4ed" title="Minimum value of a Q7 vector.">arm_min_q7</a>(
    3414. 

  3414. <a name="l06414"></a>06414            q7_t * pSrc,
    3415. 

  3415. <a name="l06415"></a>06415           uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3416. 

  3416. <a name="l06416"></a>06416           q7_t * result,
    3417. 

  3417. <a name="l06417"></a>06417           uint32_t * index);
    3418. 

  3418. <a name="l06418"></a>06418 
    3419. 

  3419. <a name="l06428"></a>06428   <span class="keywordtype">void</span> <a class="code" href="group___min.html#gad065e37535ebb726750ac1545cb3fa6f" title="Minimum value of a Q15 vector.">arm_min_q15</a>(
    3420. 

  3420. <a name="l06429"></a>06429             q15_t * pSrc,
    3421. 

  3421. <a name="l06430"></a>06430            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3422. 

  3422. <a name="l06431"></a>06431            q15_t * pResult,
    3423. 

  3423. <a name="l06432"></a>06432            uint32_t * pIndex);
    3424. 

  3424. <a name="l06433"></a>06433 
    3425. 

  3425. <a name="l06442"></a>06442   <span class="keywordtype">void</span> <a class="code" href="group___min.html#gab20faeceb5ff5d2d9dd628c2ecf41303" title="Minimum value of a Q31 vector.">arm_min_q31</a>(
    3426. 

  3426. <a name="l06443"></a>06443             q31_t * pSrc,
    3427. 

  3427. <a name="l06444"></a>06444            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3428. 

  3428. <a name="l06445"></a>06445            q31_t * pResult,
    3429. 

  3429. <a name="l06446"></a>06446            uint32_t * pIndex);
    3430. 

  3430. <a name="l06447"></a>06447 
    3431. 

  3431. <a name="l06457"></a>06457   <span class="keywordtype">void</span> <a class="code" href="group___min.html#gaf62b1673740fc516ea64daf777b7d74a" title="Minimum value of a floating-point vector.">arm_min_f32</a>(
    3432. 

  3432. <a name="l06458"></a>06458             float32_t * pSrc,
    3433. 

  3433. <a name="l06459"></a>06459            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3434. 

  3434. <a name="l06460"></a>06460            float32_t * pResult,
    3435. 

  3435. <a name="l06461"></a>06461            uint32_t * pIndex);
    3436. 

  3436. <a name="l06462"></a>06462 
    3437. 

  3437. <a name="l06472"></a>06472   <span class="keywordtype">void</span> <a class="code" href="group___max.html#ga6afd64d381b5c232de59163ebfe71e35" title="Maximum value of a Q7 vector.">arm_max_q7</a>(
    3438. 

  3438. <a name="l06473"></a>06473            q7_t * pSrc,
    3439. 

  3439. <a name="l06474"></a>06474           uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3440. 

  3440. <a name="l06475"></a>06475           q7_t * pResult,
    3441. 

  3441. <a name="l06476"></a>06476           uint32_t * pIndex);
    3442. 

  3442. <a name="l06477"></a>06477 
    3443. 

  3443. <a name="l06487"></a>06487   <span class="keywordtype">void</span> <a class="code" href="group___max.html#gac132856c68f4bf2a056eaad5921c7880" title="Maximum value of a Q15 vector.">arm_max_q15</a>(
    3444. 

  3444. <a name="l06488"></a>06488             q15_t * pSrc,
    3445. 

  3445. <a name="l06489"></a>06489            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3446. 

  3446. <a name="l06490"></a>06490            q15_t * pResult,
    3447. 

  3447. <a name="l06491"></a>06491            uint32_t * pIndex);
    3448. 

  3448. <a name="l06492"></a>06492 
    3449. 

  3449. <a name="l06502"></a>06502   <span class="keywordtype">void</span> <a class="code" href="group___max.html#gaff7cbd4e955382def06724cc4cc85795" title="Maximum value of a Q31 vector.">arm_max_q31</a>(
    3450. 

  3450. <a name="l06503"></a>06503             q31_t * pSrc,
    3451. 

  3451. <a name="l06504"></a>06504            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3452. 

  3452. <a name="l06505"></a>06505            q31_t * pResult,
    3453. 

  3453. <a name="l06506"></a>06506            uint32_t * pIndex);
    3454. 

  3454. <a name="l06507"></a>06507 
    3455. 

  3455. <a name="l06517"></a>06517   <span class="keywordtype">void</span> <a class="code" href="group___max.html#ga5b89d1b04575aeec494f678695fb87d8" title="Maximum value of a floating-point vector.">arm_max_f32</a>(
    3456. 

  3456. <a name="l06518"></a>06518             float32_t * pSrc,
    3457. 

  3457. <a name="l06519"></a>06519            uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>,
    3458. 

  3458. <a name="l06520"></a>06520            float32_t * pResult,
    3459. 

  3459. <a name="l06521"></a>06521            uint32_t * pIndex);
    3460. 

  3460. <a name="l06522"></a>06522 
    3461. 

  3461. <a name="l06532"></a>06532   <span class="keywordtype">void</span> <a class="code" href="group___cmplx_by_cmplx_mult.html#ga67e96abfc9c3e30efb70a2ec9d0fe7e8" title="Q15 complex-by-complex multiplication.">arm_cmplx_mult_cmplx_q15</a>(
    3462. 

  3462. <a name="l06533"></a>06533                     q15_t * pSrcA,
    3463. 

  3463. <a name="l06534"></a>06534                     q15_t * pSrcB,
    3464. 

  3464. <a name="l06535"></a>06535                    q15_t * pDst,
    3465. 

  3465. <a name="l06536"></a>06536                    uint32_t numSamples);
    3466. 

  3466. <a name="l06537"></a>06537 
    3467. 

  3467. <a name="l06547"></a>06547   <span class="keywordtype">void</span> <a class="code" href="group___cmplx_by_cmplx_mult.html#ga1829e50993a90742de225a0ce4213838" title="Q31 complex-by-complex multiplication.">arm_cmplx_mult_cmplx_q31</a>(
    3468. 

  3468. <a name="l06548"></a>06548                     q31_t * pSrcA,
    3469. 

  3469. <a name="l06549"></a>06549                     q31_t * pSrcB,
    3470. 

  3470. <a name="l06550"></a>06550                    q31_t * pDst,
    3471. 

  3471. <a name="l06551"></a>06551                    uint32_t numSamples);
    3472. 

  3472. <a name="l06552"></a>06552 
    3473. 

  3473. <a name="l06562"></a>06562   <span class="keywordtype">void</span> <a class="code" href="group___cmplx_by_cmplx_mult.html#ga14b47080054a1ba1250a86805be1ff6b" title="Floating-point complex-by-complex multiplication.">arm_cmplx_mult_cmplx_f32</a>(
    3474. 

  3474. <a name="l06563"></a>06563                     float32_t * pSrcA,
    3475. 

  3475. <a name="l06564"></a>06564                     float32_t * pSrcB,
    3476. 

  3476. <a name="l06565"></a>06565                    float32_t * pDst,
    3477. 

  3477. <a name="l06566"></a>06566                    uint32_t numSamples);
    3478. 

  3478. <a name="l06567"></a>06567 
    3479. 

  3479. <a name="l06575"></a>06575   <span class="keywordtype">void</span> <a class="code" href="group__float__to__x.html#ga177704107f94564e9abe4daaa36f4554" title="Converts the elements of the floating-point vector to Q31 vector.">arm_float_to_q31</a>(
    3480. 

  3480. <a name="l06576"></a>06576                    float32_t * pSrc,
    3481. 

  3481. <a name="l06577"></a>06577                   q31_t * pDst,
    3482. 

  3482. <a name="l06578"></a>06578                   uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    3483. 

  3483. <a name="l06579"></a>06579 
    3484. 

  3484. <a name="l06587"></a>06587   <span class="keywordtype">void</span> <a class="code" href="group__float__to__x.html#ga215456e35a18db86882e1d3f0d24e1f2" title="Converts the elements of the floating-point vector to Q15 vector.">arm_float_to_q15</a>(
    3485. 

  3485. <a name="l06588"></a>06588                    float32_t * pSrc,
    3486. 

  3486. <a name="l06589"></a>06589                   q15_t * pDst,
    3487. 

  3487. <a name="l06590"></a>06590                   uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    3488. 

  3488. <a name="l06591"></a>06591 
    3489. 

  3489. <a name="l06599"></a>06599   <span class="keywordtype">void</span> <a class="code" href="group__float__to__x.html#ga44a393818cdee8dce80f2d66add25411" title="Converts the elements of the floating-point vector to Q7 vector.">arm_float_to_q7</a>(
    3490. 

  3490. <a name="l06600"></a>06600                   float32_t * pSrc,
    3491. 

  3491. <a name="l06601"></a>06601                  q7_t * pDst,
    3492. 

  3492. <a name="l06602"></a>06602                  uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    3493. 

  3493. <a name="l06603"></a>06603 
    3494. 

  3494. <a name="l06604"></a>06604 
    3495. 

  3495. <a name="l06612"></a>06612   <span class="keywordtype">void</span> <a class="code" href="group__q31__to__x.html#ga901dede4661365c9e7c630d3eb31c32c" title="Converts the elements of the Q31 vector to Q15 vector.">arm_q31_to_q15</a>(
    3496. 

  3496. <a name="l06613"></a>06613                q31_t * pSrc,
    3497. 

  3497. <a name="l06614"></a>06614               q15_t * pDst,
    3498. 

  3498. <a name="l06615"></a>06615               uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    3499. 

  3499. <a name="l06616"></a>06616 
    3500. 

  3500. <a name="l06624"></a>06624   <span class="keywordtype">void</span> <a class="code" href="group__q31__to__x.html#ga7f297d1a7d776805395095fdb24a8071" title="Converts the elements of the Q31 vector to Q7 vector.">arm_q31_to_q7</a>(
    3501. 

  3501. <a name="l06625"></a>06625               q31_t * pSrc,
    3502. 

  3502. <a name="l06626"></a>06626              q7_t * pDst,
    3503. 

  3503. <a name="l06627"></a>06627              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    3504. 

  3504. <a name="l06628"></a>06628 
    3505. 

  3505. <a name="l06636"></a>06636   <span class="keywordtype">void</span> <a class="code" href="group__q15__to__x.html#gaf8b0d2324de273fc430b0e61ad4e9eb2" title="Converts the elements of the Q15 vector to floating-point vector.">arm_q15_to_float</a>(
    3506. 

  3506. <a name="l06637"></a>06637              q15_t * pSrc,
    3507. 

  3507. <a name="l06638"></a>06638             float32_t * pDst,
    3508. 

  3508. <a name="l06639"></a>06639             uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    3509. 

  3509. <a name="l06640"></a>06640 
    3510. 

  3510. <a name="l06641"></a>06641 
    3511. 

  3511. <a name="l06649"></a>06649   <span class="keywordtype">void</span> <a class="code" href="group__q15__to__x.html#ga7ba2d87366990ad5380439e2b4a4c0a5" title="Converts the elements of the Q15 vector to Q31 vector.">arm_q15_to_q31</a>(
    3512. 

  3512. <a name="l06650"></a>06650                q15_t * pSrc,
    3513. 

  3513. <a name="l06651"></a>06651               q31_t * pDst,
    3514. 

  3514. <a name="l06652"></a>06652               uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    3515. 

  3515. <a name="l06653"></a>06653 
    3516. 

  3516. <a name="l06654"></a>06654 
    3517. 

  3517. <a name="l06662"></a>06662   <span class="keywordtype">void</span> <a class="code" href="group__q15__to__x.html#ga8fb31855ff8cce09c2ec9308f48ded69" title="Converts the elements of the Q15 vector to Q7 vector.">arm_q15_to_q7</a>(
    3518. 

  3518. <a name="l06663"></a>06663               q15_t * pSrc,
    3519. 

  3519. <a name="l06664"></a>06664              q7_t * pDst,
    3520. 

  3520. <a name="l06665"></a>06665              uint32_t <a class="code" href="arm__fir__example__f32_8c.html#ab6558f40a619c2502fbc24c880fd4fb0">blockSize</a>);
    3521. 

  3521. <a name="l06666"></a>06666 
    3522. 

  3522. <a name="l06667"></a>06667 
    3523. 

  3523. <a name="l06739"></a><a class="code" href="group___bilinear_interpolate.html#gab49a4c0f64854903d996d01ba38f711a">06739</a>   <span class="keyword">static</span> __INLINE float32_t <a class="code" href="group___bilinear_interpolate.html#gab49a4c0f64854903d996d01ba38f711a" title="Floating-point bilinear interpolation.">arm_bilinear_interp_f32</a>(
    3524. 

  3524. <a name="l06740"></a>06740                             <span class="keyword">const</span> <a class="code" href="structarm__bilinear__interp__instance__f32.html" title="Instance structure for the floating-point bilinear interpolation function.">arm_bilinear_interp_instance_f32</a> * S,
    3525. 

  3525. <a name="l06741"></a>06741                             float32_t X,
    3526. 

  3526. <a name="l06742"></a>06742                             float32_t Y)
    3527. 

  3527. <a name="l06743"></a>06743   {
    3528. 

  3528. <a name="l06744"></a>06744     float32_t out;
    3529. 

  3529. <a name="l06745"></a>06745     float32_t f00, f01, f10, f11;
    3530. 

  3530. <a name="l06746"></a>06746     float32_t *pData = S-&gt;<a class="code" href="structarm__bilinear__interp__instance__f32.html#afd1e764591c991c212d56c893efb5ea4">pData</a>;
    3531. 

  3531. <a name="l06747"></a>06747     int32_t xIndex, yIndex, index;
    3532. 

  3532. <a name="l06748"></a>06748     float32_t xdiff, ydiff;
    3533. 

  3533. <a name="l06749"></a>06749     float32_t b1, b2, b3, b4;
    3534. 

  3534. <a name="l06750"></a>06750 
    3535. 

  3535. <a name="l06751"></a>06751     xIndex = (int32_t) X;
    3536. 

  3536. <a name="l06752"></a>06752     yIndex = (int32_t) Y;
    3537. 

  3537. <a name="l06753"></a>06753 
    3538. 

  3538. <a name="l06754"></a>06754     <span class="comment">/* Care taken for table outside boundary */</span>
    3539. 

  3539. <a name="l06755"></a>06755     <span class="comment">/* Returns zero output when values are outside table boundary */</span>
    3540. 

  3540. <a name="l06756"></a>06756     <span class="keywordflow">if</span>(xIndex &lt; 0 || xIndex &gt; (S-&gt;<a class="code" href="structarm__bilinear__interp__instance__f32.html#a34f2b17cc57b95011960df9718af6ed6">numRows</a>-1) || yIndex &lt; 0  || yIndex &gt; ( S-&gt;<a class="code" href="structarm__bilinear__interp__instance__f32.html#aede17bebfb1f835b61d71dd813eab3f8">numCols</a>-1))
    3541. 

  3541. <a name="l06757"></a>06757     {
    3542. 

  3542. <a name="l06758"></a>06758         <span class="keywordflow">return</span>(0);
    3543. 

  3543. <a name="l06759"></a>06759     }
    3544. 

  3544. <a name="l06760"></a>06760     
    3545. 

  3545. <a name="l06761"></a>06761     <span class="comment">/* Calculation of index for two nearest points in X-direction */</span>
    3546. 

  3546. <a name="l06762"></a>06762     index = (xIndex - 1) + (yIndex-1) *  S-&gt;<a class="code" href="structarm__bilinear__interp__instance__f32.html#aede17bebfb1f835b61d71dd813eab3f8">numCols</a> ;
    3547. 

  3547. <a name="l06763"></a>06763 
    3548. 

  3548. <a name="l06764"></a>06764 
    3549. 

  3549. <a name="l06765"></a>06765     <span class="comment">/* Read two nearest points in X-direction */</span>
    3550. 

  3550. <a name="l06766"></a>06766     f00 = pData[index];
    3551. 

  3551. <a name="l06767"></a>06767     f01 = pData[index + 1];
    3552. 

  3552. <a name="l06768"></a>06768 
    3553. 

  3553. <a name="l06769"></a>06769     <span class="comment">/* Calculation of index for two nearest points in Y-direction */</span>
    3554. 

  3554. <a name="l06770"></a>06770     index = (xIndex-1) + (yIndex) * S-&gt;<a class="code" href="structarm__bilinear__interp__instance__f32.html#aede17bebfb1f835b61d71dd813eab3f8">numCols</a>;
    3555. 

  3555. <a name="l06771"></a>06771 
    3556. 

  3556. <a name="l06772"></a>06772 
    3557. 

  3557. <a name="l06773"></a>06773     <span class="comment">/* Read two nearest points in Y-direction */</span>
    3558. 

  3558. <a name="l06774"></a>06774     f10 = pData[index];
    3559. 

  3559. <a name="l06775"></a>06775     f11 = pData[index + 1];
    3560. 

  3560. <a name="l06776"></a>06776 
    3561. 

  3561. <a name="l06777"></a>06777     <span class="comment">/* Calculation of intermediate values */</span>
    3562. 

  3562. <a name="l06778"></a>06778     b1 = f00;
    3563. 

  3563. <a name="l06779"></a>06779     b2 = f01 - f00;
    3564. 

  3564. <a name="l06780"></a>06780     b3 = f10 - f00;
    3565. 

  3565. <a name="l06781"></a>06781     b4 = f00 - f01 - f10 + f11;
    3566. 

  3566. <a name="l06782"></a>06782 
    3567. 

  3567. <a name="l06783"></a>06783     <span class="comment">/* Calculation of fractional part in X */</span>
    3568. 

  3568. <a name="l06784"></a>06784     xdiff = X - xIndex;
    3569. 

  3569. <a name="l06785"></a>06785 
    3570. 

  3570. <a name="l06786"></a>06786     <span class="comment">/* Calculation of fractional part in Y */</span>
    3571. 

  3571. <a name="l06787"></a>06787     ydiff = Y - yIndex;
    3572. 

  3572. <a name="l06788"></a>06788 
    3573. 

  3573. <a name="l06789"></a>06789     <span class="comment">/* Calculation of bi-linear interpolated output */</span>
    3574. 

  3574. <a name="l06790"></a>06790      out = b1 + b2 * xdiff + b3 * ydiff + b4 * xdiff * ydiff;
    3575. 

  3575. <a name="l06791"></a>06791 
    3576. 

  3576. <a name="l06792"></a>06792    <span class="comment">/* return to application */</span>
    3577. 

  3577. <a name="l06793"></a>06793     <span class="keywordflow">return</span> (out);
    3578. 

  3578. <a name="l06794"></a>06794 
    3579. 

  3579. <a name="l06795"></a>06795   }
    3580. 

  3580. <a name="l06796"></a>06796 
    3581. 

  3581. <a name="l06806"></a><a class="code" href="group___bilinear_interpolate.html#ga202a033c8a2ad3678b136f93153b6d13">06806</a>   <span class="keyword">static</span> __INLINE q31_t <a class="code" href="group___bilinear_interpolate.html#ga202a033c8a2ad3678b136f93153b6d13" title="Q31 bilinear interpolation.">arm_bilinear_interp_q31</a>(
    3582. 

  3582. <a name="l06807"></a>06807                         <a class="code" href="structarm__bilinear__interp__instance__q31.html" title="Instance structure for the Q31 bilinear interpolation function.">arm_bilinear_interp_instance_q31</a> * S,
    3583. 

  3583. <a name="l06808"></a>06808                         q31_t X,
    3584. 

  3584. <a name="l06809"></a>06809                         q31_t Y)
    3585. 

  3585. <a name="l06810"></a>06810   {
    3586. 

  3586. <a name="l06811"></a>06811     q31_t out;                                   <span class="comment">/* Temporary output */</span>
    3587. 

  3587. <a name="l06812"></a>06812     q31_t acc = 0;                               <span class="comment">/* output */</span>
    3588. 

  3588. <a name="l06813"></a>06813     q31_t xfract, yfract;                        <span class="comment">/* X, Y fractional parts */</span>
    3589. 

  3589. <a name="l06814"></a>06814     q31_t x1, x2, y1, y2;                        <span class="comment">/* Nearest output values */</span>
    3590. 

  3590. <a name="l06815"></a>06815     int32_t rI, cI;                             <span class="comment">/* Row and column indices */</span>
    3591. 

  3591. <a name="l06816"></a>06816     q31_t *pYData = S-&gt;<a class="code" href="structarm__bilinear__interp__instance__q31.html#a843eae0c9db5f815e77e1aaf9afea358">pData</a>;                    <span class="comment">/* pointer to output table values */</span>
    3592. 

  3592. <a name="l06817"></a>06817     uint32_t nCols = S-&gt;<a class="code" href="structarm__bilinear__interp__instance__q31.html#a6c3eff4eb17ff1d43f170efb84713a2d">numCols</a>;                 <span class="comment">/* num of rows */</span>
    3593. 

  3593. <a name="l06818"></a>06818 
    3594. 

  3594. <a name="l06819"></a>06819 
    3595. 

  3595. <a name="l06820"></a>06820     <span class="comment">/* Input is in 12.20 format */</span>
    3596. 

  3596. <a name="l06821"></a>06821     <span class="comment">/* 12 bits for the table index */</span>
    3597. 

  3597. <a name="l06822"></a>06822     <span class="comment">/* Index value calculation */</span>
    3598. 

  3598. <a name="l06823"></a>06823     rI = ((X &amp; 0xFFF00000) &gt;&gt; 20u);
    3599. 

  3599. <a name="l06824"></a>06824 
    3600. 

  3600. <a name="l06825"></a>06825     <span class="comment">/* Input is in 12.20 format */</span>
    3601. 

  3601. <a name="l06826"></a>06826     <span class="comment">/* 12 bits for the table index */</span>
    3602. 

  3602. <a name="l06827"></a>06827     <span class="comment">/* Index value calculation */</span>
    3603. 

  3603. <a name="l06828"></a>06828     cI = ((Y &amp; 0xFFF00000) &gt;&gt; 20u);
    3604. 

  3604. <a name="l06829"></a>06829 
    3605. 

  3605. <a name="l06830"></a>06830     <span class="comment">/* Care taken for table outside boundary */</span>
    3606. 

  3606. <a name="l06831"></a>06831     <span class="comment">/* Returns zero output when values are outside table boundary */</span>
    3607. 

  3607. <a name="l06832"></a>06832     <span class="keywordflow">if</span>(rI &lt; 0 || rI &gt; (S-&gt;<a class="code" href="structarm__bilinear__interp__instance__q31.html#a2082e3eac56354d75291f03e96ce4aa5">numRows</a>-1) || cI &lt; 0  || cI &gt; ( S-&gt;<a class="code" href="structarm__bilinear__interp__instance__q31.html#a6c3eff4eb17ff1d43f170efb84713a2d">numCols</a>-1))
    3608. 

  3608. <a name="l06833"></a>06833     {
    3609. 

  3609. <a name="l06834"></a>06834         <span class="keywordflow">return</span>(0);
    3610. 

  3610. <a name="l06835"></a>06835     }
    3611. 

  3611. <a name="l06836"></a>06836 
    3612. 

  3612. <a name="l06837"></a>06837     <span class="comment">/* 20 bits for the fractional part */</span>
    3613. 

  3613. <a name="l06838"></a>06838     <span class="comment">/* shift left xfract by 11 to keep 1.31 format */</span>
    3614. 

  3614. <a name="l06839"></a>06839     xfract = (X &amp; 0x000FFFFF) &lt;&lt; 11u;
    3615. 

  3615. <a name="l06840"></a>06840 
    3616. 

  3616. <a name="l06841"></a>06841     <span class="comment">/* Read two nearest output values from the index */</span>
    3617. 

  3617. <a name="l06842"></a>06842     x1 = pYData[(rI) + nCols * (cI)];
    3618. 

  3618. <a name="l06843"></a>06843     x2 = pYData[(rI) + nCols * (cI) + 1u];
    3619. 

  3619. <a name="l06844"></a>06844 
    3620. 

  3620. <a name="l06845"></a>06845     <span class="comment">/* 20 bits for the fractional part */</span>
    3621. 

  3621. <a name="l06846"></a>06846     <span class="comment">/* shift left yfract by 11 to keep 1.31 format */</span>
    3622. 

  3622. <a name="l06847"></a>06847     yfract = (Y &amp; 0x000FFFFF) &lt;&lt; 11u;
    3623. 

  3623. <a name="l06848"></a>06848 
    3624. 

  3624. <a name="l06849"></a>06849     <span class="comment">/* Read two nearest output values from the index */</span>
    3625. 

  3625. <a name="l06850"></a>06850     y1 = pYData[(rI) + nCols * (cI + 1)];
    3626. 

  3626. <a name="l06851"></a>06851     y2 = pYData[(rI) + nCols * (cI + 1) + 1u];
    3627. 

  3627. <a name="l06852"></a>06852 
    3628. 

  3628. <a name="l06853"></a>06853     <span class="comment">/* Calculation of x1 * (1-xfract ) * (1-yfract) and acc is in 3.29(q29) format */</span>
    3629. 

  3629. <a name="l06854"></a>06854     out = ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) x1 * (0x7FFFFFFF - xfract)) &gt;&gt; 32));
    3630. 

  3630. <a name="l06855"></a>06855     acc = ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) out * (0x7FFFFFFF - yfract)) &gt;&gt; 32));
    3631. 

  3631. <a name="l06856"></a>06856 
    3632. 

  3632. <a name="l06857"></a>06857     <span class="comment">/* x2 * (xfract) * (1-yfract)  in 3.29(q29) and adding to acc */</span>
    3633. 

  3633. <a name="l06858"></a>06858     out = ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) ((q63_t) x2 * (0x7FFFFFFF - yfract) &gt;&gt; 32));
    3634. 

  3634. <a name="l06859"></a>06859     acc += ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) ((q63_t) out * (xfract) &gt;&gt; 32));
    3635. 

  3635. <a name="l06860"></a>06860 
    3636. 

  3636. <a name="l06861"></a>06861     <span class="comment">/* y1 * (1 - xfract) * (yfract)  in 3.29(q29) and adding to acc */</span>
    3637. 

  3637. <a name="l06862"></a>06862     out = ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) ((q63_t) y1 * (0x7FFFFFFF - xfract) &gt;&gt; 32));
    3638. 

  3638. <a name="l06863"></a>06863     acc += ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) ((q63_t) out * (yfract) &gt;&gt; 32));
    3639. 

  3639. <a name="l06864"></a>06864 
    3640. 

  3640. <a name="l06865"></a>06865     <span class="comment">/* y2 * (xfract) * (yfract)  in 3.29(q29) and adding to acc */</span>
    3641. 

  3641. <a name="l06866"></a>06866     out = ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) ((q63_t) y2 * (xfract) &gt;&gt; 32));
    3642. 

  3642. <a name="l06867"></a>06867     acc += ((<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) ((q63_t) out * (yfract) &gt;&gt; 32));
    3643. 

  3643. <a name="l06868"></a>06868 
    3644. 

  3644. <a name="l06869"></a>06869     <span class="comment">/* Convert acc to 1.31(q31) format */</span>
    3645. 

  3645. <a name="l06870"></a>06870     <span class="keywordflow">return</span> (acc &lt;&lt; 2u);
    3646. 

  3646. <a name="l06871"></a>06871 
    3647. 

  3647. <a name="l06872"></a>06872   }
    3648. 

  3648. <a name="l06873"></a>06873 
    3649. 

  3649. <a name="l06882"></a><a class="code" href="group___bilinear_interpolate.html#gaa8dffbc2a01bb7accf231384498ec85e">06882</a>   <span class="keyword">static</span> __INLINE q15_t <a class="code" href="group___bilinear_interpolate.html#gaa8dffbc2a01bb7accf231384498ec85e" title="Q15 bilinear interpolation.">arm_bilinear_interp_q15</a>(
    3650. 

  3650. <a name="l06883"></a>06883                         <a class="code" href="structarm__bilinear__interp__instance__q15.html" title="Instance structure for the Q15 bilinear interpolation function.">arm_bilinear_interp_instance_q15</a> * S,
    3651. 

  3651. <a name="l06884"></a>06884                         q31_t X,
    3652. 

  3652. <a name="l06885"></a>06885                         q31_t Y)
    3653. 

  3653. <a name="l06886"></a>06886   {
    3654. 

  3654. <a name="l06887"></a>06887     q63_t acc = 0;                               <span class="comment">/* output */</span>
    3655. 

  3655. <a name="l06888"></a>06888     q31_t out;                                   <span class="comment">/* Temporary output */</span>
    3656. 

  3656. <a name="l06889"></a>06889     q15_t x1, x2, y1, y2;                        <span class="comment">/* Nearest output values */</span>
    3657. 

  3657. <a name="l06890"></a>06890     q31_t xfract, yfract;                        <span class="comment">/* X, Y fractional parts */</span>
    3658. 

  3658. <a name="l06891"></a>06891     int32_t rI, cI;                             <span class="comment">/* Row and column indices */</span>
    3659. 

  3659. <a name="l06892"></a>06892     q15_t *pYData = S-&gt;<a class="code" href="structarm__bilinear__interp__instance__q15.html#a50d75b1316cee3e0dfad6dcc4c9a2954">pData</a>;                    <span class="comment">/* pointer to output table values */</span>
    3660. 

  3660. <a name="l06893"></a>06893     uint32_t nCols = S-&gt;<a class="code" href="structarm__bilinear__interp__instance__q15.html#a7fa8772d01583374ff8ac18205a26a37">numCols</a>;                 <span class="comment">/* num of rows */</span>
    3661. 

  3661. <a name="l06894"></a>06894 
    3662. 

  3662. <a name="l06895"></a>06895     <span class="comment">/* Input is in 12.20 format */</span>
    3663. 

  3663. <a name="l06896"></a>06896     <span class="comment">/* 12 bits for the table index */</span>
    3664. 

  3664. <a name="l06897"></a>06897     <span class="comment">/* Index value calculation */</span>
    3665. 

  3665. <a name="l06898"></a>06898     rI = ((X &amp; 0xFFF00000) &gt;&gt; 20);
    3666. 

  3666. <a name="l06899"></a>06899 
    3667. 

  3667. <a name="l06900"></a>06900     <span class="comment">/* Input is in 12.20 format */</span>
    3668. 

  3668. <a name="l06901"></a>06901     <span class="comment">/* 12 bits for the table index */</span>
    3669. 

  3669. <a name="l06902"></a>06902     <span class="comment">/* Index value calculation */</span>
    3670. 

  3670. <a name="l06903"></a>06903     cI = ((Y &amp; 0xFFF00000) &gt;&gt; 20);
    3671. 

  3671. <a name="l06904"></a>06904 
    3672. 

  3672. <a name="l06905"></a>06905     <span class="comment">/* Care taken for table outside boundary */</span>
    3673. 

  3673. <a name="l06906"></a>06906     <span class="comment">/* Returns zero output when values are outside table boundary */</span>
    3674. 

  3674. <a name="l06907"></a>06907     <span class="keywordflow">if</span>(rI &lt; 0 || rI &gt; (S-&gt;<a class="code" href="structarm__bilinear__interp__instance__q15.html#a2130ae30a804995a9f5d0e2189e08565">numRows</a>-1) || cI &lt; 0  || cI &gt; ( S-&gt;<a class="code" href="structarm__bilinear__interp__instance__q15.html#a7fa8772d01583374ff8ac18205a26a37">numCols</a>-1))
    3675. 

  3675. <a name="l06908"></a>06908     {
    3676. 

  3676. <a name="l06909"></a>06909         <span class="keywordflow">return</span>(0);
    3677. 

  3677. <a name="l06910"></a>06910     }
    3678. 

  3678. <a name="l06911"></a>06911 
    3679. 

  3679. <a name="l06912"></a>06912     <span class="comment">/* 20 bits for the fractional part */</span>
    3680. 

  3680. <a name="l06913"></a>06913     <span class="comment">/* xfract should be in 12.20 format */</span>
    3681. 

  3681. <a name="l06914"></a>06914     xfract = (X &amp; 0x000FFFFF);
    3682. 

  3682. <a name="l06915"></a>06915 
    3683. 

  3683. <a name="l06916"></a>06916     <span class="comment">/* Read two nearest output values from the index */</span>
    3684. 

  3684. <a name="l06917"></a>06917     x1 = pYData[(rI) + nCols * (cI)];
    3685. 

  3685. <a name="l06918"></a>06918     x2 = pYData[(rI) + nCols * (cI) + 1u];
    3686. 

  3686. <a name="l06919"></a>06919 
    3687. 

  3687. <a name="l06920"></a>06920 
    3688. 

  3688. <a name="l06921"></a>06921     <span class="comment">/* 20 bits for the fractional part */</span>
    3689. 

  3689. <a name="l06922"></a>06922     <span class="comment">/* yfract should be in 12.20 format */</span>
    3690. 

  3690. <a name="l06923"></a>06923     yfract = (Y &amp; 0x000FFFFF);
    3691. 

  3691. <a name="l06924"></a>06924 
    3692. 

  3692. <a name="l06925"></a>06925     <span class="comment">/* Read two nearest output values from the index */</span>
    3693. 

  3693. <a name="l06926"></a>06926     y1 = pYData[(rI) + nCols * (cI + 1)];
    3694. 

  3694. <a name="l06927"></a>06927     y2 = pYData[(rI) + nCols * (cI + 1) + 1u];
    3695. 

  3695. <a name="l06928"></a>06928 
    3696. 

  3696. <a name="l06929"></a>06929     <span class="comment">/* Calculation of x1 * (1-xfract ) * (1-yfract) and acc is in 13.51 format */</span>
    3697. 

  3697. <a name="l06930"></a>06930 
    3698. 

  3698. <a name="l06931"></a>06931     <span class="comment">/* x1 is in 1.15(q15), xfract in 12.20 format and out is in 13.35 format */</span>
    3699. 

  3699. <a name="l06932"></a>06932     <span class="comment">/* convert 13.35 to 13.31 by right shifting  and out is in 1.31 */</span>
    3700. 

  3700. <a name="l06933"></a>06933     out = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) x1 * (0xFFFFF - xfract)) &gt;&gt; 4u);
    3701. 

  3701. <a name="l06934"></a>06934     acc = ((<a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>) out * (0xFFFFF - yfract));
    3702. 

  3702. <a name="l06935"></a>06935 
    3703. 

  3703. <a name="l06936"></a>06936     <span class="comment">/* x2 * (xfract) * (1-yfract)  in 1.51 and adding to acc */</span>
    3704. 

  3704. <a name="l06937"></a>06937     out = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) x2 * (0xFFFFF - yfract)) &gt;&gt; 4u);
    3705. 

  3705. <a name="l06938"></a>06938     acc += ((<a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>) out * (xfract));
    3706. 

  3706. <a name="l06939"></a>06939 
    3707. 

  3707. <a name="l06940"></a>06940     <span class="comment">/* y1 * (1 - xfract) * (yfract)  in 1.51 and adding to acc */</span>
    3708. 

  3708. <a name="l06941"></a>06941     out = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) y1 * (0xFFFFF - xfract)) &gt;&gt; 4u);
    3709. 

  3709. <a name="l06942"></a>06942     acc += ((<a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>) out * (yfract));
    3710. 

  3710. <a name="l06943"></a>06943 
    3711. 

  3711. <a name="l06944"></a>06944     <span class="comment">/* y2 * (xfract) * (yfract)  in 1.51 and adding to acc */</span>
    3712. 

  3712. <a name="l06945"></a>06945     out = (<a class="code" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0" title="32-bit fractional data type in 1.31 format.">q31_t</a>) (((q63_t) y2 * (xfract)) &gt;&gt; 4u);
    3713. 

  3713. <a name="l06946"></a>06946     acc += ((<a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>) out * (yfract));
    3714. 

  3714. <a name="l06947"></a>06947 
    3715. 

  3715. <a name="l06948"></a>06948     <span class="comment">/* acc is in 13.51 format and down shift acc by 36 times */</span>
    3716. 

  3716. <a name="l06949"></a>06949     <span class="comment">/* Convert out to 1.15 format */</span>
    3717. 

  3717. <a name="l06950"></a>06950     <span class="keywordflow">return</span> (acc &gt;&gt; 36);
    3718. 

  3718. <a name="l06951"></a>06951 
    3719. 

  3719. <a name="l06952"></a>06952   }
    3720. 

  3720. <a name="l06953"></a>06953 
    3721. 

  3721. <a name="l06962"></a><a class="code" href="group___bilinear_interpolate.html#gade8db9706a3ae9ad03b2750a239d2ee6">06962</a>   <span class="keyword">static</span> __INLINE q7_t <a class="code" href="group___bilinear_interpolate.html#gade8db9706a3ae9ad03b2750a239d2ee6" title="Q7 bilinear interpolation.">arm_bilinear_interp_q7</a>(
    3722. 

  3722. <a name="l06963"></a>06963                           <a class="code" href="structarm__bilinear__interp__instance__q7.html" title="Instance structure for the Q15 bilinear interpolation function.">arm_bilinear_interp_instance_q7</a> * S,
    3723. 

  3723. <a name="l06964"></a>06964                           q31_t X,
    3724. 

  3724. <a name="l06965"></a>06965                           q31_t Y)
    3725. 

  3725. <a name="l06966"></a>06966   {
    3726. 

  3726. <a name="l06967"></a>06967     q63_t acc = 0;                               <span class="comment">/* output */</span>
    3727. 

  3727. <a name="l06968"></a>06968     q31_t out;                                   <span class="comment">/* Temporary output */</span>
    3728. 

  3728. <a name="l06969"></a>06969     q31_t xfract, yfract;                        <span class="comment">/* X, Y fractional parts */</span>
    3729. 

  3729. <a name="l06970"></a>06970     q7_t x1, x2, y1, y2;                         <span class="comment">/* Nearest output values */</span>
    3730. 

  3730. <a name="l06971"></a>06971     int32_t rI, cI;                             <span class="comment">/* Row and column indices */</span>
    3731. 

  3731. <a name="l06972"></a>06972     q7_t *pYData = S-&gt;<a class="code" href="structarm__bilinear__interp__instance__q7.html#af05194d691bbefb02c34bafb22ca9ef0">pData</a>;                     <span class="comment">/* pointer to output table values */</span>
    3732. 

  3732. <a name="l06973"></a>06973     uint32_t nCols = S-&gt;<a class="code" href="structarm__bilinear__interp__instance__q7.html#a860dd0d24380ea06cfbb348fb3b12c9a">numCols</a>;                 <span class="comment">/* num of rows */</span>
    3733. 

  3733. <a name="l06974"></a>06974 
    3734. 

  3734. <a name="l06975"></a>06975     <span class="comment">/* Input is in 12.20 format */</span>
    3735. 

  3735. <a name="l06976"></a>06976     <span class="comment">/* 12 bits for the table index */</span>
    3736. 

  3736. <a name="l06977"></a>06977     <span class="comment">/* Index value calculation */</span>
    3737. 

  3737. <a name="l06978"></a>06978     rI = ((X &amp; 0xFFF00000) &gt;&gt; 20);
    3738. 

  3738. <a name="l06979"></a>06979 
    3739. 

  3739. <a name="l06980"></a>06980     <span class="comment">/* Input is in 12.20 format */</span>
    3740. 

  3740. <a name="l06981"></a>06981     <span class="comment">/* 12 bits for the table index */</span>
    3741. 

  3741. <a name="l06982"></a>06982     <span class="comment">/* Index value calculation */</span>
    3742. 

  3742. <a name="l06983"></a>06983     cI = ((Y &amp; 0xFFF00000) &gt;&gt; 20);
    3743. 

  3743. <a name="l06984"></a>06984 
    3744. 

  3744. <a name="l06985"></a>06985     <span class="comment">/* Care taken for table outside boundary */</span>
    3745. 

  3745. <a name="l06986"></a>06986     <span class="comment">/* Returns zero output when values are outside table boundary */</span>
    3746. 

  3746. <a name="l06987"></a>06987     <span class="keywordflow">if</span>(rI &lt; 0 || rI &gt; (S-&gt;<a class="code" href="structarm__bilinear__interp__instance__q7.html#ad5a8067cab5f9ea4688b11a623e16607">numRows</a>-1) || cI &lt; 0  || cI &gt; ( S-&gt;<a class="code" href="structarm__bilinear__interp__instance__q7.html#a860dd0d24380ea06cfbb348fb3b12c9a">numCols</a>-1))
    3747. 

  3747. <a name="l06988"></a>06988     {
    3748. 

  3748. <a name="l06989"></a>06989         <span class="keywordflow">return</span>(0);
    3749. 

  3749. <a name="l06990"></a>06990     }
    3750. 

  3750. <a name="l06991"></a>06991 
    3751. 

  3751. <a name="l06992"></a>06992     <span class="comment">/* 20 bits for the fractional part */</span>
    3752. 

  3752. <a name="l06993"></a>06993     <span class="comment">/* xfract should be in 12.20 format */</span>
    3753. 

  3753. <a name="l06994"></a>06994     xfract = (X &amp; 0x000FFFFF);
    3754. 

  3754. <a name="l06995"></a>06995 
    3755. 

  3755. <a name="l06996"></a>06996     <span class="comment">/* Read two nearest output values from the index */</span>
    3756. 

  3756. <a name="l06997"></a>06997     x1 = pYData[(rI) + nCols * (cI)];
    3757. 

  3757. <a name="l06998"></a>06998     x2 = pYData[(rI) + nCols * (cI) + 1u];
    3758. 

  3758. <a name="l06999"></a>06999 
    3759. 

  3759. <a name="l07000"></a>07000 
    3760. 

  3760. <a name="l07001"></a>07001     <span class="comment">/* 20 bits for the fractional part */</span>
    3761. 

  3761. <a name="l07002"></a>07002     <span class="comment">/* yfract should be in 12.20 format */</span>
    3762. 

  3762. <a name="l07003"></a>07003     yfract = (Y &amp; 0x000FFFFF);
    3763. 

  3763. <a name="l07004"></a>07004 
    3764. 

  3764. <a name="l07005"></a>07005     <span class="comment">/* Read two nearest output values from the index */</span>
    3765. 

  3765. <a name="l07006"></a>07006     y1 = pYData[(rI) + nCols * (cI + 1)];
    3766. 

  3766. <a name="l07007"></a>07007     y2 = pYData[(rI) + nCols * (cI + 1) + 1u];
    3767. 

  3767. <a name="l07008"></a>07008 
    3768. 

  3768. <a name="l07009"></a>07009     <span class="comment">/* Calculation of x1 * (1-xfract ) * (1-yfract) and acc is in 16.47 format */</span>
    3769. 

  3769. <a name="l07010"></a>07010     out = ((x1 * (0xFFFFF - xfract)));
    3770. 

  3770. <a name="l07011"></a>07011     acc = (((<a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>) out * (0xFFFFF - yfract)));
    3771. 

  3771. <a name="l07012"></a>07012 
    3772. 

  3772. <a name="l07013"></a>07013     <span class="comment">/* x2 * (xfract) * (1-yfract)  in 2.22 and adding to acc */</span>
    3773. 

  3773. <a name="l07014"></a>07014     out = ((x2 * (0xFFFFF - yfract)));
    3774. 

  3774. <a name="l07015"></a>07015     acc += (((<a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>) out * (xfract)));
    3775. 

  3775. <a name="l07016"></a>07016 
    3776. 

  3776. <a name="l07017"></a>07017     <span class="comment">/* y1 * (1 - xfract) * (yfract)  in 2.22 and adding to acc */</span>
    3777. 

  3777. <a name="l07018"></a>07018     out = ((y1 * (0xFFFFF - xfract)));
    3778. 

  3778. <a name="l07019"></a>07019     acc += (((<a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>) out * (yfract)));
    3779. 

  3779. <a name="l07020"></a>07020 
    3780. 

  3780. <a name="l07021"></a>07021     <span class="comment">/* y2 * (xfract) * (yfract)  in 2.22 and adding to acc */</span>
    3781. 

  3781. <a name="l07022"></a>07022     out = ((y2 * (yfract)));
    3782. 

  3782. <a name="l07023"></a>07023     acc += (((<a class="code" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6" title="64-bit fractional data type in 1.63 format.">q63_t</a>) out * (xfract)));
    3783. 

  3783. <a name="l07024"></a>07024 
    3784. 

  3784. <a name="l07025"></a>07025     <span class="comment">/* acc in 16.47 format and down shift by 40 to convert to 1.7 format */</span>
    3785. 

  3785. <a name="l07026"></a>07026     <span class="keywordflow">return</span> (acc &gt;&gt; 40);
    3786. 

  3786. <a name="l07027"></a>07027 
    3787. 

  3787. <a name="l07028"></a>07028   }
    3788. 

  3788. <a name="l07029"></a>07029 
    3789. 

  3789. <a name="l07039"></a>07039 <span class="preprocessor">#ifdef  __cplusplus</span>
    3790. 

  3790. <a name="l07040"></a>07040 <span class="preprocessor"></span>}
    3791. 

  3791. <a name="l07041"></a>07041 <span class="preprocessor">#endif</span>
    3792. 

  3792. <a name="l07042"></a>07042 <span class="preprocessor"></span>
    3793. 

  3793. <a name="l07043"></a>07043 
    3794. 

  3794. <a name="l07044"></a>07044 <span class="preprocessor">#endif </span><span class="comment">/* _ARM_MATH_H */</span>
    3795. 

  3795. <a name="l07045"></a>07045 
    3796. 

  3796. <a name="l07046"></a>07046 
    3797. 

  3797. </pre></div></div>
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