/Src/Dependencies/Boost/libs/gil/doc/html/g_i_l_0233.html

http://hadesmem.googlecode.com/ · HTML · 192 lines · 173 code · 3 blank · 16 comment · 0 complexity · 71ab89b48fcd2dd25ca832edaaf82b8a MD5 · raw file 

    

  1. <!-- Copyright 2008 Lubomir Bourdev and Hailin Jin
    2. 

  2. 

  3.      Distributed under the Boost Software License, Version 1.0.
    4. 

  4.      (See accompanying file LICENSE_1_0.txt or copy at
    5. 

  5.      http://www.boost.org/LICENSE_1_0.txt)
    6. 

  6.   -->
    7. 

  7. 

  8. <!--
    9. 

  9.     Copyright 2005-2007 Adobe Systems Incorporated
    10. 

  10.     Distributed under the MIT License (see accompanying file LICENSE_1_0_0.txt
    11. 

  11.     or a copy at http://stlab.adobe.com/licenses.html)
    12. 

  12. 

  13.     Some files are held under additional license.
    14. 

  14.     Please see "http://stlab.adobe.com/licenses.html" for more information.
    15. 

  15. -->
    16. 

  16. 

  17. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    18. 

  18.         "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    19. 

  19. <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
    20. 

  20. 

  21. <head>
    22. 

  22.     <TITLE>Generic Image Library: jpeg_io.hpp Source File</TITLE>
    23. 

  23.     <META HTTP-EQUIV="content-type" CONTENT="text/html;charset=ISO-8859-1"/>
    24. 

  24.     <LINK TYPE="text/css" REL="stylesheet" HREF="adobe_source.css"/>
    25. 

  25. </head>
    26. 

  26. <body>
    27. 

  27. <table border="0" cellspacing="0" cellpadding="0" style='width: 100%; margin: 0; padding: 0'><tr>
    28. 

  28. <td width="100%" valign="top" style='padding-left: 10px; padding-right: 10px; padding-bottom: 10px'>
    29. 

  29. <div class="qindex"><a class="qindex" href="index.html">Modules</a> 
    30. 

  30.                   | <a class="qindex" href="classes.html">Alphabetical List</a> 
    31. 

  31.                   | <a class="qindex" href="annotated.html">Class List</a> 
    32. 

  32.                   | <a class="qindex" href="dirs.html">Directories</a> 
    33. 

  33.                   | <a class="qindex" href="files.html">File List</a> 
    34. 

  34.                   | <a class="qindex" href="../index.html">GIL Home Page</a> 
    35. 

  35. </div>
    36. 

  36. <!-- End Header -->
    37. 

  37. <!-- Generated by Doxygen 1.5.6 -->
    38. 

  38.   <div class="navpath"><a class="el" href="g_i_l_0076.html">boost</a>&nbsp;&raquo&nbsp;<a class="el" href="g_i_l_0079.html">gil</a>&nbsp;&raquo&nbsp;<a class="el" href="g_i_l_0078.html">extension</a>&nbsp;&raquo&nbsp;<a class="el" href="g_i_l_0077.html">io</a>
    39. 

  39.   </div>
    40. 

  40. <div class="contents">
    41. 

  41. <h1>jpeg_io.hpp</h1><a href="jpeg__io_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
    42. 

  42. <a name="l00002"></a>00002 <span class="comment">    Copyright 2005-2007 Adobe Systems Incorporated</span>
    43. 

  43. <a name="l00003"></a>00003 <span class="comment">   </span>
    44. 

  44. <a name="l00004"></a>00004 <span class="comment">    Use, modification and distribution are subject to the Boost Software License,</span>
    45. 

  45. <a name="l00005"></a>00005 <span class="comment">    Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at</span>
    46. 

  46. <a name="l00006"></a>00006 <span class="comment">    http://www.boost.org/LICENSE_1_0.txt).</span>
    47. 

  47. <a name="l00007"></a>00007 <span class="comment"></span>
    48. 

  48. <a name="l00008"></a>00008 <span class="comment">    See http://opensource.adobe.com/gil for most recent version including documentation.</span>
    49. 

  49. <a name="l00009"></a>00009 <span class="comment">*/</span>
    50. 

  50. <a name="l00010"></a>00010 
    51. 

  51. <a name="l00011"></a>00011 <span class="comment">/*************************************************************************************************/</span>
    52. 

  52. <a name="l00012"></a>00012 
    53. 

  53. <a name="l00013"></a>00013 <span class="preprocessor">#ifndef GIL_JPEG_IO_H</span>
    54. 

  54. <a name="l00014"></a>00014 <span class="preprocessor"></span><span class="preprocessor">#define GIL_JPEG_IO_H</span>
    55. 

  55. <a name="l00015"></a>00015 <span class="preprocessor"></span>
    56. 

  56. <a name="l00022"></a>00022 
    57. 

  57. <a name="l00023"></a>00023 <span class="preprocessor">#include &lt;cstdio&gt;</span>
    58. 

  58. <a name="l00024"></a>00024 <span class="preprocessor">#include &lt;algorithm&gt;</span>
    59. 

  59. <a name="l00025"></a>00025 <span class="preprocessor">#include &lt;string&gt;</span>
    60. 

  60. <a name="l00026"></a>00026 <span class="preprocessor">#include &lt;boost/static_assert.hpp&gt;</span>
    61. 

  61. <a name="l00027"></a>00027 <span class="preprocessor">#include &lt;boost/shared_ptr.hpp&gt;</span>
    62. 

  62. <a name="l00028"></a>00028 <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
    63. 

  63. <a name="l00029"></a>00029 <span class="preprocessor">#include &lt;jpeglib.h&gt;</span>
    64. 

  64. <a name="l00030"></a>00030 }
    65. 

  65. <a name="l00031"></a>00031 <span class="preprocessor">#include "<a class="code" href="io__error_8hpp.html" title="Handle input-output errors.">io_error.hpp</a>"</span>
    66. 

  66. <a name="l00032"></a>00032 <span class="preprocessor">#include "<a class="code" href="g_i_l_0235.html" title="Internal support for reading and writing JPEG files.">jpeg_io_private.hpp</a>"</span>
    67. 

  67. <a name="l00033"></a>00033 
    68. 

  68. <a name="l00034"></a>00034 <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {
    69. 

  69. <a name="l00035"></a>00035 
    70. 

  70. <a name="l00038"></a>00038 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;
    71. 

  71. <a name="l00039"></a><a class="code" href="g_i_l_0555.html">00039</a> <span class="keyword">struct </span><a class="code" href="g_i_l_0555.html" title="Determines whether the given view type is supported for reading.">jpeg_read_support</a> {
    72. 

  72. <a name="l00040"></a>00040     BOOST_STATIC_CONSTANT(<span class="keywordtype">bool</span>,is_supported=
    73. 

  73. <a name="l00041"></a>00041                           (detail::jpeg_read_support_private&lt;<span class="keyword">typename</span> channel_type&lt;View&gt;::type,
    74. 

  74. <a name="l00042"></a>00042                                                              <span class="keyword">typename</span> color_space_type&lt;View&gt;::type&gt;::is_supported));
    75. 

  75. <a name="l00043"></a>00043     BOOST_STATIC_CONSTANT(J_COLOR_SPACE,color_type=
    76. 

  76. <a name="l00044"></a>00044                           (detail::jpeg_read_support_private&lt;<span class="keyword">typename</span> channel_type&lt;View&gt;::type,
    77. 

  77. <a name="l00045"></a>00045                                                              <span class="keyword">typename</span> color_space_type&lt;View&gt;::type&gt;::color_type));
    78. 

  78. <a name="l00046"></a>00046     BOOST_STATIC_CONSTANT(<span class="keywordtype">bool</span>, value=is_supported);
    79. 

  79. <a name="l00047"></a>00047 };
    80. 

  80. <a name="l00048"></a>00048 
    81. 

  81. <a name="l00052"></a><a class="code" href="g_i_l_0169.html#g10d06211a2d4ba61145b50cf04f3ad85">00052</a> <span class="keyword">inline</span> <a class="code" href="g_i_l_0060.html" title="2D point both axes of which have the same dimension typeModels: Point2DConcept">point2&lt;std::ptrdiff_t&gt;</a> <a class="code" href="g_i_l_0169.html#g21fa19b7e1fe494fcfc2ed43d8592f8c" title="Returns the width and height of the JPEG file at the specified location. Throws std::ios_base::failu...">jpeg_read_dimensions</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* filename) {
    82. 

  82. <a name="l00053"></a>00053     detail::jpeg_reader m(filename);
    83. 

  83. <a name="l00054"></a>00054     <span class="keywordflow">return</span> m.get_dimensions();
    84. 

  84. <a name="l00055"></a>00055 }
    85. 

  85. <a name="l00056"></a>00056 
    86. 

  86. <a name="l00060"></a><a class="code" href="g_i_l_0169.html#g21fa19b7e1fe494fcfc2ed43d8592f8c">00060</a> <span class="keyword">inline</span> <a class="code" href="g_i_l_0060.html" title="2D point both axes of which have the same dimension typeModels: Point2DConcept">point2&lt;std::ptrdiff_t&gt;</a> <a class="code" href="g_i_l_0169.html#g21fa19b7e1fe494fcfc2ed43d8592f8c" title="Returns the width and height of the JPEG file at the specified location. Throws std::ios_base::failu...">jpeg_read_dimensions</a>(<span class="keyword">const</span> std::string&amp; filename) {
    87. 

  87. <a name="l00061"></a>00061     <span class="keywordflow">return</span> <a class="code" href="g_i_l_0169.html#g21fa19b7e1fe494fcfc2ed43d8592f8c" title="Returns the width and height of the JPEG file at the specified location. Throws std::ios_base::failu...">jpeg_read_dimensions</a>(filename.c_str());
    88. 

  88. <a name="l00062"></a>00062 }
    89. 

  89. <a name="l00063"></a>00063 
    90. 

  90. <a name="l00069"></a>00069 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;
    91. 

  91. <a name="l00070"></a><a class="code" href="g_i_l_0169.html#g4e8ae7c617147cf99f7a2aa37e44f28c">00070</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#gb5a415b1f4ef559bf78affc4b9ce0358" title="Loads the image specified by the given jpeg image file name into the given view.">jpeg_read_view</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* filename,<span class="keyword">const</span> View&amp; <a class="code" href="g_i_l_0135.html#g55e45a15dddfc0d870c2f7fb9739cb2e" title="Returns the non-constant-pixel view of any image. The returned view is any view.">view</a>) {
    92. 

  92. <a name="l00071"></a>00071     BOOST_STATIC_ASSERT(<a class="code" href="g_i_l_0555.html" title="Determines whether the given view type is supported for reading.">jpeg_read_support&lt;View&gt;::is_supported</a>);
    93. 

  93. <a name="l00072"></a>00072 
    94. 

  94. <a name="l00073"></a>00073     detail::jpeg_reader m(filename);
    95. 

  95. <a name="l00074"></a>00074     m.apply(view);
    96. 

  96. <a name="l00075"></a>00075 }
    97. 

  97. <a name="l00076"></a>00076 
    98. 

  98. <a name="l00079"></a>00079 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;
    99. 

  99. <a name="l00080"></a><a class="code" href="g_i_l_0169.html#gb5a415b1f4ef559bf78affc4b9ce0358">00080</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#gb5a415b1f4ef559bf78affc4b9ce0358" title="Loads the image specified by the given jpeg image file name into the given view.">jpeg_read_view</a>(<span class="keyword">const</span> std::string&amp; filename,<span class="keyword">const</span> View&amp; <a class="code" href="g_i_l_0135.html#g55e45a15dddfc0d870c2f7fb9739cb2e" title="Returns the non-constant-pixel view of any image. The returned view is any view.">view</a>) {
    100. 

  100. <a name="l00081"></a>00081     <a class="code" href="g_i_l_0169.html#gb5a415b1f4ef559bf78affc4b9ce0358" title="Loads the image specified by the given jpeg image file name into the given view.">jpeg_read_view</a>(filename.c_str(),view);
    101. 

  101. <a name="l00082"></a>00082 }
    102. 

  102. <a name="l00083"></a>00083 
    103. 

  103. <a name="l00089"></a>00089 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Image&gt;
    104. 

  104. <a name="l00090"></a><a class="code" href="g_i_l_0169.html#gfb203fbcc1d3e5ea247068b404b58e91">00090</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#g02171bdd359b1fb5fc89ad34a0732494" title="Allocates a new image whose dimensions are determined by the given jpeg image file...">jpeg_read_image</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* filename,Image&amp; im) {
    105. 

  105. <a name="l00091"></a>00091     BOOST_STATIC_ASSERT(<a class="code" href="g_i_l_0555.html" title="Determines whether the given view type is supported for reading.">jpeg_read_support&lt;typename Image::view_t&gt;::is_supported</a>);
    106. 

  106. <a name="l00092"></a>00092 
    107. 

  107. <a name="l00093"></a>00093     detail::jpeg_reader m(filename);
    108. 

  108. <a name="l00094"></a>00094     m.read_image(im);
    109. 

  109. <a name="l00095"></a>00095 }
    110. 

  110. <a name="l00096"></a>00096 
    111. 

  111. <a name="l00099"></a>00099 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Image&gt;
    112. 

  112. <a name="l00100"></a><a class="code" href="g_i_l_0169.html#g02171bdd359b1fb5fc89ad34a0732494">00100</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#g02171bdd359b1fb5fc89ad34a0732494" title="Allocates a new image whose dimensions are determined by the given jpeg image file...">jpeg_read_image</a>(<span class="keyword">const</span> std::string&amp; filename,Image&amp; im) {
    113. 

  113. <a name="l00101"></a>00101     <a class="code" href="g_i_l_0169.html#g02171bdd359b1fb5fc89ad34a0732494" title="Allocates a new image whose dimensions are determined by the given jpeg image file...">jpeg_read_image</a>(filename.c_str(),im);
    114. 

  114. <a name="l00102"></a>00102 }
    115. 

  115. <a name="l00103"></a>00103 
    116. 

  116. <a name="l00107"></a>00107 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View,<span class="keyword">typename</span> CC&gt;
    117. 

  117. <a name="l00108"></a><a class="code" href="g_i_l_0169.html#ged18c0f8084bedab8804d2cd1b0b284d">00108</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#ga30345368e41c777d30351666ce7e93b" title="Loads and color-converts the image specified by the given jpeg image file name into...">jpeg_read_and_convert_view</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* filename,<span class="keyword">const</span> View&amp; <a class="code" href="g_i_l_0135.html#g55e45a15dddfc0d870c2f7fb9739cb2e" title="Returns the non-constant-pixel view of any image. The returned view is any view.">view</a>,CC cc) {
    118. 

  118. <a name="l00109"></a>00109     detail::jpeg_reader_color_convert&lt;CC&gt; m(filename,cc);
    119. 

  119. <a name="l00110"></a>00110     m.apply(view);
    120. 

  120. <a name="l00111"></a>00111 }
    121. 

  121. <a name="l00112"></a>00112 
    122. 

  122. <a name="l00116"></a>00116 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;
    123. 

  123. <a name="l00117"></a><a class="code" href="g_i_l_0169.html#g78a3eed977abde42c3402a88a5f11e10">00117</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#ga30345368e41c777d30351666ce7e93b" title="Loads and color-converts the image specified by the given jpeg image file name into...">jpeg_read_and_convert_view</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* filename,<span class="keyword">const</span> View&amp; <a class="code" href="g_i_l_0135.html#g55e45a15dddfc0d870c2f7fb9739cb2e" title="Returns the non-constant-pixel view of any image. The returned view is any view.">view</a>) {
    124. 

  124. <a name="l00118"></a>00118     detail::jpeg_reader_color_convert&lt;default_color_converter&gt; m(filename,<a class="code" href="g_i_l_0452.html" title="class for color-converting one pixel to another">default_color_converter</a>());
    125. 

  125. <a name="l00119"></a>00119     m.apply(view);
    126. 

  126. <a name="l00120"></a>00120 }
    127. 

  127. <a name="l00121"></a>00121 
    128. 

  128. <a name="l00124"></a>00124 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View,<span class="keyword">typename</span> CC&gt;
    129. 

  129. <a name="l00125"></a><a class="code" href="g_i_l_0169.html#gf162e38328791b405a57e079eecc6a54">00125</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#ga30345368e41c777d30351666ce7e93b" title="Loads and color-converts the image specified by the given jpeg image file name into...">jpeg_read_and_convert_view</a>(<span class="keyword">const</span> std::string&amp; filename,<span class="keyword">const</span> View&amp; <a class="code" href="g_i_l_0135.html#g55e45a15dddfc0d870c2f7fb9739cb2e" title="Returns the non-constant-pixel view of any image. The returned view is any view.">view</a>,CC cc) {
    130. 

  130. <a name="l00126"></a>00126     <a class="code" href="g_i_l_0169.html#ga30345368e41c777d30351666ce7e93b" title="Loads and color-converts the image specified by the given jpeg image file name into...">jpeg_read_and_convert_view</a>(filename.c_str(),view);
    131. 

  131. <a name="l00127"></a>00127 }
    132. 

  132. <a name="l00128"></a>00128 
    133. 

  133. <a name="l00131"></a>00131 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;
    134. 

  134. <a name="l00132"></a><a class="code" href="g_i_l_0169.html#ga30345368e41c777d30351666ce7e93b">00132</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#ga30345368e41c777d30351666ce7e93b" title="Loads and color-converts the image specified by the given jpeg image file name into...">jpeg_read_and_convert_view</a>(<span class="keyword">const</span> std::string&amp; filename,<span class="keyword">const</span> View&amp; <a class="code" href="g_i_l_0135.html#g55e45a15dddfc0d870c2f7fb9739cb2e" title="Returns the non-constant-pixel view of any image. The returned view is any view.">view</a>) {
    135. 

  135. <a name="l00133"></a>00133     <a class="code" href="g_i_l_0169.html#ga30345368e41c777d30351666ce7e93b" title="Loads and color-converts the image specified by the given jpeg image file name into...">jpeg_read_and_convert_view</a>(filename.c_str(),view);
    136. 

  136. <a name="l00134"></a>00134 }
    137. 

  137. <a name="l00135"></a>00135 
    138. 

  138. <a name="l00139"></a>00139 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Image,<span class="keyword">typename</span> CC&gt;
    139. 

  139. <a name="l00140"></a><a class="code" href="g_i_l_0169.html#gbe915826a254db40e74e783255b502e4">00140</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#g6de4bc4d35308da0326b98b0e52aa335" title="Allocates a new image whose dimensions are determined by the given jpeg image file...">jpeg_read_and_convert_image</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* filename,Image&amp; im,CC cc) {
    140. 

  140. <a name="l00141"></a>00141     detail::jpeg_reader_color_convert&lt;CC&gt; m(filename,cc);
    141. 

  141. <a name="l00142"></a>00142     m.read_image(im);
    142. 

  142. <a name="l00143"></a>00143 }
    143. 

  143. <a name="l00144"></a>00144 
    144. 

  144. <a name="l00148"></a>00148 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Image&gt;
    145. 

  145. <a name="l00149"></a><a class="code" href="g_i_l_0169.html#g9aca5b2912f7e52f6c10d30be27b051d">00149</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#g6de4bc4d35308da0326b98b0e52aa335" title="Allocates a new image whose dimensions are determined by the given jpeg image file...">jpeg_read_and_convert_image</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* filename,Image&amp; im) {
    146. 

  146. <a name="l00150"></a>00150     detail::jpeg_reader_color_convert&lt;default_color_converter&gt; m(filename,<a class="code" href="g_i_l_0452.html" title="class for color-converting one pixel to another">default_color_converter</a>());
    147. 

  147. <a name="l00151"></a>00151     m.read_image(im);
    148. 

  148. <a name="l00152"></a>00152 }
    149. 

  149. <a name="l00153"></a>00153 
    150. 

  150. <a name="l00156"></a>00156 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Image,<span class="keyword">typename</span> CC&gt;
    151. 

  151. <a name="l00157"></a><a class="code" href="g_i_l_0169.html#g689d32dffbcddd731b7314362a85a7ee">00157</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#g6de4bc4d35308da0326b98b0e52aa335" title="Allocates a new image whose dimensions are determined by the given jpeg image file...">jpeg_read_and_convert_image</a>(<span class="keyword">const</span> std::string&amp; filename,Image&amp; im,CC cc) {
    152. 

  152. <a name="l00158"></a>00158     <a class="code" href="g_i_l_0169.html#g6de4bc4d35308da0326b98b0e52aa335" title="Allocates a new image whose dimensions are determined by the given jpeg image file...">jpeg_read_and_convert_image</a>(filename.c_str(),im);
    153. 

  153. <a name="l00159"></a>00159 }
    154. 

  154. <a name="l00160"></a>00160 
    155. 

  155. <a name="l00163"></a>00163 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Image&gt;
    156. 

  156. <a name="l00164"></a><a class="code" href="g_i_l_0169.html#g6de4bc4d35308da0326b98b0e52aa335">00164</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#g6de4bc4d35308da0326b98b0e52aa335" title="Allocates a new image whose dimensions are determined by the given jpeg image file...">jpeg_read_and_convert_image</a>(<span class="keyword">const</span> std::string&amp; filename,Image&amp; im) {
    157. 

  157. <a name="l00165"></a>00165     <a class="code" href="g_i_l_0169.html#g6de4bc4d35308da0326b98b0e52aa335" title="Allocates a new image whose dimensions are determined by the given jpeg image file...">jpeg_read_and_convert_image</a>(filename.c_str(),im);
    158. 

  158. <a name="l00166"></a>00166 }
    159. 

  159. <a name="l00167"></a>00167 
    160. 

  160. <a name="l00170"></a>00170 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;
    161. 

  161. <a name="l00171"></a><a class="code" href="g_i_l_0557.html">00171</a> <span class="keyword">struct </span><a class="code" href="g_i_l_0557.html" title="Determines whether the given view type is supported for writing.">jpeg_write_support</a> {
    162. 

  162. <a name="l00172"></a>00172     BOOST_STATIC_CONSTANT(<span class="keywordtype">bool</span>,is_supported=
    163. 

  163. <a name="l00173"></a>00173                           (detail::jpeg_write_support_private&lt;<span class="keyword">typename</span> channel_type&lt;View&gt;::type,
    164. 

  164. <a name="l00174"></a>00174                                                               <span class="keyword">typename</span> color_space_type&lt;View&gt;::type&gt;::is_supported));
    165. 

  165. <a name="l00175"></a>00175     BOOST_STATIC_CONSTANT(J_COLOR_SPACE,color_type=
    166. 

  166. <a name="l00176"></a>00176                           (detail::jpeg_write_support_private&lt;<span class="keyword">typename</span> channel_type&lt;View&gt;::type,
    167. 

  167. <a name="l00177"></a>00177                                                              <span class="keyword">typename</span> color_space_type&lt;View&gt;::type&gt;::color_type));
    168. 

  168. <a name="l00178"></a>00178     BOOST_STATIC_CONSTANT(<span class="keywordtype">bool</span>, value=is_supported);
    169. 

  169. <a name="l00179"></a>00179 };
    170. 

  170. <a name="l00180"></a>00180 
    171. 

  171. <a name="l00185"></a>00185 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;
    172. 

  172. <a name="l00186"></a><a class="code" href="g_i_l_0169.html#g565d99caa50193f98f49728c8b9d807e">00186</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#g63405962170c1f94d6318d46134db7f4" title="Saves the view to a jpeg file specified by the given jpeg image file name.">jpeg_write_view</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* filename,<span class="keyword">const</span> View&amp; <a class="code" href="g_i_l_0135.html#g55e45a15dddfc0d870c2f7fb9739cb2e" title="Returns the non-constant-pixel view of any image. The returned view is any view.">view</a>,<span class="keywordtype">int</span> quality=100) {
    173. 

  173. <a name="l00187"></a>00187     BOOST_STATIC_ASSERT(<a class="code" href="g_i_l_0557.html" title="Determines whether the given view type is supported for writing.">jpeg_write_support&lt;View&gt;::is_supported</a>);
    174. 

  174. <a name="l00188"></a>00188 
    175. 

  175. <a name="l00189"></a>00189     detail::jpeg_writer m(filename);
    176. 

  176. <a name="l00190"></a>00190     m.apply(view,quality);
    177. 

  177. <a name="l00191"></a>00191 }
    178. 

  178. <a name="l00192"></a>00192 
    179. 

  179. <a name="l00195"></a>00195 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;
    180. 

  180. <a name="l00196"></a><a class="code" href="g_i_l_0169.html#g63405962170c1f94d6318d46134db7f4">00196</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="g_i_l_0169.html#g63405962170c1f94d6318d46134db7f4" title="Saves the view to a jpeg file specified by the given jpeg image file name.">jpeg_write_view</a>(<span class="keyword">const</span> std::string&amp; filename,<span class="keyword">const</span> View&amp; <a class="code" href="g_i_l_0135.html#g55e45a15dddfc0d870c2f7fb9739cb2e" title="Returns the non-constant-pixel view of any image. The returned view is any view.">view</a>,<span class="keywordtype">int</span> quality=100) {
    181. 

  181. <a name="l00197"></a>00197     <a class="code" href="g_i_l_0169.html#g63405962170c1f94d6318d46134db7f4" title="Saves the view to a jpeg file specified by the given jpeg image file name.">jpeg_write_view</a>(filename.c_str(),view,quality);
    182. 

  182. <a name="l00198"></a>00198 }
    183. 

  183. <a name="l00199"></a>00199 
    184. 

  184. <a name="l00200"></a>00200 } }  <span class="comment">// namespace boost::gil</span>
    185. 

  185. <a name="l00201"></a>00201 
    186. 

  186. <a name="l00202"></a>00202 <span class="preprocessor">#endif</span>
    187. 

  187. </pre></div></div>
    188. 

  188. <hr size="1"><address style="text-align: right;"><small>Generated on Sat May 2 13:50:14 2009 for Generic Image Library by&nbsp;
    189. 

  189. <a href="http://www.doxygen.org/index.html">
    190. 

  190. <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6 </small></address>
    191. 

  191. </body>
    192. 

  192. </html>
    193.