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/ext/exif/exif.c

https://github.com/php/php-src
C | 4804 lines | 3983 code | 389 blank | 432 comment | 564 complexity | c6641b2c4ae9d4be75a227b413f22d28 MD5 | raw file
Possible License(s): BSD-2-Clause, BSD-3-Clause, MPL-2.0-no-copyleft-exception, LGPL-2.1

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  1. /*
    2. 

  2.    +----------------------------------------------------------------------+
    3. 

  3.    | Copyright (c) The PHP Group                                          |
    4. 

  4.    +----------------------------------------------------------------------+
    5. 

  5.    | This source file is subject to version 3.01 of the PHP license,      |
    6. 

  6.    | that is bundled with this package in the file LICENSE, and is        |
    7. 

  7.    | available through the world-wide-web at the following url:           |
    8. 

  8.    | https://www.php.net/license/3_01.txt                                 |
    9. 

  9.    | If you did not receive a copy of the PHP license and are unable to   |
    10. 

  10.    | obtain it through the world-wide-web, please send a note to          |
    11. 

  11.    | license@php.net so we can mail you a copy immediately.               |
    12. 

  12.    +----------------------------------------------------------------------+
    13. 

  13.    | Authors: Rasmus Lerdorf <rasmus@php.net>                             |
    14. 

  14.    |          Marcus Boerger <helly@php.net>                              |
    15. 

  15.    +----------------------------------------------------------------------+
    16. 

  16.  */
    17. 

  17. 

  18. #ifdef HAVE_CONFIG_H
    19. 

  19. #include "config.h"
    20. 

  20. #endif
    21. 

  21. 

  22. #include "php.h"
    23. 

  23. #include "ext/standard/file.h"
    24. 

  24. 

  25. /* When EXIF_DEBUG is defined the module generates a lot of debug messages
    26. 

  26.  * that help understanding what is going on. This can and should be used
    27. 

  27.  * while extending the module as it shows if you are at the right position.
    28. 

  28.  * You are always considered to have a copy of TIFF6.0 and EXIF2.10 standard.
    29. 

  29.  */
    30. 

  30. #undef EXIF_DEBUG
    31. 

  31. 

  32. #ifdef EXIF_DEBUG
    33. 

  33. #define EXIFERR_DC , const char *_file, size_t _line
    34. 

  34. #define EXIFERR_CC , __FILE__, __LINE__
    35. 

  35. #else
    36. 

  36. #define EXIFERR_DC
    37. 

  37. #define EXIFERR_CC
    38. 

  38. #endif
    39. 

  39. 

  40. #include "php_exif.h"
    41. 

  41. #include "exif_arginfo.h"
    42. 

  42. #include <math.h>
    43. 

  43. #include "php_ini.h"
    44. 

  44. #include "ext/standard/php_string.h"
    45. 

  45. #include "ext/standard/php_image.h"
    46. 

  46. #include "ext/standard/info.h"
    47. 

  47. 

  48. /* needed for ssize_t definition */
    49. 

  49. #include <sys/types.h>
    50. 

  50. 

  51. #ifdef __SANITIZE_ADDRESS__
    52. 

  52. # include <sanitizer/asan_interface.h>
    53. 

  53. #endif
    54. 

  54. 

  55. typedef unsigned char uchar;
    56. 

  56. 

  57. #ifndef max
    58. 

  58. #	define max(a,b) ((a)>(b) ? (a) : (b))
    59. 

  59. #endif
    60. 

  60. 

  61. #define EFREE_IF(ptr)	if (ptr) efree(ptr)
    62. 

  62. 

  63. #define MAX_IFD_NESTING_LEVEL 10
    64. 

  64. #define MAX_IFD_TAGS 1000
    65. 

  65. 

  66. /* {{{ PHP_MINFO_FUNCTION */
    67. 

  67. PHP_MINFO_FUNCTION(exif)
    68. 

  68. {
    69. 

  69. 	php_info_print_table_start();
    70. 

  70. 	php_info_print_table_row(2, "EXIF Support", "enabled");
    71. 

  71. 	php_info_print_table_row(2, "Supported EXIF Version", "0220");
    72. 

  72. 	php_info_print_table_row(2, "Supported filetypes", "JPEG, TIFF");
    73. 

  73. 

  74. 	if (zend_hash_str_exists(&module_registry, "mbstring", sizeof("mbstring")-1)) {
    75. 

  75. 		php_info_print_table_row(2, "Multibyte decoding support using mbstring", "enabled");
    76. 

  76. 	} else {
    77. 

  77. 		php_info_print_table_row(2, "Multibyte decoding support using mbstring", "disabled");
    78. 

  78. 	}
    79. 

  79. 

  80. 	php_info_print_table_row(2, "Extended EXIF tag formats", "Canon, Casio, Fujifilm, Nikon, Olympus, Samsung, Panasonic, DJI, Sony, Pentax, Minolta, Sigma, Foveon, Kyocera, Ricoh, AGFA, Epson");
    81. 

  81. 	php_info_print_table_end();
    82. 

  82. 

  83. 	DISPLAY_INI_ENTRIES();
    84. 

  84. }
    85. 

  85. /* }}} */
    86. 

  86. 

  87. ZEND_BEGIN_MODULE_GLOBALS(exif)
    88. 

  88. 	char * encode_unicode;
    89. 

  89. 	char * decode_unicode_be;
    90. 

  90. 	char * decode_unicode_le;
    91. 

  91. 	char * encode_jis;
    92. 

  92. 	char * decode_jis_be;
    93. 

  93. 	char * decode_jis_le;
    94. 

  94. 	HashTable *tag_table_cache;
    95. 

  95. ZEND_END_MODULE_GLOBALS(exif)
    96. 

  96. 

  97. ZEND_DECLARE_MODULE_GLOBALS(exif)
    98. 

  98. #define EXIF_G(v) ZEND_MODULE_GLOBALS_ACCESSOR(exif, v)
    99. 

  99. 

  100. #if defined(ZTS) && defined(COMPILE_DL_EXIF)
    101. 

  101. ZEND_TSRMLS_CACHE_DEFINE()
    102. 

  102. #endif
    103. 

  103. 

  104. /* {{{ PHP_INI */
    105. 

  105. 

  106. ZEND_INI_MH(OnUpdateEncode)
    107. 

  107. {
    108. 

  108. 	if (new_value && ZSTR_LEN(new_value)) {
    109. 

  109. 		const zend_encoding **return_list;
    110. 

  110. 		size_t return_size;
    111. 

  111. 		if (FAILURE == zend_multibyte_parse_encoding_list(ZSTR_VAL(new_value), ZSTR_LEN(new_value),
    112. 

  112. 	&return_list, &return_size, 0)) {
    113. 

  113. 			php_error_docref(NULL, E_WARNING, "Illegal encoding ignored: '%s'", ZSTR_VAL(new_value));
    114. 

  114. 			return FAILURE;
    115. 

  115. 		}
    116. 

  116. 		pefree((void *) return_list, 0);
    117. 

  117. 	}
    118. 

  118. 	return OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage);
    119. 

  119. }
    120. 

  120. 

  121. ZEND_INI_MH(OnUpdateDecode)
    122. 

  122. {
    123. 

  123. 	if (new_value) {
    124. 

  124. 		const zend_encoding **return_list;
    125. 

  125. 		size_t return_size;
    126. 

  126. 		if (FAILURE == zend_multibyte_parse_encoding_list(ZSTR_VAL(new_value), ZSTR_LEN(new_value),
    127. 

  127. 	&return_list, &return_size, 0)) {
    128. 

  128. 			php_error_docref(NULL, E_WARNING, "Illegal encoding ignored: '%s'", ZSTR_VAL(new_value));
    129. 

  129. 			return FAILURE;
    130. 

  130. 		}
    131. 

  131. 		pefree((void *) return_list, 0);
    132. 

  132. 	}
    133. 

  133. 	return OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage);
    134. 

  134. }
    135. 

  135. 

  136. PHP_INI_BEGIN()
    137. 

  137. 	STD_PHP_INI_ENTRY("exif.encode_unicode",          "ISO-8859-15", PHP_INI_ALL, OnUpdateEncode, encode_unicode,    zend_exif_globals, exif_globals)
    138. 

  138. 	STD_PHP_INI_ENTRY("exif.decode_unicode_motorola", "UCS-2BE",     PHP_INI_ALL, OnUpdateDecode, decode_unicode_be, zend_exif_globals, exif_globals)
    139. 

  139. 	STD_PHP_INI_ENTRY("exif.decode_unicode_intel",    "UCS-2LE",     PHP_INI_ALL, OnUpdateDecode, decode_unicode_le, zend_exif_globals, exif_globals)
    140. 

  140. 	STD_PHP_INI_ENTRY("exif.encode_jis",              "",            PHP_INI_ALL, OnUpdateEncode, encode_jis,        zend_exif_globals, exif_globals)
    141. 

  141. 	STD_PHP_INI_ENTRY("exif.decode_jis_motorola",     "JIS",         PHP_INI_ALL, OnUpdateDecode, decode_jis_be,     zend_exif_globals, exif_globals)
    142. 

  142. 	STD_PHP_INI_ENTRY("exif.decode_jis_intel",        "JIS",         PHP_INI_ALL, OnUpdateDecode, decode_jis_le,     zend_exif_globals, exif_globals)
    143. 

  143. PHP_INI_END()
    144. 

  144. /* }}} */
    145. 

  145. 

  146. /* {{{ PHP_GINIT_FUNCTION */
    147. 

  147. static PHP_GINIT_FUNCTION(exif)
    148. 

  148. {
    149. 

  149. #if defined(COMPILE_DL_EXIF) && defined(ZTS)
    150. 

  150. 	ZEND_TSRMLS_CACHE_UPDATE();
    151. 

  151. #endif
    152. 

  152. 	exif_globals->encode_unicode    = NULL;
    153. 

  153. 	exif_globals->decode_unicode_be = NULL;
    154. 

  154. 	exif_globals->decode_unicode_le = NULL;
    155. 

  155. 	exif_globals->encode_jis        = NULL;
    156. 

  156. 	exif_globals->decode_jis_be     = NULL;
    157. 

  157. 	exif_globals->decode_jis_le     = NULL;
    158. 

  158. 	exif_globals->tag_table_cache   = NULL;
    159. 

  159. }
    160. 

  160. /* }}} */
    161. 

  161. 

  162. /* {{{ PHP_MINIT_FUNCTION(exif) */
    163. 

  163. PHP_MINIT_FUNCTION(exif)
    164. 

  164. {
    165. 

  165. 	REGISTER_INI_ENTRIES();
    166. 

  166. 	if (zend_hash_str_exists(&module_registry, "mbstring", sizeof("mbstring")-1)) {
    167. 

  167. 		REGISTER_LONG_CONSTANT("EXIF_USE_MBSTRING", 1, CONST_CS | CONST_PERSISTENT);
    168. 

  168. 	} else {
    169. 

  169. 		REGISTER_LONG_CONSTANT("EXIF_USE_MBSTRING", 0, CONST_CS | CONST_PERSISTENT);
    170. 

  170. 	}
    171. 

  171. 	return SUCCESS;
    172. 

  172. }
    173. 

  173. /* }}} */
    174. 

  174. 

  175. /* {{{ PHP_MSHUTDOWN_FUNCTION */
    176. 

  176. PHP_MSHUTDOWN_FUNCTION(exif)
    177. 

  177. {
    178. 

  178. 	UNREGISTER_INI_ENTRIES();
    179. 

  179. 	if (EXIF_G(tag_table_cache)) {
    180. 

  180. 		zend_hash_destroy(EXIF_G(tag_table_cache));
    181. 

  181. 		free(EXIF_G(tag_table_cache));
    182. 

  182. 	}
    183. 

  183. 	return SUCCESS;
    184. 

  184. }
    185. 

  185. /* }}} */
    186. 

  186. 

  187. /* {{{ exif dependencies */
    188. 

  188. static const zend_module_dep exif_module_deps[] = {
    189. 

  189. 	ZEND_MOD_REQUIRED("standard")
    190. 

  190. 	ZEND_MOD_OPTIONAL("mbstring")
    191. 

  191. 	ZEND_MOD_END
    192. 

  192. };
    193. 

  193. /* }}} */
    194. 

  194. 

  195. /* {{{ exif_module_entry */
    196. 

  196. zend_module_entry exif_module_entry = {
    197. 

  197. 	STANDARD_MODULE_HEADER_EX, NULL,
    198. 

  198. 	exif_module_deps,
    199. 

  199. 	"exif",
    200. 

  200. 	ext_functions,
    201. 

  201. 	PHP_MINIT(exif),
    202. 

  202. 	PHP_MSHUTDOWN(exif),
    203. 

  203. 	NULL, NULL,
    204. 

  204. 	PHP_MINFO(exif),
    205. 

  205. 	PHP_EXIF_VERSION,
    206. 

  206. 	PHP_MODULE_GLOBALS(exif),
    207. 

  207. 	PHP_GINIT(exif),
    208. 

  208. 	NULL,
    209. 

  209. 	NULL,
    210. 

  210. 	STANDARD_MODULE_PROPERTIES_EX
    211. 

  211. };
    212. 

  212. /* }}} */
    213. 

  213. 

  214. #ifdef COMPILE_DL_EXIF
    215. 

  215. ZEND_GET_MODULE(exif)
    216. 

  216. #endif
    217. 

  217. 

  218. /* {{{ php_strnlen
    219. 

  219.  * get length of string if buffer if less than buffer size or buffer size */
    220. 

  220. static size_t php_strnlen(char* str, size_t maxlen) {
    221. 

  221. 	size_t len = 0;
    222. 

  222. 

  223. 	if (str && maxlen && *str) {
    224. 

  224. 		do {
    225. 

  225. 			len++;
    226. 

  226. 		} while (--maxlen && *(++str));
    227. 

  227. 	}
    228. 

  228. 	return len;
    229. 

  229. }
    230. 

  230. /* }}} */
    231. 

  231. 

  232. /* {{{ error messages */
    233. 

  233. static const char * EXIF_ERROR_FILEEOF   = "Unexpected end of file reached";
    234. 

  234. static const char * EXIF_ERROR_CORRUPT   = "File structure corrupted";
    235. 

  235. static const char * EXIF_ERROR_THUMBEOF  = "Thumbnail goes IFD boundary or end of file reached";
    236. 

  236. static const char * EXIF_ERROR_FSREALLOC = "Illegal reallocating of undefined file section";
    237. 

  237. 

  238. #define EXIF_ERRLOG_FILEEOF(ImageInfo)    exif_error_docref(NULL EXIFERR_CC, ImageInfo, E_WARNING, "%s", EXIF_ERROR_FILEEOF);
    239. 

  239. #define EXIF_ERRLOG_CORRUPT(ImageInfo)    exif_error_docref(NULL EXIFERR_CC, ImageInfo, E_WARNING, "%s", EXIF_ERROR_CORRUPT);
    240. 

  240. #define EXIF_ERRLOG_THUMBEOF(ImageInfo)   exif_error_docref(NULL EXIFERR_CC, ImageInfo, E_WARNING, "%s", EXIF_ERROR_THUMBEOF);
    241. 

  241. #define EXIF_ERRLOG_FSREALLOC(ImageInfo)  exif_error_docref(NULL EXIFERR_CC, ImageInfo, E_WARNING, "%s", EXIF_ERROR_FSREALLOC);
    242. 

  242. /* }}} */
    243. 

  243. 

  244. /* {{{ format description defines
    245. 

  245.    Describes format descriptor
    246. 

  246. */
    247. 

  247. static int php_tiff_bytes_per_format[] = {0, 1, 1, 2, 4, 8, 1, 1, 2, 4, 8, 4, 8, 1};
    248. 

  248. #define NUM_FORMATS 13
    249. 

  249. 

  250. #define TAG_FMT_BYTE       1
    251. 

  251. #define TAG_FMT_STRING     2
    252. 

  252. #define TAG_FMT_USHORT     3
    253. 

  253. #define TAG_FMT_ULONG      4
    254. 

  254. #define TAG_FMT_URATIONAL  5
    255. 

  255. #define TAG_FMT_SBYTE      6
    256. 

  256. #define TAG_FMT_UNDEFINED  7
    257. 

  257. #define TAG_FMT_SSHORT     8
    258. 

  258. #define TAG_FMT_SLONG      9
    259. 

  259. #define TAG_FMT_SRATIONAL 10
    260. 

  260. #define TAG_FMT_SINGLE    11
    261. 

  261. #define TAG_FMT_DOUBLE    12
    262. 

  262. #define TAG_FMT_IFD       13
    263. 

  263. 

  264. #ifdef EXIF_DEBUG
    265. 

  265. static char *exif_get_tagformat(int format)
    266. 

  266. {
    267. 

  267. 	switch(format) {
    268. 

  268. 		case TAG_FMT_BYTE:      return "BYTE";
    269. 

  269. 		case TAG_FMT_STRING:    return "STRING";
    270. 

  270. 		case TAG_FMT_USHORT:    return "USHORT";
    271. 

  271. 		case TAG_FMT_ULONG:     return "ULONG";
    272. 

  272. 		case TAG_FMT_URATIONAL: return "URATIONAL";
    273. 

  273. 		case TAG_FMT_SBYTE:     return "SBYTE";
    274. 

  274. 		case TAG_FMT_UNDEFINED: return "UNDEFINED";
    275. 

  275. 		case TAG_FMT_SSHORT:    return "SSHORT";
    276. 

  276. 		case TAG_FMT_SLONG:     return "SLONG";
    277. 

  277. 		case TAG_FMT_SRATIONAL: return "SRATIONAL";
    278. 

  278. 		case TAG_FMT_SINGLE:    return "SINGLE";
    279. 

  279. 		case TAG_FMT_DOUBLE:    return "DOUBLE";
    280. 

  280. 		case TAG_FMT_IFD:       return "IFD";
    281. 

  281. 	}
    282. 

  282. 	return "*Illegal";
    283. 

  283. }
    284. 

  284. #endif
    285. 

  285. 

  286. /* Describes tag values */
    287. 

  287. #define TAG_GPS_VERSION_ID              0x0000
    288. 

  288. #define TAG_GPS_LATITUDE_REF            0x0001
    289. 

  289. #define TAG_GPS_LATITUDE                0x0002
    290. 

  290. #define TAG_GPS_LONGITUDE_REF           0x0003
    291. 

  291. #define TAG_GPS_LONGITUDE               0x0004
    292. 

  292. #define TAG_GPS_ALTITUDE_REF            0x0005
    293. 

  293. #define TAG_GPS_ALTITUDE                0x0006
    294. 

  294. #define TAG_GPS_TIME_STAMP              0x0007
    295. 

  295. #define TAG_GPS_SATELLITES              0x0008
    296. 

  296. #define TAG_GPS_STATUS                  0x0009
    297. 

  297. #define TAG_GPS_MEASURE_MODE            0x000A
    298. 

  298. #define TAG_GPS_DOP                     0x000B
    299. 

  299. #define TAG_GPS_SPEED_REF               0x000C
    300. 

  300. #define TAG_GPS_SPEED                   0x000D
    301. 

  301. #define TAG_GPS_TRACK_REF               0x000E
    302. 

  302. #define TAG_GPS_TRACK                   0x000F
    303. 

  303. #define TAG_GPS_IMG_DIRECTION_REF       0x0010
    304. 

  304. #define TAG_GPS_IMG_DIRECTION           0x0011
    305. 

  305. #define TAG_GPS_MAP_DATUM               0x0012
    306. 

  306. #define TAG_GPS_DEST_LATITUDE_REF       0x0013
    307. 

  307. #define TAG_GPS_DEST_LATITUDE           0x0014
    308. 

  308. #define TAG_GPS_DEST_LONGITUDE_REF      0x0015
    309. 

  309. #define TAG_GPS_DEST_LONGITUDE          0x0016
    310. 

  310. #define TAG_GPS_DEST_BEARING_REF        0x0017
    311. 

  311. #define TAG_GPS_DEST_BEARING            0x0018
    312. 

  312. #define TAG_GPS_DEST_DISTANCE_REF       0x0019
    313. 

  313. #define TAG_GPS_DEST_DISTANCE           0x001A
    314. 

  314. #define TAG_GPS_PROCESSING_METHOD       0x001B
    315. 

  315. #define TAG_GPS_AREA_INFORMATION        0x001C
    316. 

  316. #define TAG_GPS_DATE_STAMP              0x001D
    317. 

  317. #define TAG_GPS_DIFFERENTIAL            0x001E
    318. 

  318. #define TAG_TIFF_COMMENT                0x00FE /* SHOULDN'T HAPPEN */
    319. 

  319. #define TAG_NEW_SUBFILE                 0x00FE /* New version of subfile tag */
    320. 

  320. #define TAG_SUBFILE_TYPE                0x00FF /* Old version of subfile tag */
    321. 

  321. #define TAG_IMAGEWIDTH                  0x0100
    322. 

  322. #define TAG_IMAGEHEIGHT                 0x0101
    323. 

  323. #define TAG_BITS_PER_SAMPLE             0x0102
    324. 

  324. #define TAG_COMPRESSION                 0x0103
    325. 

  325. #define TAG_PHOTOMETRIC_INTERPRETATION  0x0106
    326. 

  326. #define TAG_TRESHHOLDING                0x0107
    327. 

  327. #define TAG_CELL_WIDTH                  0x0108
    328. 

  328. #define TAG_CELL_HEIGHT                 0x0109
    329. 

  329. #define TAG_FILL_ORDER                  0x010A
    330. 

  330. #define TAG_DOCUMENT_NAME               0x010D
    331. 

  331. #define TAG_IMAGE_DESCRIPTION           0x010E
    332. 

  332. #define TAG_MAKE                        0x010F
    333. 

  333. #define TAG_MODEL                       0x0110
    334. 

  334. #define TAG_STRIP_OFFSETS               0x0111
    335. 

  335. #define TAG_ORIENTATION                 0x0112
    336. 

  336. #define TAG_SAMPLES_PER_PIXEL           0x0115
    337. 

  337. #define TAG_ROWS_PER_STRIP              0x0116
    338. 

  338. #define TAG_STRIP_BYTE_COUNTS           0x0117
    339. 

  339. #define TAG_MIN_SAMPPLE_VALUE           0x0118
    340. 

  340. #define TAG_MAX_SAMPLE_VALUE            0x0119
    341. 

  341. #define TAG_X_RESOLUTION                0x011A
    342. 

  342. #define TAG_Y_RESOLUTION                0x011B
    343. 

  343. #define TAG_PLANAR_CONFIGURATION        0x011C
    344. 

  344. #define TAG_PAGE_NAME                   0x011D
    345. 

  345. #define TAG_X_POSITION                  0x011E
    346. 

  346. #define TAG_Y_POSITION                  0x011F
    347. 

  347. #define TAG_FREE_OFFSETS                0x0120
    348. 

  348. #define TAG_FREE_BYTE_COUNTS            0x0121
    349. 

  349. #define TAG_GRAY_RESPONSE_UNIT          0x0122
    350. 

  350. #define TAG_GRAY_RESPONSE_CURVE         0x0123
    351. 

  351. #define TAG_RESOLUTION_UNIT             0x0128
    352. 

  352. #define TAG_PAGE_NUMBER                 0x0129
    353. 

  353. #define TAG_TRANSFER_FUNCTION           0x012D
    354. 

  354. #define TAG_SOFTWARE                    0x0131
    355. 

  355. #define TAG_DATETIME                    0x0132
    356. 

  356. #define TAG_ARTIST                      0x013B
    357. 

  357. #define TAG_HOST_COMPUTER               0x013C
    358. 

  358. #define TAG_PREDICTOR                   0x013D
    359. 

  359. #define TAG_WHITE_POINT                 0x013E
    360. 

  360. #define TAG_PRIMARY_CHROMATICITIES      0x013F
    361. 

  361. #define TAG_COLOR_MAP                   0x0140
    362. 

  362. #define TAG_HALFTONE_HINTS              0x0141
    363. 

  363. #define TAG_TILE_WIDTH                  0x0142
    364. 

  364. #define TAG_TILE_LENGTH                 0x0143
    365. 

  365. #define TAG_TILE_OFFSETS                0x0144
    366. 

  366. #define TAG_TILE_BYTE_COUNTS            0x0145
    367. 

  367. #define TAG_SUB_IFD                     0x014A
    368. 

  368. #define TAG_INK_SETMPUTER               0x014C
    369. 

  369. #define TAG_INK_NAMES                   0x014D
    370. 

  370. #define TAG_NUMBER_OF_INKS              0x014E
    371. 

  371. #define TAG_DOT_RANGE                   0x0150
    372. 

  372. #define TAG_TARGET_PRINTER              0x0151
    373. 

  373. #define TAG_EXTRA_SAMPLE                0x0152
    374. 

  374. #define TAG_SAMPLE_FORMAT               0x0153
    375. 

  375. #define TAG_S_MIN_SAMPLE_VALUE          0x0154
    376. 

  376. #define TAG_S_MAX_SAMPLE_VALUE          0x0155
    377. 

  377. #define TAG_TRANSFER_RANGE              0x0156
    378. 

  378. #define TAG_JPEG_TABLES                 0x015B
    379. 

  379. #define TAG_JPEG_PROC                   0x0200
    380. 

  380. #define TAG_JPEG_INTERCHANGE_FORMAT     0x0201
    381. 

  381. #define TAG_JPEG_INTERCHANGE_FORMAT_LEN 0x0202
    382. 

  382. #define TAG_JPEG_RESTART_INTERVAL       0x0203
    383. 

  383. #define TAG_JPEG_LOSSLESS_PREDICTOR     0x0205
    384. 

  384. #define TAG_JPEG_POINT_TRANSFORMS       0x0206
    385. 

  385. #define TAG_JPEG_Q_TABLES               0x0207
    386. 

  386. #define TAG_JPEG_DC_TABLES              0x0208
    387. 

  387. #define TAG_JPEG_AC_TABLES              0x0209
    388. 

  388. #define TAG_YCC_COEFFICIENTS            0x0211
    389. 

  389. #define TAG_YCC_SUB_SAMPLING            0x0212
    390. 

  390. #define TAG_YCC_POSITIONING             0x0213
    391. 

  391. #define TAG_REFERENCE_BLACK_WHITE       0x0214
    392. 

  392. /* 0x0301 - 0x0302 */
    393. 

  393. /* 0x0320 */
    394. 

  394. /* 0x0343 */
    395. 

  395. /* 0x5001 - 0x501B */
    396. 

  396. /* 0x5021 - 0x503B */
    397. 

  397. /* 0x5090 - 0x5091 */
    398. 

  398. /* 0x5100 - 0x5101 */
    399. 

  399. /* 0x5110 - 0x5113 */
    400. 

  400. /* 0x80E3 - 0x80E6 */
    401. 

  401. /* 0x828d - 0x828F */
    402. 

  402. #define TAG_COPYRIGHT                   0x8298
    403. 

  403. #define TAG_EXPOSURETIME                0x829A
    404. 

  404. #define TAG_FNUMBER                     0x829D
    405. 

  405. #define TAG_EXIF_IFD_POINTER            0x8769
    406. 

  406. #define TAG_ICC_PROFILE                 0x8773
    407. 

  407. #define TAG_EXPOSURE_PROGRAM            0x8822
    408. 

  408. #define TAG_SPECTRAL_SENSITY            0x8824
    409. 

  409. #define TAG_GPS_IFD_POINTER             0x8825
    410. 

  410. #define TAG_ISOSPEED                    0x8827
    411. 

  411. #define TAG_OPTOELECTRIC_CONVERSION_F   0x8828
    412. 

  412. /* 0x8829 - 0x882b */
    413. 

  413. #define TAG_EXIFVERSION                 0x9000
    414. 

  414. #define TAG_DATE_TIME_ORIGINAL          0x9003
    415. 

  415. #define TAG_DATE_TIME_DIGITIZED         0x9004
    416. 

  416. #define TAG_COMPONENT_CONFIG            0x9101
    417. 

  417. #define TAG_COMPRESSED_BITS_PER_PIXEL   0x9102
    418. 

  418. #define TAG_SHUTTERSPEED                0x9201
    419. 

  419. #define TAG_APERTURE                    0x9202
    420. 

  420. #define TAG_BRIGHTNESS_VALUE            0x9203
    421. 

  421. #define TAG_EXPOSURE_BIAS_VALUE         0x9204
    422. 

  422. #define TAG_MAX_APERTURE                0x9205
    423. 

  423. #define TAG_SUBJECT_DISTANCE            0x9206
    424. 

  424. #define TAG_METRIC_MODULE               0x9207
    425. 

  425. #define TAG_LIGHT_SOURCE                0x9208
    426. 

  426. #define TAG_FLASH                       0x9209
    427. 

  427. #define TAG_FOCAL_LENGTH                0x920A
    428. 

  428. /* 0x920B - 0x920D */
    429. 

  429. /* 0x9211 - 0x9216 */
    430. 

  430. #define TAG_SUBJECT_AREA                0x9214
    431. 

  431. #define TAG_MAKER_NOTE                  0x927C
    432. 

  432. #define TAG_USERCOMMENT                 0x9286
    433. 

  433. #define TAG_SUB_SEC_TIME                0x9290
    434. 

  434. #define TAG_SUB_SEC_TIME_ORIGINAL       0x9291
    435. 

  435. #define TAG_SUB_SEC_TIME_DIGITIZED      0x9292
    436. 

  436. /* 0x923F */
    437. 

  437. /* 0x935C */
    438. 

  438. #define TAG_XP_TITLE                    0x9C9B
    439. 

  439. #define TAG_XP_COMMENTS                 0x9C9C
    440. 

  440. #define TAG_XP_AUTHOR                   0x9C9D
    441. 

  441. #define TAG_XP_KEYWORDS                 0x9C9E
    442. 

  442. #define TAG_XP_SUBJECT                  0x9C9F
    443. 

  443. #define TAG_FLASH_PIX_VERSION           0xA000
    444. 

  444. #define TAG_COLOR_SPACE                 0xA001
    445. 

  445. #define TAG_COMP_IMAGE_WIDTH            0xA002 /* compressed images only */
    446. 

  446. #define TAG_COMP_IMAGE_HEIGHT           0xA003
    447. 

  447. #define TAG_RELATED_SOUND_FILE          0xA004
    448. 

  448. #define TAG_INTEROP_IFD_POINTER         0xA005 /* IFD pointer */
    449. 

  449. #define TAG_FLASH_ENERGY                0xA20B
    450. 

  450. #define TAG_SPATIAL_FREQUENCY_RESPONSE  0xA20C
    451. 

  451. #define TAG_FOCALPLANE_X_RES            0xA20E
    452. 

  452. #define TAG_FOCALPLANE_Y_RES            0xA20F
    453. 

  453. #define TAG_FOCALPLANE_RESOLUTION_UNIT  0xA210
    454. 

  454. #define TAG_SUBJECT_LOCATION            0xA214
    455. 

  455. #define TAG_EXPOSURE_INDEX              0xA215
    456. 

  456. #define TAG_SENSING_METHOD              0xA217
    457. 

  457. #define TAG_FILE_SOURCE                 0xA300
    458. 

  458. #define TAG_SCENE_TYPE                  0xA301
    459. 

  459. #define TAG_CFA_PATTERN                 0xA302
    460. 

  460. #define TAG_CUSTOM_RENDERED             0xA401
    461. 

  461. #define TAG_EXPOSURE_MODE               0xA402
    462. 

  462. #define TAG_WHITE_BALANCE               0xA403
    463. 

  463. #define TAG_DIGITAL_ZOOM_RATIO          0xA404
    464. 

  464. #define TAG_FOCAL_LENGTH_IN_35_MM_FILM  0xA405
    465. 

  465. #define TAG_SCENE_CAPTURE_TYPE          0xA406
    466. 

  466. #define TAG_GAIN_CONTROL                0xA407
    467. 

  467. #define TAG_CONTRAST                    0xA408
    468. 

  468. #define TAG_SATURATION                  0xA409
    469. 

  469. #define TAG_SHARPNESS                   0xA40A
    470. 

  470. #define TAG_DEVICE_SETTING_DESCRIPTION  0xA40B
    471. 

  471. #define TAG_SUBJECT_DISTANCE_RANGE      0xA40C
    472. 

  472. #define TAG_IMAGE_UNIQUE_ID             0xA420
    473. 

  473. 

  474. /* Olympus specific tags */
    475. 

  475. #define TAG_OLYMPUS_SPECIALMODE         0x0200
    476. 

  476. #define TAG_OLYMPUS_JPEGQUAL            0x0201
    477. 

  477. #define TAG_OLYMPUS_MACRO               0x0202
    478. 

  478. #define TAG_OLYMPUS_DIGIZOOM            0x0204
    479. 

  479. #define TAG_OLYMPUS_SOFTWARERELEASE     0x0207
    480. 

  480. #define TAG_OLYMPUS_PICTINFO            0x0208
    481. 

  481. #define TAG_OLYMPUS_CAMERAID            0x0209
    482. 

  482. /* end Olympus specific tags */
    483. 

  483. 

  484. /* Internal */
    485. 

  485. #define TAG_NONE               			-1 /* note that -1 <> 0xFFFF */
    486. 

  486. #define TAG_COMPUTED_VALUE     			-2
    487. 

  487. #define TAG_END_OF_LIST                 0xFFFD
    488. 

  488. 

  489. /* Values for TAG_PHOTOMETRIC_INTERPRETATION */
    490. 

  490. #define PMI_BLACK_IS_ZERO       0
    491. 

  491. #define PMI_WHITE_IS_ZERO       1
    492. 

  492. #define PMI_RGB          	    2
    493. 

  493. #define PMI_PALETTE_COLOR       3
    494. 

  494. #define PMI_TRANSPARENCY_MASK   4
    495. 

  495. #define PMI_SEPARATED           5
    496. 

  496. #define PMI_YCBCR               6
    497. 

  497. #define PMI_CIELAB              8
    498. 

  498. 

  499. /* }}} */
    500. 

  500. 

  501. /* {{{ TabTable[] */
    502. 

  502. typedef const struct {
    503. 

  503. 	unsigned short Tag;
    504. 

  504. 	char *Desc;
    505. 

  505. } tag_info_type;
    506. 

  506. 

  507. typedef tag_info_type  tag_info_array[];
    508. 

  508. typedef tag_info_type  *tag_table_type;
    509. 

  509. 

  510. #define TAG_TABLE_END \
    511. 

  511.   {TAG_NONE,           "No tag value"},\
    512. 

  512.   {TAG_COMPUTED_VALUE, "Computed value"},\
    513. 

  513.   {TAG_END_OF_LIST,    ""}  /* Important for exif_get_tagname() IF value != "" function result is != false */
    514. 

  514. 

  515. static tag_info_array tag_table_IFD = {
    516. 

  516.   { 0x000B, "ACDComment"},
    517. 

  517.   { 0x00FE, "NewSubFile"}, /* better name it 'ImageType' ? */
    518. 

  518.   { 0x00FF, "SubFile"},
    519. 

  519.   { 0x0100, "ImageWidth"},
    520. 

  520.   { 0x0101, "ImageLength"},
    521. 

  521.   { 0x0102, "BitsPerSample"},
    522. 

  522.   { 0x0103, "Compression"},
    523. 

  523.   { 0x0106, "PhotometricInterpretation"},
    524. 

  524.   { 0x010A, "FillOrder"},
    525. 

  525.   { 0x010D, "DocumentName"},
    526. 

  526.   { 0x010E, "ImageDescription"},
    527. 

  527.   { 0x010F, "Make"},
    528. 

  528.   { 0x0110, "Model"},
    529. 

  529.   { 0x0111, "StripOffsets"},
    530. 

  530.   { 0x0112, "Orientation"},
    531. 

  531.   { 0x0115, "SamplesPerPixel"},
    532. 

  532.   { 0x0116, "RowsPerStrip"},
    533. 

  533.   { 0x0117, "StripByteCounts"},
    534. 

  534.   { 0x0118, "MinSampleValue"},
    535. 

  535.   { 0x0119, "MaxSampleValue"},
    536. 

  536.   { 0x011A, "XResolution"},
    537. 

  537.   { 0x011B, "YResolution"},
    538. 

  538.   { 0x011C, "PlanarConfiguration"},
    539. 

  539.   { 0x011D, "PageName"},
    540. 

  540.   { 0x011E, "XPosition"},
    541. 

  541.   { 0x011F, "YPosition"},
    542. 

  542.   { 0x0120, "FreeOffsets"},
    543. 

  543.   { 0x0121, "FreeByteCounts"},
    544. 

  544.   { 0x0122, "GrayResponseUnit"},
    545. 

  545.   { 0x0123, "GrayResponseCurve"},
    546. 

  546.   { 0x0124, "T4Options"},
    547. 

  547.   { 0x0125, "T6Options"},
    548. 

  548.   { 0x0128, "ResolutionUnit"},
    549. 

  549.   { 0x0129, "PageNumber"},
    550. 

  550.   { 0x012D, "TransferFunction"},
    551. 

  551.   { 0x0131, "Software"},
    552. 

  552.   { 0x0132, "DateTime"},
    553. 

  553.   { 0x013B, "Artist"},
    554. 

  554.   { 0x013C, "HostComputer"},
    555. 

  555.   { 0x013D, "Predictor"},
    556. 

  556.   { 0x013E, "WhitePoint"},
    557. 

  557.   { 0x013F, "PrimaryChromaticities"},
    558. 

  558.   { 0x0140, "ColorMap"},
    559. 

  559.   { 0x0141, "HalfToneHints"},
    560. 

  560.   { 0x0142, "TileWidth"},
    561. 

  561.   { 0x0143, "TileLength"},
    562. 

  562.   { 0x0144, "TileOffsets"},
    563. 

  563.   { 0x0145, "TileByteCounts"},
    564. 

  564.   { 0x014A, "SubIFD"},
    565. 

  565.   { 0x014C, "InkSet"},
    566. 

  566.   { 0x014D, "InkNames"},
    567. 

  567.   { 0x014E, "NumberOfInks"},
    568. 

  568.   { 0x0150, "DotRange"},
    569. 

  569.   { 0x0151, "TargetPrinter"},
    570. 

  570.   { 0x0152, "ExtraSample"},
    571. 

  571.   { 0x0153, "SampleFormat"},
    572. 

  572.   { 0x0154, "SMinSampleValue"},
    573. 

  573.   { 0x0155, "SMaxSampleValue"},
    574. 

  574.   { 0x0156, "TransferRange"},
    575. 

  575.   { 0x0157, "ClipPath"},
    576. 

  576.   { 0x0158, "XClipPathUnits"},
    577. 

  577.   { 0x0159, "YClipPathUnits"},
    578. 

  578.   { 0x015A, "Indexed"},
    579. 

  579.   { 0x015B, "JPEGTables"},
    580. 

  580.   { 0x015F, "OPIProxy"},
    581. 

  581.   { 0x0200, "JPEGProc"},
    582. 

  582.   { 0x0201, "JPEGInterchangeFormat"},
    583. 

  583.   { 0x0202, "JPEGInterchangeFormatLength"},
    584. 

  584.   { 0x0203, "JPEGRestartInterval"},
    585. 

  585.   { 0x0205, "JPEGLosslessPredictors"},
    586. 

  586.   { 0x0206, "JPEGPointTransforms"},
    587. 

  587.   { 0x0207, "JPEGQTables"},
    588. 

  588.   { 0x0208, "JPEGDCTables"},
    589. 

  589.   { 0x0209, "JPEGACTables"},
    590. 

  590.   { 0x0211, "YCbCrCoefficients"},
    591. 

  591.   { 0x0212, "YCbCrSubSampling"},
    592. 

  592.   { 0x0213, "YCbCrPositioning"},
    593. 

  593.   { 0x0214, "ReferenceBlackWhite"},
    594. 

  594.   { 0x02BC, "ExtensibleMetadataPlatform"}, /* XAP: Extensible Authoring Publishing, obsoleted by XMP: Extensible Metadata Platform */
    595. 

  595.   { 0x0301, "Gamma"},
    596. 

  596.   { 0x0302, "ICCProfileDescriptor"},
    597. 

  597.   { 0x0303, "SRGBRenderingIntent"},
    598. 

  598.   { 0x0320, "ImageTitle"},
    599. 

  599.   { 0x5001, "ResolutionXUnit"},
    600. 

  600.   { 0x5002, "ResolutionYUnit"},
    601. 

  601.   { 0x5003, "ResolutionXLengthUnit"},
    602. 

  602.   { 0x5004, "ResolutionYLengthUnit"},
    603. 

  603.   { 0x5005, "PrintFlags"},
    604. 

  604.   { 0x5006, "PrintFlagsVersion"},
    605. 

  605.   { 0x5007, "PrintFlagsCrop"},
    606. 

  606.   { 0x5008, "PrintFlagsBleedWidth"},
    607. 

  607.   { 0x5009, "PrintFlagsBleedWidthScale"},
    608. 

  608.   { 0x500A, "HalftoneLPI"},
    609. 

  609.   { 0x500B, "HalftoneLPIUnit"},
    610. 

  610.   { 0x500C, "HalftoneDegree"},
    611. 

  611.   { 0x500D, "HalftoneShape"},
    612. 

  612.   { 0x500E, "HalftoneMisc"},
    613. 

  613.   { 0x500F, "HalftoneScreen"},
    614. 

  614.   { 0x5010, "JPEGQuality"},
    615. 

  615.   { 0x5011, "GridSize"},
    616. 

  616.   { 0x5012, "ThumbnailFormat"},
    617. 

  617.   { 0x5013, "ThumbnailWidth"},
    618. 

  618.   { 0x5014, "ThumbnailHeight"},
    619. 

  619.   { 0x5015, "ThumbnailColorDepth"},
    620. 

  620.   { 0x5016, "ThumbnailPlanes"},
    621. 

  621.   { 0x5017, "ThumbnailRawBytes"},
    622. 

  622.   { 0x5018, "ThumbnailSize"},
    623. 

  623.   { 0x5019, "ThumbnailCompressedSize"},
    624. 

  624.   { 0x501A, "ColorTransferFunction"},
    625. 

  625.   { 0x501B, "ThumbnailData"},
    626. 

  626.   { 0x5020, "ThumbnailImageWidth"},
    627. 

  627.   { 0x5021, "ThumbnailImageHeight"},
    628. 

  628.   { 0x5022, "ThumbnailBitsPerSample"},
    629. 

  629.   { 0x5023, "ThumbnailCompression"},
    630. 

  630.   { 0x5024, "ThumbnailPhotometricInterp"},
    631. 

  631.   { 0x5025, "ThumbnailImageDescription"},
    632. 

  632.   { 0x5026, "ThumbnailEquipMake"},
    633. 

  633.   { 0x5027, "ThumbnailEquipModel"},
    634. 

  634.   { 0x5028, "ThumbnailStripOffsets"},
    635. 

  635.   { 0x5029, "ThumbnailOrientation"},
    636. 

  636.   { 0x502A, "ThumbnailSamplesPerPixel"},
    637. 

  637.   { 0x502B, "ThumbnailRowsPerStrip"},
    638. 

  638.   { 0x502C, "ThumbnailStripBytesCount"},
    639. 

  639.   { 0x502D, "ThumbnailResolutionX"},
    640. 

  640.   { 0x502E, "ThumbnailResolutionY"},
    641. 

  641.   { 0x502F, "ThumbnailPlanarConfig"},
    642. 

  642.   { 0x5030, "ThumbnailResolutionUnit"},
    643. 

  643.   { 0x5031, "ThumbnailTransferFunction"},
    644. 

  644.   { 0x5032, "ThumbnailSoftwareUsed"},
    645. 

  645.   { 0x5033, "ThumbnailDateTime"},
    646. 

  646.   { 0x5034, "ThumbnailArtist"},
    647. 

  647.   { 0x5035, "ThumbnailWhitePoint"},
    648. 

  648.   { 0x5036, "ThumbnailPrimaryChromaticities"},
    649. 

  649.   { 0x5037, "ThumbnailYCbCrCoefficients"},
    650. 

  650.   { 0x5038, "ThumbnailYCbCrSubsampling"},
    651. 

  651.   { 0x5039, "ThumbnailYCbCrPositioning"},
    652. 

  652.   { 0x503A, "ThumbnailRefBlackWhite"},
    653. 

  653.   { 0x503B, "ThumbnailCopyRight"},
    654. 

  654.   { 0x5090, "LuminanceTable"},
    655. 

  655.   { 0x5091, "ChrominanceTable"},
    656. 

  656.   { 0x5100, "FrameDelay"},
    657. 

  657.   { 0x5101, "LoopCount"},
    658. 

  658.   { 0x5110, "PixelUnit"},
    659. 

  659.   { 0x5111, "PixelPerUnitX"},
    660. 

  660.   { 0x5112, "PixelPerUnitY"},
    661. 

  661.   { 0x5113, "PaletteHistogram"},
    662. 

  662.   { 0x1000, "RelatedImageFileFormat"},
    663. 

  663.   { 0x800D, "ImageID"},
    664. 

  664.   { 0x80E3, "Matteing"},   /* obsoleted by ExtraSamples */
    665. 

  665.   { 0x80E4, "DataType"},   /* obsoleted by SampleFormat */
    666. 

  666.   { 0x80E5, "ImageDepth"},
    667. 

  667.   { 0x80E6, "TileDepth"},
    668. 

  668.   { 0x828D, "CFARepeatPatternDim"},
    669. 

  669.   { 0x828E, "CFAPattern"},
    670. 

  670.   { 0x828F, "BatteryLevel"},
    671. 

  671.   { 0x8298, "Copyright"},
    672. 

  672.   { 0x829A, "ExposureTime"},
    673. 

  673.   { 0x829D, "FNumber"},
    674. 

  674.   { 0x83BB, "IPTC/NAA"},
    675. 

  675.   { 0x84E3, "IT8RasterPadding"},
    676. 

  676.   { 0x84E5, "IT8ColorTable"},
    677. 

  677.   { 0x8649, "ImageResourceInformation"}, /* PhotoShop */
    678. 

  678.   { 0x8769, "Exif_IFD_Pointer"},
    679. 

  679.   { 0x8773, "ICC_Profile"},
    680. 

  680.   { 0x8822, "ExposureProgram"},
    681. 

  681.   { 0x8824, "SpectralSensity"},
    682. 

  682.   { 0x8825, "GPS_IFD_Pointer"},
    683. 

  683.   { 0x8827, "ISOSpeedRatings"},
    684. 

  684.   { 0x8828, "OECF"},
    685. 

  685.   { 0x9000, "ExifVersion"},
    686. 

  686.   { 0x9003, "DateTimeOriginal"},
    687. 

  687.   { 0x9004, "DateTimeDigitized"},
    688. 

  688.   { 0x9101, "ComponentsConfiguration"},
    689. 

  689.   { 0x9102, "CompressedBitsPerPixel"},
    690. 

  690.   { 0x9201, "ShutterSpeedValue"},
    691. 

  691.   { 0x9202, "ApertureValue"},
    692. 

  692.   { 0x9203, "BrightnessValue"},
    693. 

  693.   { 0x9204, "ExposureBiasValue"},
    694. 

  694.   { 0x9205, "MaxApertureValue"},
    695. 

  695.   { 0x9206, "SubjectDistance"},
    696. 

  696.   { 0x9207, "MeteringMode"},
    697. 

  697.   { 0x9208, "LightSource"},
    698. 

  698.   { 0x9209, "Flash"},
    699. 

  699.   { 0x920A, "FocalLength"},
    700. 

  700.   { 0x920B, "FlashEnergy"},                 /* 0xA20B  in JPEG   */
    701. 

  701.   { 0x920C, "SpatialFrequencyResponse"},    /* 0xA20C    -  -    */
    702. 

  702.   { 0x920D, "Noise"},
    703. 

  703.   { 0x920E, "FocalPlaneXResolution"},       /* 0xA20E    -  -    */
    704. 

  704.   { 0x920F, "FocalPlaneYResolution"},       /* 0xA20F    -  -    */
    705. 

  705.   { 0x9210, "FocalPlaneResolutionUnit"},    /* 0xA210    -  -    */
    706. 

  706.   { 0x9211, "ImageNumber"},
    707. 

  707.   { 0x9212, "SecurityClassification"},
    708. 

  708.   { 0x9213, "ImageHistory"},
    709. 

  709.   { 0x9214, "SubjectLocation"},             /* 0xA214    -  -    */
    710. 

  710.   { 0x9215, "ExposureIndex"},               /* 0xA215    -  -    */
    711. 

  711.   { 0x9216, "TIFF/EPStandardID"},
    712. 

  712.   { 0x9217, "SensingMethod"},               /* 0xA217    -  -    */
    713. 

  713.   { 0x923F, "StoNits"},
    714. 

  714.   { 0x927C, "MakerNote"},
    715. 

  715.   { 0x9286, "UserComment"},
    716. 

  716.   { 0x9290, "SubSecTime"},
    717. 

  717.   { 0x9291, "SubSecTimeOriginal"},
    718. 

  718.   { 0x9292, "SubSecTimeDigitized"},
    719. 

  719.   { 0x935C, "ImageSourceData"},             /* "Adobe Photoshop Document Data Block": 8BIM... */
    720. 

  720.   { 0x9c9b, "Title" },                      /* Win XP specific, Unicode  */
    721. 

  721.   { 0x9c9c, "Comments" },                   /* Win XP specific, Unicode  */
    722. 

  722.   { 0x9c9d, "Author" },                     /* Win XP specific, Unicode  */
    723. 

  723.   { 0x9c9e, "Keywords" },                   /* Win XP specific, Unicode  */
    724. 

  724.   { 0x9c9f, "Subject" },                    /* Win XP specific, Unicode, not to be confused with SubjectDistance and SubjectLocation */
    725. 

  725.   { 0xA000, "FlashPixVersion"},
    726. 

  726.   { 0xA001, "ColorSpace"},
    727. 

  727.   { 0xA002, "ExifImageWidth"},
    728. 

  728.   { 0xA003, "ExifImageLength"},
    729. 

  729.   { 0xA004, "RelatedSoundFile"},
    730. 

  730.   { 0xA005, "InteroperabilityOffset"},
    731. 

  731.   { 0xA20B, "FlashEnergy"},                 /* 0x920B in TIFF/EP */
    732. 

  732.   { 0xA20C, "SpatialFrequencyResponse"},    /* 0x920C    -  -    */
    733. 

  733.   { 0xA20D, "Noise"},
    734. 

  734.   { 0xA20E, "FocalPlaneXResolution"},    	/* 0x920E    -  -    */
    735. 

  735.   { 0xA20F, "FocalPlaneYResolution"},       /* 0x920F    -  -    */
    736. 

  736.   { 0xA210, "FocalPlaneResolutionUnit"},    /* 0x9210    -  -    */
    737. 

  737.   { 0xA211, "ImageNumber"},
    738. 

  738.   { 0xA212, "SecurityClassification"},
    739. 

  739.   { 0xA213, "ImageHistory"},
    740. 

  740.   { 0xA214, "SubjectLocation"},             /* 0x9214    -  -    */
    741. 

  741.   { 0xA215, "ExposureIndex"},               /* 0x9215    -  -    */
    742. 

  742.   { 0xA216, "TIFF/EPStandardID"},
    743. 

  743.   { 0xA217, "SensingMethod"},               /* 0x9217    -  -    */
    744. 

  744.   { 0xA300, "FileSource"},
    745. 

  745.   { 0xA301, "SceneType"},
    746. 

  746.   { 0xA302, "CFAPattern"},
    747. 

  747.   { 0xA401, "CustomRendered"},
    748. 

  748.   { 0xA402, "ExposureMode"},
    749. 

  749.   { 0xA403, "WhiteBalance"},
    750. 

  750.   { 0xA404, "DigitalZoomRatio"},
    751. 

  751.   { 0xA405, "FocalLengthIn35mmFilm"},
    752. 

  752.   { 0xA406, "SceneCaptureType"},
    753. 

  753.   { 0xA407, "GainControl"},
    754. 

  754.   { 0xA408, "Contrast"},
    755. 

  755.   { 0xA409, "Saturation"},
    756. 

  756.   { 0xA40A, "Sharpness"},
    757. 

  757.   { 0xA40B, "DeviceSettingDescription"},
    758. 

  758.   { 0xA40C, "SubjectDistanceRange"},
    759. 

  759.   { 0xA420, "ImageUniqueID"},
    760. 

  760.   TAG_TABLE_END
    761. 

  761. } ;
    762. 

  762. 

  763. static tag_info_array tag_table_GPS = {
    764. 

  764.   { 0x0000, "GPSVersion"},
    765. 

  765.   { 0x0001, "GPSLatitudeRef"},
    766. 

  766.   { 0x0002, "GPSLatitude"},
    767. 

  767.   { 0x0003, "GPSLongitudeRef"},
    768. 

  768.   { 0x0004, "GPSLongitude"},
    769. 

  769.   { 0x0005, "GPSAltitudeRef"},
    770. 

  770.   { 0x0006, "GPSAltitude"},
    771. 

  771.   { 0x0007, "GPSTimeStamp"},
    772. 

  772.   { 0x0008, "GPSSatellites"},
    773. 

  773.   { 0x0009, "GPSStatus"},
    774. 

  774.   { 0x000A, "GPSMeasureMode"},
    775. 

  775.   { 0x000B, "GPSDOP"},
    776. 

  776.   { 0x000C, "GPSSpeedRef"},
    777. 

  777.   { 0x000D, "GPSSpeed"},
    778. 

  778.   { 0x000E, "GPSTrackRef"},
    779. 

  779.   { 0x000F, "GPSTrack"},
    780. 

  780.   { 0x0010, "GPSImgDirectionRef"},
    781. 

  781.   { 0x0011, "GPSImgDirection"},
    782. 

  782.   { 0x0012, "GPSMapDatum"},
    783. 

  783.   { 0x0013, "GPSDestLatitudeRef"},
    784. 

  784.   { 0x0014, "GPSDestLatitude"},
    785. 

  785.   { 0x0015, "GPSDestLongitudeRef"},
    786. 

  786.   { 0x0016, "GPSDestLongitude"},
    787. 

  787.   { 0x0017, "GPSDestBearingRef"},
    788. 

  788.   { 0x0018, "GPSDestBearing"},
    789. 

  789.   { 0x0019, "GPSDestDistanceRef"},
    790. 

  790.   { 0x001A, "GPSDestDistance"},
    791. 

  791.   { 0x001B, "GPSProcessingMode"},
    792. 

  792.   { 0x001C, "GPSAreaInformation"},
    793. 

  793.   { 0x001D, "GPSDateStamp"},
    794. 

  794.   { 0x001E, "GPSDifferential"},
    795. 

  795.   TAG_TABLE_END
    796. 

  796. };
    797. 

  797. 

  798. static tag_info_array tag_table_IOP = {
    799. 

  799.   { 0x0001, "InterOperabilityIndex"}, /* should be 'R98' or 'THM' */
    800. 

  800.   { 0x0002, "InterOperabilityVersion"},
    801. 

  801.   { 0x1000, "RelatedFileFormat"},
    802. 

  802.   { 0x1001, "RelatedImageWidth"},
    803. 

  803.   { 0x1002, "RelatedImageHeight"},
    804. 

  804.   TAG_TABLE_END
    805. 

  805. };
    806. 

  806. 

  807. static tag_info_array tag_table_VND_CANON = {
    808. 

  808.   { 0x0001, "ModeArray"}, /* guess */
    809. 

  809.   { 0x0004, "ImageInfo"}, /* guess */
    810. 

  810.   { 0x0006, "ImageType"},
    811. 

  811.   { 0x0007, "FirmwareVersion"},
    812. 

  812.   { 0x0008, "ImageNumber"},
    813. 

  813.   { 0x0009, "OwnerName"},
    814. 

  814.   { 0x000C, "Camera"},
    815. 

  815.   { 0x000F, "CustomFunctions"},
    816. 

  816.   TAG_TABLE_END
    817. 

  817. };
    818. 

  818. 

  819. static tag_info_array tag_table_VND_CASIO = {
    820. 

  820.   { 0x0001, "RecordingMode"},
    821. 

  821.   { 0x0002, "Quality"},
    822. 

  822.   { 0x0003, "FocusingMode"},
    823. 

  823.   { 0x0004, "FlashMode"},
    824. 

  824.   { 0x0005, "FlashIntensity"},
    825. 

  825.   { 0x0006, "ObjectDistance"},
    826. 

  826.   { 0x0007, "WhiteBalance"},
    827. 

  827.   { 0x000A, "DigitalZoom"},
    828. 

  828.   { 0x000B, "Sharpness"},
    829. 

  829.   { 0x000C, "Contrast"},
    830. 

  830.   { 0x000D, "Saturation"},
    831. 

  831.   { 0x0014, "CCDSensitivity"},
    832. 

  832.   TAG_TABLE_END
    833. 

  833. };
    834. 

  834. 

  835. static tag_info_array tag_table_VND_FUJI = {
    836. 

  836.   { 0x0000, "Version"},
    837. 

  837.   { 0x1000, "Quality"},
    838. 

  838.   { 0x1001, "Sharpness"},
    839. 

  839.   { 0x1002, "WhiteBalance"},
    840. 

  840.   { 0x1003, "Color"},
    841. 

  841.   { 0x1004, "Tone"},
    842. 

  842.   { 0x1010, "FlashMode"},
    843. 

  843.   { 0x1011, "FlashStrength"},
    844. 

  844.   { 0x1020, "Macro"},
    845. 

  845.   { 0x1021, "FocusMode"},
    846. 

  846.   { 0x1030, "SlowSync"},
    847. 

  847.   { 0x1031, "PictureMode"},
    848. 

  848.   { 0x1100, "ContTake"},
    849. 

  849.   { 0x1300, "BlurWarning"},
    850. 

  850.   { 0x1301, "FocusWarning"},
    851. 

  851.   { 0x1302, "AEWarning "},
    852. 

  852.   TAG_TABLE_END
    853. 

  853. };
    854. 

  854. 

  855. static tag_info_array tag_table_VND_NIKON = {
    856. 

  856.   { 0x0003, "Quality"},
    857. 

  857.   { 0x0004, "ColorMode"},
    858. 

  858.   { 0x0005, "ImageAdjustment"},
    859. 

  859.   { 0x0006, "CCDSensitivity"},
    860. 

  860.   { 0x0007, "WhiteBalance"},
    861. 

  861.   { 0x0008, "Focus"},
    862. 

  862.   { 0x000a, "DigitalZoom"},
    863. 

  863.   { 0x000b, "Converter"},
    864. 

  864.   TAG_TABLE_END
    865. 

  865. };
    866. 

  866. 

  867. static tag_info_array tag_table_VND_NIKON_990 = {
    868. 

  868.   { 0x0001, "Version"},
    869. 

  869.   { 0x0002, "ISOSetting"},
    870. 

  870.   { 0x0003, "ColorMode"},
    871. 

  871.   { 0x0004, "Quality"},
    872. 

  872.   { 0x0005, "WhiteBalance"},
    873. 

  873.   { 0x0006, "ImageSharpening"},
    874. 

  874.   { 0x0007, "FocusMode"},
    875. 

  875.   { 0x0008, "FlashSetting"},
    876. 

  876.   { 0x000F, "ISOSelection"},
    877. 

  877.   { 0x0080, "ImageAdjustment"},
    878. 

  878.   { 0x0082, "AuxiliaryLens"},
    879. 

  879.   { 0x0085, "ManualFocusDistance"},
    880. 

  880.   { 0x0086, "DigitalZoom"},
    881. 

  881.   { 0x0088, "AFFocusPosition"},
    882. 

  882.   { 0x0010, "DataDump"},
    883. 

  883.   TAG_TABLE_END
    884. 

  884. };
    885. 

  885. 

  886. static tag_info_array tag_table_VND_OLYMPUS = {
    887. 

  887.   { 0x0200, "SpecialMode"},
    888. 

  888.   { 0x0201, "JPEGQuality"},
    889. 

  889.   { 0x0202, "Macro"},
    890. 

  890.   { 0x0204, "DigitalZoom"},
    891. 

  891.   { 0x0207, "SoftwareRelease"},
    892. 

  892.   { 0x0208, "PictureInfo"},
    893. 

  893.   { 0x0209, "CameraId"},
    894. 

  894.   { 0x0F00, "DataDump"},
    895. 

  895.   TAG_TABLE_END
    896. 

  896. };
    897. 

  897. 

  898. static tag_info_array tag_table_VND_SAMSUNG = {
    899. 

  899.   { 0x0001, "Version"},
    900. 

  900.   { 0x0021, "PictureWizard"},
    901. 

  901.   { 0x0030, "LocalLocationName"},
    902. 

  902.   { 0x0031, "LocationName"},
    903. 

  903.   { 0x0035, "Preview"},
    904. 

  904.   { 0x0043, "CameraTemperature"},
    905. 

  905.   { 0xa001, "FirmwareName"},
    906. 

  906.   { 0xa003, "LensType"},
    907. 

  907.   { 0xa004, "LensFirmware"},
    908. 

  908.   { 0xa010, "SensorAreas"},
    909. 

  909.   { 0xa011, "ColorSpace"},
    910. 

  910.   { 0xa012, "SmartRange"},
    911. 

  911.   { 0xa013, "ExposureBiasValue"},
    912. 

  912.   { 0xa014, "ISO"},
    913. 

  913.   { 0xa018, "ExposureTime"},
    914. 

  914.   { 0xa019, "FNumber"},
    915. 

  915.   { 0xa01a, "FocalLengthIn35mmFormat"},
    916. 

  916.   { 0xa020, "EncryptionKey"},
    917. 

  917.   { 0xa021, "WB_RGGBLevelsUncorrected"},
    918. 

  918.   { 0xa022, "WB_RGGBLevelsAuto"},
    919. 

  919.   { 0xa023, "WB_RGGBLevelsIlluminator1"},
    920. 

  920.   { 0xa024, "WB_RGGBLevelsIlluminator2"},
    921. 

  921.   { 0xa028, "WB_RGGBLevelsBlack"},
    922. 

  922.   { 0xa030, "ColorMatrix"},
    923. 

  923.   { 0xa031, "ColorMatrixSRGB"},
    924. 

  924.   { 0xa032, "ColorMatrixAdobeRGB"},
    925. 

  925.   { 0xa040, "ToneCurve1"},
    926. 

  926.   { 0xa041, "ToneCurve2"},
    927. 

  927.   { 0xa042, "ToneCurve3"},
    928. 

  928.   { 0xa043, "ToneCurve4"},
    929. 

  929.   TAG_TABLE_END
    930. 

  930. };
    931. 

  931. 

  932. static tag_info_array tag_table_VND_PANASONIC = {
    933. 

  933.   { 0x0001, "Quality"},
    934. 

  934.   { 0x0002, "FirmwareVersion"},
    935. 

  935.   { 0x0003, "WhiteBalance"},
    936. 

  936.   { 0x0007, "FocusMode"},
    937. 

  937.   { 0x000f, "AFMode"},
    938. 

  938.   { 0x001a, "ImageStabilization"},
    939. 

  939.   { 0x001c, "Macro"},
    940. 

  940.   { 0x001f, "ShootingMode"},
    941. 

  941.   { 0x0020, "Audio"},
    942. 

  942.   { 0x0021, "DataDump"},
    943. 

  943.   { 0x0023, "WhiteBalanceBias"},
    944. 

  944.   { 0x0024, "FlashBias"},
    945. 

  945.   { 0x0025, "InternalSerialNumber"},
    946. 

  946.   { 0x0026, "ExifVersion"},
    947. 

  947.   { 0x0028, "ColorEffect"},
    948. 

  948.   { 0x0029, "TimeSincePowerOn"},
    949. 

  949.   { 0x002a, "BurstMode"},
    950. 

  950.   { 0x002b, "SequenceNumber"},
    951. 

  951.   { 0x002c, "Contrast"},
    952. 

  952.   { 0x002d, "NoiseReduction"},
    953. 

  953.   { 0x002e, "SelfTimer"},
    954. 

  954.   { 0x0030, "Rotation"},
    955. 

  955.   { 0x0031, "AFAssistLamp"},
    956. 

  956.   { 0x0032, "ColorMode"},
    957. 

  957.   { 0x0033, "BabyAge1"},
    958. 

  958.   { 0x0034, "OpticalZoomMode"},
    959. 

  959.   { 0x0035, "ConversionLens"},
    960. 

  960.   { 0x0036, "TravelDay"},
    961. 

  961.   { 0x0039, "Contrast"},
    962. 

  962.   { 0x003a, "WorldTimeLocation"},
    963. 

  963.   { 0x003b, "TextStamp1"},
    964. 

  964.   { 0x003c, "ProgramISO"},
    965. 

  965.   { 0x003d, "AdvancedSceneType"},
    966. 

  966.   { 0x003e, "TextStamp2"},
    967. 

  967.   { 0x003f, "FacesDetected"},
    968. 

  968.   { 0x0040, "Saturation"},
    969. 

  969.   { 0x0041, "Sharpness"},
    970. 

  970.   { 0x0042, "FilmMode"},
    971. 

  971.   { 0x0044, "ColorTempKelvin"},
    972. 

  972.   { 0x0045, "BracketSettings"},
    973. 

  973.   { 0x0046, "WBAdjustAB"},
    974. 

  974.   { 0x0047, "WBAdjustGM"},
    975. 

  975.   { 0x0048, "FlashCurtain"},
    976. 

  976.   { 0x0049, "LongShutterNoiseReduction"},
    977. 

  977.   { 0x004b, "ImageWidth"},
    978. 

  978.   { 0x004c, "ImageHeight"},
    979. 

  979.   { 0x004d, "AFPointPosition"},
    980. 

  980.   { 0x004e, "FaceDetInfo"},
    981. 

  981.   { 0x0051, "LensType"},
    982. 

  982.   { 0x0052, "LensSerialNumber"},
    983. 

  983.   { 0x0053, "AccessoryType"},
    984. 

  984.   { 0x0054, "AccessorySerialNumber"},
    985. 

  985.   { 0x0059, "Transform1"},
    986. 

  986.   { 0x005d, "IntelligentExposure"},
    987. 

  987.   { 0x0060, "LensFirmwareVersion"},
    988. 

  988.   { 0x0061, "FaceRecInfo"},
    989. 

  989.   { 0x0062, "FlashWarning"},
    990. 

  990.   { 0x0065, "Title"},
    991. 

  991.   { 0x0066, "BabyName"},
    992. 

  992.   { 0x0067, "Location"},
    993. 

  993.   { 0x0069, "Country"},
    994. 

  994.   { 0x006b, "State"},
    995. 

  995.   { 0x006d, "City"},
    996. 

  996.   { 0x006f, "Landmark"},
    997. 

  997.   { 0x0070, "IntelligentResolution"},
    998. 

  998.   { 0x0077, "BurstSheed"},
    999. 

  999.   { 0x0079, "IntelligentDRange"},
    1000. 

  1000.   { 0x007c, "ClearRetouch"},
    1001. 

  1001.   { 0x0080, "City2"},
    1002. 

  1002.   { 0x0086, "ManometerPressure"},
    1003. 

  1003.   { 0x0089, "PhotoStyle"},
    1004. 

  1004.   { 0x008a, "ShadingCompensation"},
    1005. 

  1005.   { 0x008c, "AccelerometerZ"},
    1006. 

  1006.   { 0x008d, "AccelerometerX"},
    1007. 

  1007.   { 0x008e, "AccelerometerY"},
    1008. 

  1008.   { 0x008f, "CameraOrientation"},
    1009. 

  1009.   { 0x0090, "RollAngle"},
    1010. 

  1010.   { 0x0091, "PitchAngle"},
    1011. 

  1011.   { 0x0093, "SweepPanoramaDirection"},
    1012. 

  1012.   { 0x0094, "PanoramaFieldOfView"},
    1013. 

  1013.   { 0x0096, "TimerRecording"},
    1014. 

  1014.   { 0x009d, "InternalNDFilter"},
    1015. 

  1015.   { 0x009e, "HDR"},
    1016. 

  1016.   { 0x009f, "ShutterType"},
    1017. 

  1017.   { 0x00a3, "ClearRetouchValue"},
    1018. 

  1018.   { 0x00ab, "TouchAE"},
    1019. 

  1019.   { 0x0e00, "PrintIM"},
    1020. 

  1020.   { 0x8000, "MakerNoteVersion"},
    1021. 

  1021.   { 0x8001, "SceneMode"},
    1022. 

  1022.   { 0x8004, "WBRedLevel"},
    1023. 

  1023.   { 0x8005, "WBGreenLevel"},
    1024. 

  1024.   { 0x8006, "WBBlueLevel"},
    1025. 

  1025.   { 0x8007, "FlashFired"},
    1026. 

  1026.   { 0x8008, "TextStamp3"},
    1027. 

  1027.   { 0x8009, "TextStamp4"},
    1028. 

  1028.   { 0x8010, "BabyAge2"},
    1029. 

  1029.   { 0x8012, "Transform2"},
    1030. 

  1030.   TAG_TABLE_END
    1031. 

  1031. };
    1032. 

  1032. 

  1033. static tag_info_array tag_table_VND_DJI = {
    1034. 

  1034.   { 0x0001, "Make"},
    1035. 

  1035.   { 0x0003, "SpeedX"},
    1036. 

  1036.   { 0x0004, "SpeedY"},
    1037. 

  1037.   { 0x0005, "SpeedZ"},
    1038. 

  1038.   { 0x0006, "Pitch"},
    1039. 

  1039.   { 0x0007, "Yaw"},
    1040. 

  1040.   { 0x0008, "Roll"},
    1041. 

  1041.   { 0x0009, "CameraPitch"},
    1042. 

  1042.   { 0x000a, "CameraYaw"},
    1043. 

  1043.   { 0x000b, "CameraRoll"},
    1044. 

  1044.   TAG_TABLE_END
    1045. 

  1045. };
    1046. 

  1046. 

  1047. static tag_info_array tag_table_VND_SONY = {
    1048. 

  1048.   { 0x0102, "Quality"},
    1049. 

  1049.   { 0x0104, "FlashExposureComp"},
    1050. 

  1050.   { 0x0105, "Teleconverter"},
    1051. 

  1051.   { 0x0112, "WhiteBalanceFineTune"},
    1052. 

  1052.   { 0x0114, "CameraSettings"},
    1053. 

  1053.   { 0x0115, "WhiteBalance"},
    1054. 

  1054.   { 0x0116, "ExtraInfo"},
    1055. 

  1055.   { 0x0e00, "PrintIM"},
    1056. 

  1056.   { 0x1000, "MultiBurstMode"},
    1057. 

  1057.   { 0x1001, "MultiBurstImageWidth"},
    1058. 

  1058.   { 0x1002, "MultiBurstImageHeight"},
    1059. 

  1059.   { 0x1003, "Panorama"},
    1060. 

  1060.   { 0x2001, "PreviewImage"},
    1061. 

  1061.   { 0x2002, "Rating"},
    1062. 

  1062.   { 0x2004, "Contrast"},
    1063. 

  1063.   { 0x2005, "Saturation"},
    1064. 

  1064.   { 0x2006, "Sharpness"},
    1065. 

  1065.   { 0x2007, "Brightness"},
    1066. 

  1066.   { 0x2008, "LongExposureNoiseReduction"},
    1067. 

  1067.   { 0x2009, "HighISONoiseReduction"},
    1068. 

  1068.   { 0x200a, "AutoHDR"},
    1069. 

  1069.   { 0x3000, "ShotInfo"},
    1070. 

  1070.   { 0xb000, "FileFormat"},
    1071. 

  1071.   { 0xb001, "SonyModelID"},
    1072. 

  1072.   { 0xb020, "ColorReproduction"},
    1073. 

  1073.   { 0xb021, "ColorTemperature"},
    1074. 

  1074.   { 0xb022, "ColorCompensationFilter"},
    1075. 

  1075.   { 0xb023, "SceneMode"},
    1076. 

  1076.   { 0xb024, "ZoneMatching"},
    1077. 

  1077.   { 0xb025, "DynamicRangeOptimizer"},
    1078. 

  1078.   { 0xb026, "ImageStabilization"},
    1079. 

  1079.   { 0xb027, "LensID"},
    1080. 

  1080.   { 0xb028, "MinoltaMakerNote"},
    1081. 

  1081.   { 0xb029, "ColorMode"},
    1082. 

  1082.   { 0xb02b, "FullImageSize"},
    1083. 

  1083.   { 0xb02c, "PreviewImageSize"},
    1084. 

  1084.   { 0xb040, "Macro"},
    1085. 

  1085.   { 0xb041, "ExposureMode"},
    1086. 

  1086.   { 0xb042, "FocusMode"},
    1087. 

  1087.   { 0xb043, "AFMode"},
    1088. 

  1088.   { 0xb044, "AFIlluminator"},
    1089. 

  1089.   { 0xb047, "JPEGQuality"},
    1090. 

  1090.   { 0xb048, "FlashLevel"},
    1091. 

  1091.   { 0xb049, "ReleaseMode"},
    1092. 

  1092.   { 0xb04a, "SequenceNumber"},
    1093. 

  1093.   { 0xb04b, "AntiBlur"},
    1094. 

  1094.   { 0xb04e, "FocusMode"},
    1095. 

  1095.   { 0xb04f, "DynamicRangeOptimizer"},
    1096. 

  1096.   { 0xb050, "HighISONoiseReduction2"},
    1097. 

  1097.   { 0xb052, "IntelligentAuto"},
    1098. 

  1098.   { 0xb054, "WhiteBalance2"},
    1099. 

  1099.   TAG_TABLE_END
    1100. 

  1100. };
    1101. 

  1101. 

  1102. static tag_info_array tag_table_VND_PENTAX = {
    1103. 

  1103.   { 0x0000, "Version"},
    1104. 

  1104.   { 0x0001, "Mode"},
    1105. 

  1105.   { 0x0002, "PreviewResolution"},
    1106. 

  1106.   { 0x0003, "PreviewLength"},
    1107. 

  1107.   { 0x0004, "PreviewOffset"},
    1108. 

  1108.   { 0x0005, "ModelID"},
    1109. 

  1109.   { 0x0006, "Date"},
    1110. 

  1110.   { 0x0007, "Time"},
    1111. 

  1111.   { 0x0008, "Quality"},
    1112. 

  1112.   { 0x0009, "Size"},
    1113. 

  1113.   { 0x000c, "Flash"},
    1114. 

  1114.   { 0x000d, "Focus"},
    1115. 

  1115.   { 0x000e, "AFPoint"},
    1116. 

  1116.   { 0x000f, "AFPointInFocus"},
    1117. 

  1117.   { 0x0012, "ExposureTime"},
    1118. 

  1118.   { 0x0013, "FNumber"},
    1119. 

  1119.   { 0x0014, "ISO"},
    1120. 

  1120.   { 0x0016, "ExposureCompensation"},
    1121. 

  1121.   { 0x0017, "MeteringMode"},
    1122. 

  1122.   { 0x0018, "AutoBracketing"},
    1123. 

  1123.   { 0x0019, "WhiteBalance"},
    1124. 

  1124.   { 0x001a, "WhiteBalanceMode"},
    1125. 

  1125.   { 0x001b, "BlueBalance"},
    1126. 

  1126.   { 0x001c, "RedBalance"},
    1127. 

  1127.   { 0x001d, "FocalLength"},
    1128. 

  1128.   { 0x001e, "DigitalZoom"},
    1129. 

  1129.   { 0x001f, "Saturation"},
    1130. 

  1130.   { 0x0020, "Contrast"},
    1131. 

  1131.   { 0x0021, "Sharpness"},
    1132. 

  1132.   { 0x0022, "Location"},
    1133. 

  1133.   { 0x0023, "Hometown"},
    1134. 

  1134.   { 0x0024, "Destination"},
    1135. 

  1135.   { 0x0025, "HometownDST"},
    1136. 

  1136.   { 0x0026, "DestinationDST"},
    1137. 

  1137.   { 0x0027, "DSPFirmwareVersion"},
    1138. 

  1138.   { 0x0028, "CPUFirmwareVersion"},
    1139. 

  1139.   { 0x0029, "FrameNumber"},
    1140. 

  1140.   { 0x002d, "EffectiveLV"},
    1141. 

  1141.   { 0x0032, "ImageProcessing"},
    1142. 

  1142.   { 0x0033, "PictureMode"},
    1143. 

  1143.   { 0x0034, "DriveMode"},
    1144. 

  1144.   { 0x0037, "ColorSpace"},
    1145. 

  1145.   { 0x0038, "ImageAreaOffset"},
    1146. 

  1146.   { 0x0039, "RawImageSize"},
    1147. 

  1147.   { 0x003e, "PreviewImageBorders"},
    1148. 

  1148.   { 0x003f, "LensType"},
    1149. 

  1149.   { 0x0040, "SensitivityAdjust"},
    1150. 

  1150.   { 0x0041, "DigitalFilter"},
    1151. 

  1151.   { 0x0047, "Temperature"},
    1152. 

  1152.   { 0x0048, "AELock"},
    1153. 

  1153.   { 0x0049, "NoiseReduction"},
    1154. 

  1154.   { 0x004d, "FlashExposureCompensation"},
    1155. 

  1155.   { 0x004f, "ImageTone"},
    1156. 

  1156.   { 0x0050, "ColorTemperature"},
    1157. 

  1157.   { 0x005c, "ShakeReduction"},
    1158. 

  1158.   { 0x005d, "ShutterCount"},
    1159. 

  1159.   { 0x0069, "DynamicRangeExpansion"},
    1160. 

  1160.   { 0x0071, "HighISONoiseReduction"},
    1161. 

  1161.   { 0x0072, "AFAdjustment"},
    1162. 

  1162.   { 0x0200, "BlackPoint"},
    1163. 

  1163.   { 0x0201, "WhitePoint"},
    1164. 

  1164.   { 0x0205, "ShotInfo"},
    1165. 

  1165.   { 0x0206, "AEInfo"},
    1166. 

  1166.   { 0x0207, "LensInfo"},
    1167. 

  1167.   { 0x0208, "FlashInfo"},
    1168. 

  1168.   { 0x0209, "AEMeteringSegments"},
    1169. 

  1169.   { 0x020a, "FlashADump"},
    1170. 

  1170.   { 0x020b, "FlashBDump"},
    1171. 

  1171.   { 0x020d, "WB_RGGBLevelsDaylight"},
    1172. 

  1172.   { 0x020e, "WB_RGGBLevelsShade"},
    1173. 

  1173.   { 0x020f, "WB_RGGBLevelsCloudy"},
    1174. 

  1174.   { 0x0210, "WB_RGGBLevelsTungsten"},
    1175. 

  1175.   { 0x0211, "WB_RGGBLevelsFluorescentD"},
    1176. 

  1176.   { 0x0212, "WB_RGGBLevelsFluorescentN"},
    1177. 

  1177.   { 0x0213, "WB_RGGBLevelsFluorescentW"},
    1178. 

  1178.   { 0x0214, "WB_RGGBLevelsFlash"},
    1179. 

  1179.   { 0x0215, "CameraInfo"},
    1180. 

  1180.   { 0x0216, "BatteryInfo"},
    1181. 

  1181.   { 0x021f, "AFInfo"},
    1182. 

  1182.   { 0x0222, "ColorInfo"},
    1183. 

  1183.   { 0x0229, "SerialNumber"},
    1184. 

  1184.   TAG_TABLE_END
    1185. 

  1185. };
    1186. 

  1186. 

  1187. static tag_info_array tag_table_VND_MINOLTA = {
    1188. 

  1188.   { 0x0000, "Version"},
    1189. 

  1189.   { 0x0001, "CameraSettingsStdOld"},
    1190. 

  1190.   { 0x0003, "CameraSettingsStdNew"},
    1191. 

  1191.   { 0x0004, "CameraSettings7D"},
    1192. 

  1192.   { 0x0018, "ImageStabilizationData"},
    1193. 

  1193.   { 0x0020, "WBInfoA100"},
    1194. 

  1194.   { 0x0040, "CompressedImageSize"},
    1195. 

  1195.   { 0x0081, "Thumbnail"},
    1196. 

  1196.   { 0x0088, "ThumbnailOffset"},
    1197. 

  1197.   { 0x0089, "ThumbnailLength"},
    1198. 

  1198.   { 0x0100, "SceneMode"},
    1199. 

  1199.   { 0x0101, "ColorMode"},
    1200. 

  1200.   { 0x0102, "Quality"},
    1201. 

  1201.   { 0x0104, "FlashExposureComp"},
    1202. 

  1202.   { 0x0105, "Teleconverter"},
    1203. 

  1203.   { 0x0107, "ImageStabilization"},
    1204. 

  1204.   { 0x0109, "RawAndJpgRecording"},
    1205. 

  1205.   { 0x010a, "ZoneMatching"},
    1206. 

  1206.   { 0x010b, "ColorTemperature"},
    1207. 

  1207.   { 0x010c, "LensID"},
    1208. 

  1208.   { 0x0111, "ColorCompensationFilter"},
    1209. 

  1209.   { 0x0112, "WhiteBalanceFineTune"},
    1210. 

  1210.   { 0x0113, "ImageStabilizationA100"},
    1211. 

  1211.   { 0x0114, "CameraSettings5D"},
    1212. 

  1212.   { 0x0115, "WhiteBalance"},
    1213. 

  1213.   { 0x0e00, "PrintIM"},
    1214. 

  1214.   { 0x0f00, "CameraSettingsZ1"},
    1215. 

  1215.   TAG_TABLE_END
    1216. 

  1216. };
    1217. 

  1217. 

  1218. static tag_info_array tag_table_VND_SIGMA = {
    1219. 

  1219.   { 0x0002, "SerialNumber"},
    1220. 

  1220.   { 0x0003, "DriveMode"},
    1221. 

  1221.   { 0x0004, "ResolutionMode"},
    1222. 

  1222.   { 0x0005, "AutofocusMode"},
    1223. 

  1223.   { 0x0006, "FocusSetting"},
    1224. 

  1224.   { 0x0007, "WhiteBalance"},
    1225. 

  1225.   { 0x0008, "ExposureMode"},
    1226. 

  1226.   { 0x0009, "MeteringMode"},
    1227. 

  1227.   { 0x000a, "LensRange"},
    1228. 

  1228.   { 0x000b, "ColorSpace"},
    1229. 

  1229.   { 0x000c, "Exposure"},
    1230. 

  1230.   { 0x000d, "Contrast"},
    1231. 

  1231.   { 0x000e, "Shadow"},
    1232. 

  1232.   { 0x000f, "Highlight"},
    1233. 

  1233.   { 0x0010, "Saturation"},
    1234. 

  1234.   { 0x0011, "Sharpness"},
    1235. 

  1235.   { 0x0012, "FillLight"},
    1236. 

  1236.   { 0x0014, "ColorAdjustment"},
    1237. 

  1237.   { 0x0015, "AdjustmentMode"},
    1238. 

  1238.   { 0x0016, "Quality"},
    1239. 

  1239.   { 0x0017, "Firmware"},
    1240. 

  1240.   { 0x0018, "Software"},
    1241. 

  1241.   { 0x0019, "AutoBracket"},
    1242. 

  1242.   TAG_TABLE_END
    1243. 

  1243. };
    1244. 

  1244. 

  1245. static tag_info_array tag_table_VND_KYOCERA = {
    1246. 

  1246.   { 0x0001, "FormatThumbnail"},
    1247. 

  1247.   { 0x0E00, "PrintImageMatchingInfo"},
    1248. 

  1248.   TAG_TABLE_END
    1249. 

  1249. };
    1250. 

  1250. 

  1251. static tag_info_array tag_table_VND_RICOH = {
    1252. 

  1252.   { 0x0001, "MakerNoteDataType"},
    1253. 

  1253.   { 0x0002, "Version"},
    1254. 

  1254.   { 0x0E00, "PrintImageMatchingInfo"},
    1255. 

  1255.   { 0x2001, "RicohCameraInfoMakerNoteSubIFD"},
    1256. 

  1256.   TAG_TABLE_END
    1257. 

  1257. };
    1258. 

  1258. 

  1259. typedef enum mn_byte_order_t {
    1260. 

  1260. 	MN_ORDER_INTEL    = 0,
    1261. 

  1261. 	MN_ORDER_MOTOROLA = 1,
    1262. 

  1262. 	MN_ORDER_NORMAL
    1263. 

  1263. } mn_byte_order_t;
    1264. 

  1264. 

  1265. typedef enum mn_offset_mode_t {
    1266. 

  1266. 	MN_OFFSET_NORMAL,
    1267. 

  1267. 	MN_OFFSET_MAKER
    1268. 

  1268. } mn_offset_mode_t;
    1269. 

  1269. 

  1270. typedef struct {
    1271. 

  1271. 	tag_table_type   tag_table;
    1272. 

  1272. 	char *           make;
    1273. 

  1273. 	char *           id_string;
    1274. 

  1274. 	int              id_string_len;
    1275. 

  1275. 	int              offset;
    1276. 

  1276. 	mn_byte_order_t  byte_order;
    1277. 

  1277. 	mn_offset_mode_t offset_mode;
    1278. 

  1278. } maker_note_type;
    1279. 

  1279. 

  1280. /* Remember to update PHP_MINFO if updated */
    1281. 

  1281. static const maker_note_type maker_note_array[] = {
    1282. 

  1282.   { tag_table_VND_CANON,     "Canon",                   NULL,								0,  0,  MN_ORDER_INTEL,    MN_OFFSET_NORMAL},
    1283. 

  1283.   { tag_table_VND_CASIO,     "CASIO",                   NULL,							 	0,  0,  MN_ORDER_MOTOROLA, MN_OFFSET_NORMAL},
    1284. 

  1284.   { tag_table_VND_FUJI,      "FUJIFILM",                "FUJIFILM\x0C\x00\x00\x00",		 	12, 12, MN_ORDER_INTEL,    MN_OFFSET_MAKER},
    1285. 

  1285.   { tag_table_VND_NIKON,     "NIKON",                   "Nikon\x00\x01\x00",				8,  8,  MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1286. 

  1286.   { tag_table_VND_NIKON_990, "NIKON",                   NULL,								0,  0,  MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1287. 

  1287.   { tag_table_VND_OLYMPUS,   "OLYMPUS OPTICAL CO.,LTD", "OLYMP\x00\x01\x00",				8,  8,  MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1288. 

  1288.   { tag_table_VND_SAMSUNG,   "SAMSUNG",                 NULL,								0,  0,  MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1289. 

  1289.   { tag_table_VND_PANASONIC, "Panasonic",               "Panasonic\x00\x00\x00",			12, 12, MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1290. 

  1290.   { tag_table_VND_DJI,       "DJI",                     NULL,								0,  0,  MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1291. 

  1291.   { tag_table_VND_SONY,      "SONY",                    "SONY DSC \x00\x00\x00",			12, 12, MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1292. 

  1292.   { tag_table_VND_SONY,      "SONY",                    NULL,								0,  0,  MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1293. 

  1293.   { tag_table_VND_PENTAX,    "PENTAX",                  "AOC\x00",						 	6,  6,  MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1294. 

  1294.   { tag_table_VND_MINOLTA,   "Minolta, KONICA MINOLTA", NULL,								0,  0,  MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1295. 

  1295.   { tag_table_VND_SIGMA,     "SIGMA, FOVEON",           "SIGMA\x00\x00\x00",				10, 10, MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1296. 

  1296.   { tag_table_VND_SIGMA,     "SIGMA, FOVEON",           "FOVEON\x00\x00\x00",				10, 10, MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1297. 

  1297.   { tag_table_VND_KYOCERA,   "KYOCERA, CONTAX",			"KYOCERA            \x00\x00\x00",	22, 22, MN_ORDER_NORMAL,   MN_OFFSET_MAKER},
    1298. 

  1298.   { tag_table_VND_RICOH,	 "RICOH",					"Ricoh",							5,  5,  MN_ORDER_MOTOROLA, MN_OFFSET_NORMAL},
    1299. 

  1299.   { tag_table_VND_RICOH,     "RICOH",					"RICOH",							5,  5,  MN_ORDER_MOTOROLA, MN_OFFSET_NORMAL},
    1300. 

  1300. 

  1301.   /* These re-uses existing formats */
    1302. 

  1302.   { tag_table_VND_OLYMPUS,   "AGFA",					"AGFA \x00\x01",					8,  8,  MN_ORDER_NORMAL,   MN_OFFSET_NORMAL},
    1303. 

  1303.   { tag_table_VND_OLYMPUS,   "EPSON",					"EPSON\x00\x01\x00",				8,  8,  MN_ORDER_NORMAL,   MN_OFFSET_NORMAL}
    1304. 

  1304. };
    1305. 

  1305. /* }}} */
    1306. 

  1306. 

  1307. static HashTable *exif_make_tag_ht(tag_info_type *tag_table)
    1308. 

  1308. {
    1309. 

  1309. 	HashTable *ht = malloc(sizeof(HashTable));
    1310. 

  1310. 	zend_hash_init(ht, 0, NULL, NULL, 1);
    1311. 

  1311. 	while (tag_table->Tag != TAG_END_OF_LIST) {
    1312. 

  1312. 		if (!zend_hash_index_add_ptr(ht, tag_table->Tag, tag_table->Desc)) {
    1313. 

  1313. 			zend_error(E_CORE_ERROR, "Duplicate tag %x", tag_table->Tag);
    1314. 

  1314. 		}
    1315. 

  1315. 		tag_table++;
    1316. 

  1316. 	}
    1317. 

  1317. 	return ht;
    1318. 

  1318. }
    1319. 

  1319. 

  1320. static void exif_tag_ht_dtor(zval *zv)
    1321. 

  1321. {
    1322. 

  1322. 	HashTable *ht = Z_PTR_P(zv);
    1323. 

  1323. 	zend_hash_destroy(ht);
    1324. 

  1324. 	free(ht);
    1325. 

  1325. }
    1326. 

  1326. 

  1327. static HashTable *exif_get_tag_ht(tag_info_type *tag_table)
    1328. 

  1328. {
    1329. 

  1329. 	HashTable *ht;
    1330. 

  1330. 

  1331. 	if (!EXIF_G(tag_table_cache)) {
    1332. 

  1332. 		EXIF_G(tag_table_cache) = malloc(sizeof(HashTable));
    1333. 

  1333. 		zend_hash_init(EXIF_G(tag_table_cache), 0, NULL, exif_tag_ht_dtor, 1);
    1334. 

  1334. 	}
    1335. 

  1335. 

  1336. 	ht = zend_hash_index_find_ptr(EXIF_G(tag_table_cache), (uintptr_t) tag_table);
    1337. 

  1337. 	if (ht) {
    1338. 

  1338. 		return ht;
    1339. 

  1339. 	}
    1340. 

  1340. 

  1341. 	ht = exif_make_tag_ht(tag_table);
    1342. 

  1342. 	zend_hash_index_add_new_ptr(EXIF_G(tag_table_cache), (uintptr_t) tag_table, ht);
    1343. 

  1343. 	return ht;
    1344. 

  1344. }
    1345. 

  1345. 

  1346. /* {{{ exif_get_tagname
    1347. 

  1347. 	Get headername for tag_num or NULL if not defined */
    1348. 

  1348. static char *exif_get_tagname(int tag_num, tag_table_type tag_table)
    1349. 

  1349. {
    1350. 

  1350. 	return zend_hash_index_find_ptr(exif_get_tag_ht(tag_table), tag_num);
    1351. 

  1351. }
    1352. 

  1352. /* }}} */
    1353. 

  1353. 

  1354. static char *exif_get_tagname_debug(int tag_num, tag_table_type tag_table)
    1355. 

  1355. {
    1356. 

  1356. 	char *desc = zend_hash_index_find_ptr(exif_get_tag_ht(tag_table), tag_num);
    1357. 

  1357. 	if (desc) {
    1358. 

  1358. 		return desc;
    1359. 

  1359. 	}
    1360. 

  1360. 	return "UndefinedTag";
    1361. 

  1361. }
    1362. 

  1362. 

  1363. static char *exif_get_tagname_key(int tag_num, char *buf, size_t buf_size, tag_table_type tag_table)
    1364. 

  1364. {
    1365. 

  1365. 	char *desc = zend_hash_index_find_ptr(exif_get_tag_ht(tag_table), tag_num);
    1366. 

  1366. 	if (desc) {
    1367. 

  1367. 		return desc;
    1368. 

  1368. 	}
    1369. 

  1369. 	snprintf(buf, buf_size, "UndefinedTag:0x%04X", tag_num);
    1370. 

  1370. 	return buf;
    1371. 

  1371. }
    1372. 

  1372. 

  1373. /* {{{ exif_char_dump
    1374. 

  1374.  * Do not use! This is a debug function... */
    1375. 

  1375. #ifdef EXIF_DEBUG
    1376. 

  1376. static char* exif_char_dump(char * addr, int len, int offset)
    1377. 

  1377. {
    1378. 

  1378. 	static char buf[4096+1];
    1379. 

  1379. 	static char tmp[20];
    1380. 

  1380. 	int c, i, p=0, n = 5+31;
    1381. 

  1381. 

  1382. 	p += slprintf(buf+p, sizeof(buf)-p, "\nDump Len: %08X (%d)", len, len);
    1383. 

  1383. 	if (len) {
    1384. 

  1384. 		for(i=0; i<len+15 && p+n<=sizeof(buf); i++) {
    1385. 

  1385. 			if (i%16==0) {
    1386. 

  1386. 				p += slprintf(buf+p, sizeof(buf)-p, "\n%08X: ", i+offset);
    1387. 

  1387. 			}
    1388. 

  1388. 			if (i<len) {
    1389. 

  1389. 				c = *((unsigned char *)addr++);
    1390. 

  1390. 				p += slprintf(buf+p, sizeof(buf)-p, "%02X ", c);
    1391. 

  1391. 				tmp[i%16] = c>=32 ? c : '.';
    1392. 

  1392. 				tmp[(i%16)+1] = '\0';
    1393. 

  1393. 			} else {
    1394. 

  1394. 				p += slprintf(buf+p, sizeof(buf)-p, "   ");
    1395. 

  1395. 			}
    1396. 

  1396. 			if (i%16==15) {
    1397. 

  1397. 				p += slprintf(buf+p, sizeof(buf)-p, "    %s", tmp);
    1398. 

  1398. 				if (i>=len) {
    1399. 

  1399. 					break;
    1400. 

  1400. 				}
    1401. 

  1401. 			}
    1402. 

  1402. 		}
    1403. 

  1403. 	}
    1404. 

  1404. 	buf[sizeof(buf)-1] = '\0';
    1405. 

  1405. 	return buf;
    1406. 

  1406. }
    1407. 

  1407. #endif
    1408. 

  1408. /* }}} */
    1409. 

  1409. 

  1410. /* {{{ php_jpg_get16
    1411. 

  1411.    Get 16 bits motorola order (always) for jpeg header stuff.
    1412. 

  1412. */
    1413. 

  1413. static int php_jpg_get16(void *value)
    1414. 

  1414. {
    1415. 

  1415. 	return (((uchar *)value)[0] << 8) | ((uchar *)value)[1];
    1416. 

  1416. }
    1417. 

  1417. /* }}} */
    1418. 

  1418. 

  1419. /* {{{ php_ifd_get16u
    1420. 

  1420.  * Convert a 16 bit unsigned value from file's native byte order */
    1421. 

  1421. static int php_ifd_get16u(void *value, int motorola_intel)
    1422. 

  1422. {
    1423. 

  1423. 	if (motorola_intel) {
    1424. 

  1424. 		return (((uchar *)value)[0] << 8) | ((uchar *)value)[1];
    1425. 

  1425. 	} else {
    1426. 

  1426. 		return (((uchar *)value)[1] << 8) | ((uchar *)value)[0];
    1427. 

  1427. 	}
    1428. 

  1428. }
    1429. 

  1429. /* }}} */
    1430. 

  1430. 

  1431. /* {{{ php_ifd_get16s
    1432. 

  1432.  * Convert a 16 bit signed value from file's native byte order */
    1433. 

  1433. static signed short php_ifd_get16s(void *value, int motorola_intel)
    1434. 

  1434. {
    1435. 

  1435. 	return (signed short)php_ifd_get16u(value, motorola_intel);
    1436. 

  1436. }
    1437. 

  1437. /* }}} */
    1438. 

  1438. 

  1439. /* {{{ php_ifd_get32u
    1440. 

  1440.  * Convert a 32 bit unsigned value from file's native byte order */
    1441. 

  1441. static unsigned php_ifd_get32u(void *void_value, int motorola_intel)
    1442. 

  1442. {
    1443. 

  1443. 	uchar *value = (uchar *) void_value;
    1444. 

  1444. 	if (motorola_intel) {
    1445. 

  1445. 		return  ((unsigned)value[0] << 24)
    1446. 

  1446. 			  | ((unsigned)value[1] << 16)
    1447. 

  1447. 			  | ((unsigned)value[2] << 8 )
    1448. 

  1448. 			  | ((unsigned)value[3]      );
    1449. 

  1449. 	} else {
    1450. 

  1450. 		return  ((unsigned)value[3] << 24)
    1451. 

  1451. 			  | ((unsigned)value[2] << 16)
    1452. 

  1452. 			  | ((unsigned)value[1] << 8 )
    1453. 

  1453. 			  | ((unsigned)value[0]      );
    1454. 

  1454. 	}
    1455. 

  1455. }
    1456. 

  1456. /* }}} */
    1457. 

  1457. 

  1458. /* {{{ php_ifd_get64u
    1459. 

  1459.  * Convert a 64 bit unsigned value from file's native byte order */
    1460. 

  1460. static uint64_t php_ifd_get64u(void *void_value, int motorola_intel)
    1461. 

  1461. {
    1462. 

  1462. 	uchar *value = (uchar *) void_value;
    1463. 

  1463. 	if (motorola_intel) {
    1464. 

  1464. 		return ((uint64_t)value[0] << 56)
    1465. 

  1465. 			| ((uint64_t)value[1] << 48)
    1466. 

  1466. 			| ((uint64_t)value[2] << 40)
    1467. 

  1467. 			| ((uint64_t)value[3] << 32)
    1468. 

  1468. 			| ((uint64_t)value[4] << 24)
    1469. 

  1469. 			| ((uint64_t)value[5] << 16)
    1470. 

  1470. 			| ((uint64_t)value[6] << 8 )
    1471. 

  1471. 			| ((uint64_t)value[7]      );
    1472. 

  1472. 	} else {
    1473. 

  1473. 		return ((uint64_t)value[7] << 56)
    1474. 

  1474. 			| ((uint64_t)value[6] << 48)
    1475. 

  1475. 			| ((uint64_t)value[5] << 40)
    1476. 

  1476. 			| ((uint64_t)value[4] << 32)
    1477. 

  1477. 			| ((uint64_t)value[3] << 24)
    1478. 

  1478. 			| ((uint64_t)value[2] << 16)
    1479. 

  1479. 			| ((uint64_t)value[1] << 8 )
    1480. 

  1480. 			| ((uint64_t)value[0]      );
    1481. 

  1481. 	}
    1482. 

  1482. }
    1483. 

  1483. /* }}} */
    1484. 

  1484. 

  1485. /* {{{ php_ifd_get32u
    1486. 

  1486.  * Convert a 32 bit signed value from file's native byte order */
    1487. 

  1487. static unsigned php_ifd_get32s(void *value, int motorola_intel)
    1488. 

  1488. {
    1489. 

  1489. 	return (int) php_ifd_get32u(value, motorola_intel);
    1490. 

  1490. }
    1491. 

  1491. /* }}} */
    1492. 

  1492. 

  1493. /* {{{ php_ifd_set16u
    1494. 

  1494.  * Write 16 bit unsigned value to data */
    1495. 

  1495. static void php_ifd_set16u(char *data, unsigned int value, int motorola_intel)
    1496. 

  1496. {
    1497. 

  1497. 	if (motorola_intel) {
    1498. 

  1498. 		data[0] = (value & 0xFF00) >> 8;
    1499. 

  1499. 		data[1] = (value & 0x00FF);
    1500. 

  1500. 	} else {
    1501. 

  1501. 		data[1] = (value & 0xFF00) >> 8;
    1502. 

  1502. 		data[0] = (value & 0x00FF);
    1503. 

  1503. 	}
    1504. 

  1504. }
    1505. 

  1505. /* }}} */
    1506. 

  1506. 

  1507. /* {{{ php_ifd_set32u
    1508. 

  1508.  * Convert a 32 bit unsigned value from file's native byte order */
    1509. 

  1509. static void php_ifd_set32u(char *data, size_t value, int motorola_intel)
    1510. 

  1510. {
    1511. 

  1511. 	if (motorola_intel) {
    1512. 

  1512. 		data[0] = (value & 0xFF000000) >> 24;
    1513. 

  1513. 		data[1] = (char) ((value & 0x00FF0000) >> 16);
    1514. 

  1514. 		data[2] = (value & 0x0000FF00) >>  8;
    1515. 

  1515. 		…
    1516.

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