src/tiff/libtiff/tiff.h

   1 /* $Id$ */
   2
   3 /*
   4  * Copyright (c) 1988-1997 Sam Leffler
   5  * Copyright (c) 1991-1997 Silicon Graphics, Inc.
   6  *
   7  * Permission to use, copy, modify, distribute, and sell this software and
   8  * its documentation for any purpose is hereby granted without fee, provided
   9  * that (i) the above copyright notices and this permission notice appear in
  10  * all copies of the software and related documentation, and (ii) the names of
  11  * Sam Leffler and Silicon Graphics may not be used in any advertising or
  12  * publicity relating to the software without the specific, prior written
  13  * permission of Sam Leffler and Silicon Graphics.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
  17  * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
  18  *
  19  * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
  20  * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
  21  * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
  22  * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
  23  * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
  24  * OF THIS SOFTWARE.
  25  */
  26
  27 #ifndef _TIFF_
  28 #define _TIFF_
  29
  30 #ifdef __APPLE__
  31 #include <tif_config.h>
  32 #else
  33 #include <tiffconf.h>
  34 #endif
  35
  36 /*
  37  * Tag Image File Format (TIFF)
  38  *
  39  * Based on Rev 6.0 from:
  40  *    Developer's Desk
  41  *    Aldus Corporation
  42  *    411 First Ave. South
  43  *    Suite 200
  44  *    Seattle, WA  98104
  45  *    206-622-5500
  46  *
  47  *    (http://partners.adobe.com/asn/developer/PDFS/TN/TIFF6.pdf)
  48  *
  49  * For Big TIFF design notes see the following link
  50  *    http://gdal.maptools.org/twiki/bin/view/libtiff/BigTIFFDesign
  51  */
  52 #define TIFF_VERSION            42
  53 #define TIFF_BIGTIFF_VERSION    43
  54
  55 #define TIFF_BIGENDIAN          0x4d4d
  56 #define TIFF_LITTLEENDIAN       0x4949
  57 #define MDI_LITTLEENDIAN        0x5045
  58 #define MDI_BIGENDIAN           0x4550
  59 /*
  60  * Intrinsic data types required by the file format:
  61  *
  62  * 8-bit quantities     int8/uint8
  63  * 16-bit quantities    int16/uint16
  64  * 32-bit quantities    int32/uint32
  65  * strings              unsigned char*
  66  */
  67
  68 #ifndef HAVE_INT8
  69 typedef signed char int8;       /* NB: non-ANSI compilers may not grok */
  70 #endif
  71 typedef unsigned char uint8;
  72 #ifndef HAVE_INT16
  73 typedef short int16;
  74 #endif
  75 typedef unsigned short uint16;  /* sizeof (uint16) must == 2 */
  76 #if SIZEOF_INT == 4
  77 #ifndef HAVE_INT32
  78 typedef int int32;
  79 #endif
  80 typedef unsigned int uint32;    /* sizeof (uint32) must == 4 */
  81 #elif SIZEOF_LONG == 4
  82 #ifndef HAVE_INT32
  83 typedef long int32;
  84 #endif
  85 typedef unsigned long uint32;   /* sizeof (uint32) must == 4 */
  86 #endif
  87
  88 /* For TIFFReassignTagToIgnore */
  89 enum TIFFIgnoreSense /* IGNORE tag table */
  90 {
  91         TIS_STORE,
  92         TIS_EXTRACT,
  93         TIS_EMPTY
  94 };
  95
  96 /*
  97  * TIFF header.
  98  */
  99 typedef struct {
 100         uint16  tiff_magic;     /* magic number (defines byte order) */
 101 #define TIFF_MAGIC_SIZE         2
 102         uint16  tiff_version;   /* TIFF version number */
 103 #define TIFF_VERSION_SIZE       2
 104         uint32  tiff_diroff;    /* byte offset to first directory */
 105 #define TIFF_DIROFFSET_SIZE     4
 106 } TIFFHeader;
 107
 108
 109 /*
 110  * TIFF Image File Directories are comprised of a table of field
 111  * descriptors of the form shown below.  The table is sorted in
 112  * ascending order by tag.  The values associated with each entry are
 113  * disjoint and may appear anywhere in the file (so long as they are
 114  * placed on a word boundary).
 115  *
 116  * If the value is 4 bytes or less, then it is placed in the offset
 117  * field to save space.  If the value is less than 4 bytes, it is
 118  * left-justified in the offset field.
 119  */
 120 typedef struct {
 121         uint16          tdir_tag;       /* see below */
 122         uint16          tdir_type;      /* data type; see below */
 123         uint32          tdir_count;     /* number of items; length in spec */
 124         uint32          tdir_offset;    /* byte offset to field data */
 125 } TIFFDirEntry;
 126
 127 /*
 128  * NB: In the comments below,
 129  *  - items marked with a + are obsoleted by revision 5.0,
 130  *  - items marked with a ! are introduced in revision 6.0.
 131  *  - items marked with a % are introduced post revision 6.0.
 132  *  - items marked with a $ are obsoleted by revision 6.0.
 133  *  - items marked with a & are introduced by Adobe DNG specification.
 134  */
 135
 136 /*
 137  * Tag data type information.
 138  *
 139  * Note: RATIONALs are the ratio of two 32-bit integer values.
 140  */
 141 typedef enum {
 142         TIFF_NOTYPE     = 0,    /* placeholder */
 143         TIFF_BYTE       = 1,    /* 8-bit unsigned integer */
 144         TIFF_ASCII      = 2,    /* 8-bit bytes w/ last byte null */
 145         TIFF_SHORT      = 3,    /* 16-bit unsigned integer */
 146         TIFF_LONG       = 4,    /* 32-bit unsigned integer */
 147         TIFF_RATIONAL   = 5,    /* 64-bit unsigned fraction */
 148         TIFF_SBYTE      = 6,    /* !8-bit signed integer */
 149         TIFF_UNDEFINED  = 7,    /* !8-bit untyped data */
 150         TIFF_SSHORT     = 8,    /* !16-bit signed integer */
 151         TIFF_SLONG      = 9,    /* !32-bit signed integer */
 152         TIFF_SRATIONAL  = 10,   /* !64-bit signed fraction */
 153         TIFF_FLOAT      = 11,   /* !32-bit IEEE floating point */
 154         TIFF_DOUBLE     = 12,   /* !64-bit IEEE floating point */
 155         TIFF_IFD        = 13    /* %32-bit unsigned integer (offset) */
 156 } TIFFDataType;
 157
 158 /*
 159  * TIFF Tag Definitions.
 160  */
 161 #define TIFFTAG_SUBFILETYPE             254     /* subfile data descriptor */
 162 #define     FILETYPE_REDUCEDIMAGE       0x1     /* reduced resolution version */
 163 #define     FILETYPE_PAGE               0x2     /* one page of many */
 164 #define     FILETYPE_MASK               0x4     /* transparency mask */
 165 #define TIFFTAG_OSUBFILETYPE            255     /* +kind of data in subfile */
 166 #define     OFILETYPE_IMAGE             1       /* full resolution image data */
 167 #define     OFILETYPE_REDUCEDIMAGE      2       /* reduced size image data */
 168 #define     OFILETYPE_PAGE              3       /* one page of many */
 169 #define TIFFTAG_IMAGEWIDTH              256     /* image width in pixels */
 170 #define TIFFTAG_IMAGELENGTH             257     /* image height in pixels */
 171 #define TIFFTAG_BITSPERSAMPLE           258     /* bits per channel (sample) */
 172 #define TIFFTAG_COMPRESSION             259     /* data compression technique */
 173 #define     COMPRESSION_NONE            1       /* dump mode */
 174 #define     COMPRESSION_CCITTRLE        2       /* CCITT modified Huffman RLE */
 175 #define     COMPRESSION_CCITTFAX3       3       /* CCITT Group 3 fax encoding */
 176 #define     COMPRESSION_CCITT_T4        3       /* CCITT T.4 (TIFF 6 name) */
 177 #define     COMPRESSION_CCITTFAX4       4       /* CCITT Group 4 fax encoding */
 178 #define     COMPRESSION_CCITT_T6        4       /* CCITT T.6 (TIFF 6 name) */
 179 #define     COMPRESSION_LZW             5       /* Lempel-Ziv  & Welch */
 180 #define     COMPRESSION_OJPEG           6       /* !6.0 JPEG */
 181 #define     COMPRESSION_JPEG            7       /* %JPEG DCT compression */
 182 #define     COMPRESSION_NEXT            32766   /* NeXT 2-bit RLE */
 183 #define     COMPRESSION_CCITTRLEW       32771   /* #1 w/ word alignment */
 184 #define     COMPRESSION_PACKBITS        32773   /* Macintosh RLE */
 185 #define     COMPRESSION_THUNDERSCAN     32809   /* ThunderScan RLE */
 186 /* codes 32895-32898 are reserved for ANSI IT8 TIFF/IT <dkelly@apago.com) */
 187 #define     COMPRESSION_IT8CTPAD        32895   /* IT8 CT w/padding */
 188 #define     COMPRESSION_IT8LW           32896   /* IT8 Linework RLE */
 189 #define     COMPRESSION_IT8MP           32897   /* IT8 Monochrome picture */
 190 #define     COMPRESSION_IT8BL           32898   /* IT8 Binary line art */
 191 /* compression codes 32908-32911 are reserved for Pixar */
 192 #define     COMPRESSION_PIXARFILM       32908   /* Pixar companded 10bit LZW */
 193 #define     COMPRESSION_PIXARLOG        32909   /* Pixar companded 11bit ZIP */
 194 #define     COMPRESSION_DEFLATE         32946   /* Deflate compression */
 195 #define     COMPRESSION_ADOBE_DEFLATE   8       /* Deflate compression,
 196                                                    as recognized by Adobe */
 197 /* compression code 32947 is reserved for Oceana Matrix <dev@oceana.com> */
 198 #define     COMPRESSION_DCS             32947   /* Kodak DCS encoding */
 199 #define     COMPRESSION_JBIG            34661   /* ISO JBIG */
 200 #define     COMPRESSION_SGILOG          34676   /* SGI Log Luminance RLE */
 201 #define     COMPRESSION_SGILOG24        34677   /* SGI Log 24-bit packed */
 202 #define     COMPRESSION_JP2000          34712   /* Leadtools JPEG2000 */
 203 #define TIFFTAG_PHOTOMETRIC             262     /* photometric interpretation */
 204 #define     PHOTOMETRIC_MINISWHITE      0       /* min value is white */
 205 #define     PHOTOMETRIC_MINISBLACK      1       /* min value is black */
 206 #define     PHOTOMETRIC_RGB             2       /* RGB color model */
 207 #define     PHOTOMETRIC_PALETTE         3       /* color map indexed */
 208 #define     PHOTOMETRIC_MASK            4       /* $holdout mask */
 209 #define     PHOTOMETRIC_SEPARATED       5       /* !color separations */
 210 #define     PHOTOMETRIC_YCBCR           6       /* !CCIR 601 */
 211 #define     PHOTOMETRIC_CIELAB          8       /* !1976 CIE L*a*b* */
 212 #define     PHOTOMETRIC_ICCLAB          9       /* ICC L*a*b* [Adobe TIFF Technote 4] */
 213 #define     PHOTOMETRIC_ITULAB          10      /* ITU L*a*b* */
 214 #define     PHOTOMETRIC_LOGL            32844   /* CIE Log2(L) */
 215 #define     PHOTOMETRIC_LOGLUV          32845   /* CIE Log2(L) (u',v') */
 216 #define TIFFTAG_THRESHHOLDING           263     /* +thresholding used on data */
 217 #define     THRESHHOLD_BILEVEL          1       /* b&w art scan */
 218 #define     THRESHHOLD_HALFTONE         2       /* or dithered scan */
 219 #define     THRESHHOLD_ERRORDIFFUSE     3       /* usually floyd-steinberg */
 220 #define TIFFTAG_CELLWIDTH               264     /* +dithering matrix width */
 221 #define TIFFTAG_CELLLENGTH              265     /* +dithering matrix height */
 222 #define TIFFTAG_FILLORDER               266     /* data order within a byte */
 223 #define     FILLORDER_MSB2LSB           1       /* most significant -> least */
 224 #define     FILLORDER_LSB2MSB           2       /* least significant -> most */
 225 #define TIFFTAG_DOCUMENTNAME            269     /* name of doc. image is from */
 226 #define TIFFTAG_IMAGEDESCRIPTION        270     /* info about image */
 227 #define TIFFTAG_MAKE                    271     /* scanner manufacturer name */
 228 #define TIFFTAG_MODEL                   272     /* scanner model name/number */
 229 #define TIFFTAG_STRIPOFFSETS            273     /* offsets to data strips */
 230 #define TIFFTAG_ORIENTATION             274     /* +image orientation */
 231 #define     ORIENTATION_TOPLEFT         1       /* row 0 top, col 0 lhs */
 232 #define     ORIENTATION_TOPRIGHT        2       /* row 0 top, col 0 rhs */
 233 #define     ORIENTATION_BOTRIGHT        3       /* row 0 bottom, col 0 rhs */
 234 #define     ORIENTATION_BOTLEFT         4       /* row 0 bottom, col 0 lhs */
 235 #define     ORIENTATION_LEFTTOP         5       /* row 0 lhs, col 0 top */
 236 #define     ORIENTATION_RIGHTTOP        6       /* row 0 rhs, col 0 top */
 237 #define     ORIENTATION_RIGHTBOT        7       /* row 0 rhs, col 0 bottom */
 238 #define     ORIENTATION_LEFTBOT         8       /* row 0 lhs, col 0 bottom */
 239 #define TIFFTAG_SAMPLESPERPIXEL         277     /* samples per pixel */
 240 #define TIFFTAG_ROWSPERSTRIP            278     /* rows per strip of data */
 241 #define TIFFTAG_STRIPBYTECOUNTS         279     /* bytes counts for strips */
 242 #define TIFFTAG_MINSAMPLEVALUE          280     /* +minimum sample value */
 243 #define TIFFTAG_MAXSAMPLEVALUE          281     /* +maximum sample value */
 244 #define TIFFTAG_XRESOLUTION             282     /* pixels/resolution in x */
 245 #define TIFFTAG_YRESOLUTION             283     /* pixels/resolution in y */
 246 #define TIFFTAG_PLANARCONFIG            284     /* storage organization */
 247 #define     PLANARCONFIG_CONTIG         1       /* single image plane */
 248 #define     PLANARCONFIG_SEPARATE       2       /* separate planes of data */
 249 #define TIFFTAG_PAGENAME                285     /* page name image is from */
 250 #define TIFFTAG_XPOSITION               286     /* x page offset of image lhs */
 251 #define TIFFTAG_YPOSITION               287     /* y page offset of image lhs */
 252 #define TIFFTAG_FREEOFFSETS             288     /* +byte offset to free block */
 253 #define TIFFTAG_FREEBYTECOUNTS          289     /* +sizes of free blocks */
 254 #define TIFFTAG_GRAYRESPONSEUNIT        290     /* $gray scale curve accuracy */
 255 #define     GRAYRESPONSEUNIT_10S        1       /* tenths of a unit */
 256 #define     GRAYRESPONSEUNIT_100S       2       /* hundredths of a unit */
 257 #define     GRAYRESPONSEUNIT_1000S      3       /* thousandths of a unit */
 258 #define     GRAYRESPONSEUNIT_10000S     4       /* ten-thousandths of a unit */
 259 #define     GRAYRESPONSEUNIT_100000S    5       /* hundred-thousandths */
 260 #define TIFFTAG_GRAYRESPONSECURVE       291     /* $gray scale response curve */
 261 #define TIFFTAG_GROUP3OPTIONS           292     /* 32 flag bits */
 262 #define TIFFTAG_T4OPTIONS               292     /* TIFF 6.0 proper name alias */
 263 #define     GROUP3OPT_2DENCODING        0x1     /* 2-dimensional coding */
 264 #define     GROUP3OPT_UNCOMPRESSED      0x2     /* data not compressed */
 265 #define     GROUP3OPT_FILLBITS          0x4     /* fill to byte boundary */
 266 #define TIFFTAG_GROUP4OPTIONS           293     /* 32 flag bits */
 267 #define TIFFTAG_T6OPTIONS               293     /* TIFF 6.0 proper name */
 268 #define     GROUP4OPT_UNCOMPRESSED      0x2     /* data not compressed */
 269 #define TIFFTAG_RESOLUTIONUNIT          296     /* units of resolutions */
 270 #define     RESUNIT_NONE                1       /* no meaningful units */
 271 #define     RESUNIT_INCH                2       /* english */
 272 #define     RESUNIT_CENTIMETER          3       /* metric */
 273 #define TIFFTAG_PAGENUMBER              297     /* page numbers of multi-page */
 274 #define TIFFTAG_COLORRESPONSEUNIT       300     /* $color curve accuracy */
 275 #define     COLORRESPONSEUNIT_10S       1       /* tenths of a unit */
 276 #define     COLORRESPONSEUNIT_100S      2       /* hundredths of a unit */
 277 #define     COLORRESPONSEUNIT_1000S     3       /* thousandths of a unit */
 278 #define     COLORRESPONSEUNIT_10000S    4       /* ten-thousandths of a unit */
 279 #define     COLORRESPONSEUNIT_100000S   5       /* hundred-thousandths */
 280 #define TIFFTAG_TRANSFERFUNCTION        301     /* !colorimetry info */
 281 #define TIFFTAG_SOFTWARE                305     /* name & release */
 282 #define TIFFTAG_DATETIME                306     /* creation date and time */
 283 #define TIFFTAG_ARTIST                  315     /* creator of image */
 284 #define TIFFTAG_HOSTCOMPUTER            316     /* machine where created */
 285 #define TIFFTAG_PREDICTOR               317     /* prediction scheme w/ LZW */
 286 #define     PREDICTOR_NONE              1       /* no prediction scheme used */
 287 #define     PREDICTOR_HORIZONTAL        2       /* horizontal differencing */
 288 #define     PREDICTOR_FLOATINGPOINT     3       /* floating point predictor */
 289 #define TIFFTAG_WHITEPOINT              318     /* image white point */
 290 #define TIFFTAG_PRIMARYCHROMATICITIES   319     /* !primary chromaticities */
 291 #define TIFFTAG_COLORMAP                320     /* RGB map for pallette image */
 292 #define TIFFTAG_HALFTONEHINTS           321     /* !highlight+shadow info */
 293 #define TIFFTAG_TILEWIDTH               322     /* !tile width in pixels */
 294 #define TIFFTAG_TILELENGTH              323     /* !tile height in pixels */
 295 #define TIFFTAG_TILEOFFSETS             324     /* !offsets to data tiles */
 296 #define TIFFTAG_TILEBYTECOUNTS          325     /* !byte counts for tiles */
 297 #define TIFFTAG_BADFAXLINES             326     /* lines w/ wrong pixel count */
 298 #define TIFFTAG_CLEANFAXDATA            327     /* regenerated line info */
 299 #define     CLEANFAXDATA_CLEAN          0       /* no errors detected */
 300 #define     CLEANFAXDATA_REGENERATED    1       /* receiver regenerated lines */
 301 #define     CLEANFAXDATA_UNCLEAN        2       /* uncorrected errors exist */
 302 #define TIFFTAG_CONSECUTIVEBADFAXLINES  328     /* max consecutive bad lines */
 303 #define TIFFTAG_SUBIFD                  330     /* subimage descriptors */
 304 #define TIFFTAG_INKSET                  332     /* !inks in separated image */
 305 #define     INKSET_CMYK                 1       /* !cyan-magenta-yellow-black color */
 306 #define     INKSET_MULTIINK             2       /* !multi-ink or hi-fi color */
 307 #define TIFFTAG_INKNAMES                333     /* !ascii names of inks */
 308 #define TIFFTAG_NUMBEROFINKS            334     /* !number of inks */
 309 #define TIFFTAG_DOTRANGE                336     /* !0% and 100% dot codes */
 310 #define TIFFTAG_TARGETPRINTER           337     /* !separation target */
 311 #define TIFFTAG_EXTRASAMPLES            338     /* !info about extra samples */
 312 #define     EXTRASAMPLE_UNSPECIFIED     0       /* !unspecified data */
 313 #define     EXTRASAMPLE_ASSOCALPHA      1       /* !associated alpha data */
 314 #define     EXTRASAMPLE_UNASSALPHA      2       /* !unassociated alpha data */
 315 #define TIFFTAG_SAMPLEFORMAT            339     /* !data sample format */
 316 #define     SAMPLEFORMAT_UINT           1       /* !unsigned integer data */
 317 #define     SAMPLEFORMAT_INT            2       /* !signed integer data */
 318 #define     SAMPLEFORMAT_IEEEFP         3       /* !IEEE floating point data */
 319 #define     SAMPLEFORMAT_VOID           4       /* !untyped data */
 320 #define     SAMPLEFORMAT_COMPLEXINT     5       /* !complex signed int */
 321 #define     SAMPLEFORMAT_COMPLEXIEEEFP  6       /* !complex ieee floating */
 322 #define TIFFTAG_SMINSAMPLEVALUE         340     /* !variable MinSampleValue */
 323 #define TIFFTAG_SMAXSAMPLEVALUE         341     /* !variable MaxSampleValue */
 324 #define TIFFTAG_CLIPPATH                343     /* %ClipPath
 325                                                    [Adobe TIFF technote 2] */
 326 #define TIFFTAG_XCLIPPATHUNITS          344     /* %XClipPathUnits
 327                                                    [Adobe TIFF technote 2] */
 328 #define TIFFTAG_YCLIPPATHUNITS          345     /* %YClipPathUnits
 329                                                    [Adobe TIFF technote 2] */
 330 #define TIFFTAG_INDEXED                 346     /* %Indexed
 331                                                    [Adobe TIFF Technote 3] */
 332 #define TIFFTAG_JPEGTABLES              347     /* %JPEG table stream */
 333 #define TIFFTAG_OPIPROXY                351     /* %OPI Proxy [Adobe TIFF technote] */
 334 /*
 335  * Tags 512-521 are obsoleted by Technical Note #2 which specifies a
 336  * revised JPEG-in-TIFF scheme.
 337  */
 338 #define TIFFTAG_JPEGPROC                512     /* !JPEG processing algorithm */
 339 #define     JPEGPROC_BASELINE           1       /* !baseline sequential */
 340 #define     JPEGPROC_LOSSLESS           14      /* !Huffman coded lossless */
 341 #define TIFFTAG_JPEGIFOFFSET            513     /* !pointer to SOI marker */
 342 #define TIFFTAG_JPEGIFBYTECOUNT         514     /* !JFIF stream length */
 343 #define TIFFTAG_JPEGRESTARTINTERVAL     515     /* !restart interval length */
 344 #define TIFFTAG_JPEGLOSSLESSPREDICTORS  517     /* !lossless proc predictor */
 345 #define TIFFTAG_JPEGPOINTTRANSFORM      518     /* !lossless point transform */
 346 #define TIFFTAG_JPEGQTABLES             519     /* !Q matrice offsets */
 347 #define TIFFTAG_JPEGDCTABLES            520     /* !DCT table offsets */
 348 #define TIFFTAG_JPEGACTABLES            521     /* !AC coefficient offsets */
 349 #define TIFFTAG_YCBCRCOEFFICIENTS       529     /* !RGB -> YCbCr transform */
 350 #define TIFFTAG_YCBCRSUBSAMPLING        530     /* !YCbCr subsampling factors */
 351 #define TIFFTAG_YCBCRPOSITIONING        531     /* !subsample positioning */
 352 #define     YCBCRPOSITION_CENTERED      1       /* !as in PostScript Level 2 */
 353 #define     YCBCRPOSITION_COSITED       2       /* !as in CCIR 601-1 */
 354 #define TIFFTAG_REFERENCEBLACKWHITE     532     /* !colorimetry info */
 355 #define TIFFTAG_XMLPACKET               700     /* %XML packet
 356                                                    [Adobe XMP Specification,
 357                                                    January 2004 */
 358 #define TIFFTAG_OPIIMAGEID              32781   /* %OPI ImageID
 359                                                    [Adobe TIFF technote] */
 360 /* tags 32952-32956 are private tags registered to Island Graphics */
 361 #define TIFFTAG_REFPTS                  32953   /* image reference points */
 362 #define TIFFTAG_REGIONTACKPOINT         32954   /* region-xform tack point */
 363 #define TIFFTAG_REGIONWARPCORNERS       32955   /* warp quadrilateral */
 364 #define TIFFTAG_REGIONAFFINE            32956   /* affine transformation mat */
 365 /* tags 32995-32999 are private tags registered to SGI */
 366 #define TIFFTAG_MATTEING                32995   /* $use ExtraSamples */
 367 #define TIFFTAG_DATATYPE                32996   /* $use SampleFormat */
 368 #define TIFFTAG_IMAGEDEPTH              32997   /* z depth of image */
 369 #define TIFFTAG_TILEDEPTH               32998   /* z depth/data tile */
 370 /* tags 33300-33309 are private tags registered to Pixar */
 371 /*
 372  * TIFFTAG_PIXAR_IMAGEFULLWIDTH and TIFFTAG_PIXAR_IMAGEFULLLENGTH
 373  * are set when an image has been cropped out of a larger image.
 374  * They reflect the size of the original uncropped image.
 375  * The TIFFTAG_XPOSITION and TIFFTAG_YPOSITION can be used
 376  * to determine the position of the smaller image in the larger one.
 377  */
 378 #define TIFFTAG_PIXAR_IMAGEFULLWIDTH    33300   /* full image size in x */
 379 #define TIFFTAG_PIXAR_IMAGEFULLLENGTH   33301   /* full image size in y */
 380  /* Tags 33302-33306 are used to identify special image modes and data
 381   * used by Pixar's texture formats.
 382   */
 383 #define TIFFTAG_PIXAR_TEXTUREFORMAT     33302   /* texture map format */
 384 #define TIFFTAG_PIXAR_WRAPMODES         33303   /* s & t wrap modes */
 385 #define TIFFTAG_PIXAR_FOVCOT            33304   /* cotan(fov) for env. maps */
 386 #define TIFFTAG_PIXAR_MATRIX_WORLDTOSCREEN 33305
 387 #define TIFFTAG_PIXAR_MATRIX_WORLDTOCAMERA 33306
 388 /* tag 33405 is a private tag registered to Eastman Kodak */
 389 #define TIFFTAG_WRITERSERIALNUMBER      33405   /* device serial number */
 390 /* tag 33432 is listed in the 6.0 spec w/ unknown ownership */
 391 #define TIFFTAG_COPYRIGHT               33432   /* copyright string */
 392 /* IPTC TAG from RichTIFF specifications */
 393 #define TIFFTAG_RICHTIFFIPTC            33723
 394 /* 34016-34029 are reserved for ANSI IT8 TIFF/IT <dkelly@apago.com) */
 395 #define TIFFTAG_IT8SITE                 34016   /* site name */
 396 #define TIFFTAG_IT8COLORSEQUENCE        34017   /* color seq. [RGB,CMYK,etc] */
 397 #define TIFFTAG_IT8HEADER               34018   /* DDES Header */
 398 #define TIFFTAG_IT8RASTERPADDING        34019   /* raster scanline padding */
 399 #define TIFFTAG_IT8BITSPERRUNLENGTH     34020   /* # of bits in short run */
 400 #define TIFFTAG_IT8BITSPEREXTENDEDRUNLENGTH 34021/* # of bits in long run */
 401 #define TIFFTAG_IT8COLORTABLE           34022   /* LW colortable */
 402 #define TIFFTAG_IT8IMAGECOLORINDICATOR  34023   /* BP/BL image color switch */
 403 #define TIFFTAG_IT8BKGCOLORINDICATOR    34024   /* BP/BL bg color switch */
 404 #define TIFFTAG_IT8IMAGECOLORVALUE      34025   /* BP/BL image color value */
 405 #define TIFFTAG_IT8BKGCOLORVALUE        34026   /* BP/BL bg color value */
 406 #define TIFFTAG_IT8PIXELINTENSITYRANGE  34027   /* MP pixel intensity value */
 407 #define TIFFTAG_IT8TRANSPARENCYINDICATOR 34028  /* HC transparency switch */
 408 #define TIFFTAG_IT8COLORCHARACTERIZATION 34029  /* color character. table */
 409 #define TIFFTAG_IT8HCUSAGE              34030   /* HC usage indicator */
 410 #define TIFFTAG_IT8TRAPINDICATOR        34031   /* Trapping indicator
 411                                                    (untrapped=0, trapped=1) */
 412 #define TIFFTAG_IT8CMYKEQUIVALENT       34032   /* CMYK color equivalents */
 413 /* tags 34232-34236 are private tags registered to Texas Instruments */
 414 #define TIFFTAG_FRAMECOUNT              34232   /* Sequence Frame Count */
 415 /* tag 34377 is private tag registered to Adobe for PhotoShop */
 416 #define TIFFTAG_PHOTOSHOP               34377
 417 /* tags 34665, 34853 and 40965 are documented in EXIF specification */
 418 #define TIFFTAG_EXIFIFD                 34665   /* Pointer to EXIF private directory */
 419 /* tag 34750 is a private tag registered to Adobe? */
 420 #define TIFFTAG_ICCPROFILE              34675   /* ICC profile data */
 421 /* tag 34750 is a private tag registered to Pixel Magic */
 422 #define TIFFTAG_JBIGOPTIONS             34750   /* JBIG options */
 423 #define TIFFTAG_GPSIFD                  34853   /* Pointer to GPS private directory */
 424 /* tags 34908-34914 are private tags registered to SGI */
 425 #define TIFFTAG_FAXRECVPARAMS           34908   /* encoded Class 2 ses. parms */
 426 #define TIFFTAG_FAXSUBADDRESS           34909   /* received SubAddr string */
 427 #define TIFFTAG_FAXRECVTIME             34910   /* receive time (secs) */
 428 #define TIFFTAG_FAXDCS                  34911   /* encoded fax ses. params, Table 2/T.30 */
 429 /* tags 37439-37443 are registered to SGI <gregl@sgi.com> */
 430 #define TIFFTAG_STONITS                 37439   /* Sample value to Nits */
 431 /* tag 34929 is a private tag registered to FedEx */
 432 #define TIFFTAG_FEDEX_EDR               34929   /* unknown use */
 433 #define TIFFTAG_INTEROPERABILITYIFD     40965   /* Pointer to Interoperability private directory */
 434 /* Adobe Digital Negative (DNG) format tags */
 435 #define TIFFTAG_DNGVERSION              50706   /* &DNG version number */
 436 #define TIFFTAG_DNGBACKWARDVERSION      50707   /* &DNG compatibility version */
 437 #define TIFFTAG_UNIQUECAMERAMODEL       50708   /* &name for the camera model */
 438 #define TIFFTAG_LOCALIZEDCAMERAMODEL    50709   /* &localized camera model
 439                                                    name */
 440 #define TIFFTAG_CFAPLANECOLOR           50710   /* &CFAPattern->LinearRaw space
 441                                                    mapping */
 442 #define TIFFTAG_CFALAYOUT               50711   /* &spatial layout of the CFA */
 443 #define TIFFTAG_LINEARIZATIONTABLE      50712   /* &lookup table description */
 444 #define TIFFTAG_BLACKLEVELREPEATDIM     50713   /* &repeat pattern size for
 445                                                    the BlackLevel tag */
 446 #define TIFFTAG_BLACKLEVEL              50714   /* &zero light encoding level */
 447 #define TIFFTAG_BLACKLEVELDELTAH        50715   /* &zero light encoding level
 448                                                    differences (columns) */
 449 #define TIFFTAG_BLACKLEVELDELTAV        50716   /* &zero light encoding level
 450                                                    differences (rows) */
 451 #define TIFFTAG_WHITELEVEL              50717   /* &fully saturated encoding
 452                                                    level */
 453 #define TIFFTAG_DEFAULTSCALE            50718   /* &default scale factors */
 454 #define TIFFTAG_DEFAULTCROPORIGIN       50719   /* &origin of the final image
 455                                                    area */
 456 #define TIFFTAG_DEFAULTCROPSIZE         50720   /* &size of the final image
 457                                                    area */
 458 #define TIFFTAG_COLORMATRIX1            50721   /* &XYZ->reference color space
 459                                                    transformation matrix 1 */
 460 #define TIFFTAG_COLORMATRIX2            50722   /* &XYZ->reference color space
 461                                                    transformation matrix 2 */
 462 #define TIFFTAG_CAMERACALIBRATION1      50723   /* &calibration matrix 1 */
 463 #define TIFFTAG_CAMERACALIBRATION2      50724   /* &calibration matrix 2 */
 464 #define TIFFTAG_REDUCTIONMATRIX1        50725   /* &dimensionality reduction
 465                                                    matrix 1 */
 466 #define TIFFTAG_REDUCTIONMATRIX2        50726   /* &dimensionality reduction
 467                                                    matrix 2 */
 468 #define TIFFTAG_ANALOGBALANCE           50727   /* &gain applied the stored raw
 469                                                    values*/
 470 #define TIFFTAG_ASSHOTNEUTRAL           50728   /* &selected white balance in
 471                                                    linear reference space */
 472 #define TIFFTAG_ASSHOTWHITEXY           50729   /* &selected white balance in
 473                                                    x-y chromaticity
 474                                                    coordinates */
 475 #define TIFFTAG_BASELINEEXPOSURE        50730   /* &how much to move the zero
 476                                                    point */
 477 #define TIFFTAG_BASELINENOISE           50731   /* &relative noise level */
 478 #define TIFFTAG_BASELINESHARPNESS       50732   /* &relative amount of
 479                                                    sharpening */
 480 #define TIFFTAG_BAYERGREENSPLIT         50733   /* &how closely the values of
 481                                                    the green pixels in the
 482                                                    blue/green rows track the
 483                                                    values of the green pixels
 484                                                    in the red/green rows */
 485 #define TIFFTAG_LINEARRESPONSELIMIT     50734   /* &non-linear encoding range */
 486 #define TIFFTAG_CAMERASERIALNUMBER      50735   /* &camera's serial number */
 487 #define TIFFTAG_LENSINFO                50736   /* info about the lens */
 488 #define TIFFTAG_CHROMABLURRADIUS        50737   /* &chroma blur radius */
 489 #define TIFFTAG_ANTIALIASSTRENGTH       50738   /* &relative strength of the
 490                                                    camera's anti-alias filter */
 491 #define TIFFTAG_SHADOWSCALE             50739   /* &used by Adobe Camera Raw */
 492 #define TIFFTAG_DNGPRIVATEDATA          50740   /* &manufacturer's private data */
 493 #define TIFFTAG_MAKERNOTESAFETY         50741   /* &whether the EXIF MakerNote
 494                                                    tag is safe to preserve
 495                                                    along with the rest of the
 496                                                    EXIF data */
 497 #define TIFFTAG_CALIBRATIONILLUMINANT1  50778   /* &illuminant 1 */
 498 #define TIFFTAG_CALIBRATIONILLUMINANT2  50779   /* &illuminant 2 */
 499 #define TIFFTAG_BESTQUALITYSCALE        50780   /* &best quality multiplier */
 500 #define TIFFTAG_RAWDATAUNIQUEID         50781   /* &unique identifier for
 501                                                    the raw image data */
 502 #define TIFFTAG_ORIGINALRAWFILENAME     50827   /* &file name of the original
 503                                                    raw file */
 504 #define TIFFTAG_ORIGINALRAWFILEDATA     50828   /* &contents of the original
 505                                                    raw file */
 506 #define TIFFTAG_ACTIVEAREA              50829   /* &active (non-masked) pixels
 507                                                    of the sensor */
 508 #define TIFFTAG_MASKEDAREAS             50830   /* &list of coordinates
 509                                                    of fully masked pixels */
 510 #define TIFFTAG_ASSHOTICCPROFILE        50831   /* &these two tags used to */
 511 #define TIFFTAG_ASSHOTPREPROFILEMATRIX  50832   /* map cameras's color space
 512                                                    into ICC profile space */
 513 #define TIFFTAG_CURRENTICCPROFILE       50833   /* & */
 514 #define TIFFTAG_CURRENTPREPROFILEMATRIX 50834   /* & */
 515 /* tag 65535 is an undefined tag used by Eastman Kodak */
 516 #define TIFFTAG_DCSHUESHIFTVALUES       65535   /* hue shift correction data */
 517
 518 /*
 519  * The following are ``pseudo tags'' that can be used to control
 520  * codec-specific functionality.  These tags are not written to file.
 521  * Note that these values start at 0xffff+1 so that they'll never
 522  * collide with Aldus-assigned tags.
 523  *
 524  * If you want your private pseudo tags ``registered'' (i.e. added to
 525  * this file), please post a bug report via the tracking system at
 526  * http://www.remotesensing.org/libtiff/bugs.html with the appropriate
 527  * C definitions to add.
 528  */
 529 #define TIFFTAG_FAXMODE                 65536   /* Group 3/4 format control */
 530 #define     FAXMODE_CLASSIC     0x0000          /* default, include RTC */
 531 #define     FAXMODE_NORTC       0x0001          /* no RTC at end of data */
 532 #define     FAXMODE_NOEOL       0x0002          /* no EOL code at end of row */
 533 #define     FAXMODE_BYTEALIGN   0x0004          /* byte align row */
 534 #define     FAXMODE_WORDALIGN   0x0008          /* word align row */
 535 #define     FAXMODE_CLASSF      FAXMODE_NORTC   /* TIFF Class F */
 536 #define TIFFTAG_JPEGQUALITY             65537   /* Compression quality level */
 537 /* Note: quality level is on the IJG 0-100 scale.  Default value is 75 */
 538 #define TIFFTAG_JPEGCOLORMODE           65538   /* Auto RGB<=>YCbCr convert? */
 539 #define     JPEGCOLORMODE_RAW   0x0000          /* no conversion (default) */
 540 #define     JPEGCOLORMODE_RGB   0x0001          /* do auto conversion */
 541 #define TIFFTAG_JPEGTABLESMODE          65539   /* What to put in JPEGTables */
 542 #define     JPEGTABLESMODE_QUANT 0x0001         /* include quantization tbls */
 543 #define     JPEGTABLESMODE_HUFF 0x0002          /* include Huffman tbls */
 544 /* Note: default is JPEGTABLESMODE_QUANT | JPEGTABLESMODE_HUFF */
 545 #define TIFFTAG_FAXFILLFUNC             65540   /* G3/G4 fill function */
 546 #define TIFFTAG_PIXARLOGDATAFMT         65549   /* PixarLogCodec I/O data sz */
 547 #define     PIXARLOGDATAFMT_8BIT        0       /* regular u_char samples */
 548 #define     PIXARLOGDATAFMT_8BITABGR    1       /* ABGR-order u_chars */
 549 #define     PIXARLOGDATAFMT_11BITLOG    2       /* 11-bit log-encoded (raw) */
 550 #define     PIXARLOGDATAFMT_12BITPICIO  3       /* as per PICIO (1.0==2048) */
 551 #define     PIXARLOGDATAFMT_16BIT       4       /* signed short samples */
 552 #define     PIXARLOGDATAFMT_FLOAT       5       /* IEEE float samples */
 553 /* 65550-65556 are allocated to Oceana Matrix <dev@oceana.com> */
 554 #define TIFFTAG_DCSIMAGERTYPE           65550   /* imager model & filter */
 555 #define     DCSIMAGERMODEL_M3           0       /* M3 chip (1280 x 1024) */
 556 #define     DCSIMAGERMODEL_M5           1       /* M5 chip (1536 x 1024) */
 557 #define     DCSIMAGERMODEL_M6           2       /* M6 chip (3072 x 2048) */
 558 #define     DCSIMAGERFILTER_IR          0       /* infrared filter */
 559 #define     DCSIMAGERFILTER_MONO        1       /* monochrome filter */
 560 #define     DCSIMAGERFILTER_CFA         2       /* color filter array */
 561 #define     DCSIMAGERFILTER_OTHER       3       /* other filter */
 562 #define TIFFTAG_DCSINTERPMODE           65551   /* interpolation mode */
 563 #define     DCSINTERPMODE_NORMAL        0x0     /* whole image, default */
 564 #define     DCSINTERPMODE_PREVIEW       0x1     /* preview of image (384x256) */
 565 #define TIFFTAG_DCSBALANCEARRAY         65552   /* color balance values */
 566 #define TIFFTAG_DCSCORRECTMATRIX        65553   /* color correction values */
 567 #define TIFFTAG_DCSGAMMA                65554   /* gamma value */
 568 #define TIFFTAG_DCSTOESHOULDERPTS       65555   /* toe & shoulder points */
 569 #define TIFFTAG_DCSCALIBRATIONFD        65556   /* calibration file desc */
 570 /* Note: quality level is on the ZLIB 1-9 scale. Default value is -1 */
 571 #define TIFFTAG_ZIPQUALITY              65557   /* compression quality level */
 572 #define TIFFTAG_PIXARLOGQUALITY         65558   /* PixarLog uses same scale */
 573 /* 65559 is allocated to Oceana Matrix <dev@oceana.com> */
 574 #define TIFFTAG_DCSCLIPRECTANGLE        65559   /* area of image to acquire */
 575 #define TIFFTAG_SGILOGDATAFMT           65560   /* SGILog user data format */
 576 #define     SGILOGDATAFMT_FLOAT         0       /* IEEE float samples */
 577 #define     SGILOGDATAFMT_16BIT         1       /* 16-bit samples */
 578 #define     SGILOGDATAFMT_RAW           2       /* uninterpreted data */
 579 #define     SGILOGDATAFMT_8BIT          3       /* 8-bit RGB monitor values */
 580 #define TIFFTAG_SGILOGENCODE            65561 /* SGILog data encoding control*/
 581 #define     SGILOGENCODE_NODITHER       0     /* do not dither encoded values*/
 582 #define     SGILOGENCODE_RANDITHER      1     /* randomly dither encd values */
 583
 584 /*
 585  * EXIF tags
 586  */
 587 #define EXIFTAG_EXPOSURETIME            33434   /* Exposure time */
 588 #define EXIFTAG_FNUMBER                 33437   /* F number */
 589 #define EXIFTAG_EXPOSUREPROGRAM         34850   /* Exposure program */
 590 #define EXIFTAG_SPECTRALSENSITIVITY     34852   /* Spectral sensitivity */
 591 #define EXIFTAG_ISOSPEEDRATINGS         34855   /* ISO speed rating */
 592 #define EXIFTAG_OECF                    34856   /* Optoelectric conversion
 593                                                    factor */
 594 #define EXIFTAG_EXIFVERSION             36864   /* Exif version */
 595 #define EXIFTAG_DATETIMEORIGINAL        36867   /* Date and time of original
 596                                                    data generation */
 597 #define EXIFTAG_DATETIMEDIGITIZED       36868   /* Date and time of digital
 598                                                    data generation */
 599 #define EXIFTAG_COMPONENTSCONFIGURATION 37121   /* Meaning of each component */
 600 #define EXIFTAG_COMPRESSEDBITSPERPIXEL  37122   /* Image compression mode */
 601 #define EXIFTAG_SHUTTERSPEEDVALUE       37377   /* Shutter speed */
 602 #define EXIFTAG_APERTUREVALUE           37378   /* Aperture */
 603 #define EXIFTAG_BRIGHTNESSVALUE         37379   /* Brightness */
 604 #define EXIFTAG_EXPOSUREBIASVALUE       37380   /* Exposure bias */
 605 #define EXIFTAG_MAXAPERTUREVALUE        37381   /* Maximum lens aperture */
 606 #define EXIFTAG_SUBJECTDISTANCE         37382   /* Subject distance */
 607 #define EXIFTAG_METERINGMODE            37383   /* Metering mode */
 608 #define EXIFTAG_LIGHTSOURCE             37384   /* Light source */
 609 #define EXIFTAG_FLASH                   37385   /* Flash */
 610 #define EXIFTAG_FOCALLENGTH             37386   /* Lens focal length */
 611 #define EXIFTAG_SUBJECTAREA             37396   /* Subject area */
 612 #define EXIFTAG_MAKERNOTE               37500   /* Manufacturer notes */
 613 #define EXIFTAG_USERCOMMENT             37510   /* User comments */
 614 #define EXIFTAG_SUBSECTIME              37520   /* DateTime subseconds */
 615 #define EXIFTAG_SUBSECTIMEORIGINAL      37521   /* DateTimeOriginal subseconds */
 616 #define EXIFTAG_SUBSECTIMEDIGITIZED     37522   /* DateTimeDigitized subseconds */
 617 #define EXIFTAG_FLASHPIXVERSION         40960   /* Supported Flashpix version */
 618 #define EXIFTAG_COLORSPACE              40961   /* Color space information */
 619 #define EXIFTAG_PIXELXDIMENSION         40962   /* Valid image width */
 620 #define EXIFTAG_PIXELYDIMENSION         40963   /* Valid image height */
 621 #define EXIFTAG_RELATEDSOUNDFILE        40964   /* Related audio file */
 622 #define EXIFTAG_FLASHENERGY             41483   /* Flash energy */
 623 #define EXIFTAG_SPATIALFREQUENCYRESPONSE 41484  /* Spatial frequency response */
 624 #define EXIFTAG_FOCALPLANEXRESOLUTION   41486   /* Focal plane X resolution */
 625 #define EXIFTAG_FOCALPLANEYRESOLUTION   41487   /* Focal plane Y resolution */
 626 #define EXIFTAG_FOCALPLANERESOLUTIONUNIT 41488  /* Focal plane resolution unit */
 627 #define EXIFTAG_SUBJECTLOCATION         41492   /* Subject location */
 628 #define EXIFTAG_EXPOSUREINDEX           41493   /* Exposure index */
 629 #define EXIFTAG_SENSINGMETHOD           41495   /* Sensing method */
 630 #define EXIFTAG_FILESOURCE              41728   /* File source */
 631 #define EXIFTAG_SCENETYPE               41729   /* Scene type */
 632 #define EXIFTAG_CFAPATTERN              41730   /* CFA pattern */
 633 #define EXIFTAG_CUSTOMRENDERED          41985   /* Custom image processing */
 634 #define EXIFTAG_EXPOSUREMODE            41986   /* Exposure mode */
 635 #define EXIFTAG_WHITEBALANCE            41987   /* White balance */
 636 #define EXIFTAG_DIGITALZOOMRATIO        41988   /* Digital zoom ratio */
 637 #define EXIFTAG_FOCALLENGTHIN35MMFILM   41989   /* Focal length in 35 mm film */
 638 #define EXIFTAG_SCENECAPTURETYPE        41990   /* Scene capture type */
 639 #define EXIFTAG_GAINCONTROL             41991   /* Gain control */
 640 #define EXIFTAG_CONTRAST                41992   /* Contrast */
 641 #define EXIFTAG_SATURATION              41993   /* Saturation */
 642 #define EXIFTAG_SHARPNESS               41994   /* Sharpness */
 643 #define EXIFTAG_DEVICESETTINGDESCRIPTION 41995  /* Device settings description */
 644 #define EXIFTAG_SUBJECTDISTANCERANGE    41996   /* Subject distance range */
 645 #define EXIFTAG_GAINCONTROL             41991   /* Gain control */
 646 #define EXIFTAG_GAINCONTROL             41991   /* Gain control */
 647 #define EXIFTAG_IMAGEUNIQUEID           42016   /* Unique image ID */
 648
 649 #endif /* _TIFF_ */
 650
 651 /* vim: set ts=8 sts=8 sw=8 noet: */