| /* $Header: /cvs/bao-parsec/ext/splash2/apps/volrend/src/libtiff/tiff.h,v 1.1.1.1 2012/03/29 17:22:40 uid42307 Exp $ */ |
| |
| /* |
| * Copyright (c) 1988, 1989, 1990, 1991, 1992 Sam Leffler |
| * Copyright (c) 1991, 1992 Silicon Graphics, Inc. |
| * |
| * Permission to use, copy, modify, distribute, and sell this software and |
| * its documentation for any purpose is hereby granted without fee, provided |
| * that (i) the above copyright notices and this permission notice appear in |
| * all copies of the software and related documentation, and (ii) the names of |
| * Sam Leffler and Silicon Graphics may not be used in any advertising or |
| * publicity relating to the software without the specific, prior written |
| * permission of Sam Leffler and Silicon Graphics. |
| * |
| * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY |
| * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. |
| * |
| * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR |
| * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, |
| * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, |
| * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF |
| * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
| * OF THIS SOFTWARE. |
| */ |
| |
| #ifndef _TIFF_ |
| #define _TIFF_ |
| /* |
| * Tag Image File Format (TIFF) |
| * |
| * Based on Rev 6.0 from: |
| * Developer's Desk |
| * Aldus Corporation |
| * 411 First Ave. South |
| * Suite 200 |
| * Seattle, WA 98104 |
| * 206-622-5500 |
| */ |
| #define TIFF_VERSION 42 |
| |
| #define TIFF_BIGENDIAN 0x4d4d |
| #define TIFF_LITTLEENDIAN 0x4949 |
| |
| typedef struct { |
| unsigned short tiff_magic; /* magic number (defines byte order) */ |
| unsigned short tiff_version; /* TIFF version number */ |
| unsigned long tiff_diroff; /* byte offset to first directory */ |
| } TIFFHeader; |
| |
| /* |
| * TIFF Image File Directories are comprised of |
| * a table of field descriptors of the form shown |
| * below. The table is sorted in ascending order |
| * by tag. The values associated with each entry |
| * are disjoint and may appear anywhere in the file |
| * (so long as they are placed on a word boundary). |
| * |
| * If the value is 4 bytes or less, then it is placed |
| * in the offset field to save space. If the value |
| * is less than 4 bytes, it is left-justified in the |
| * offset field. |
| */ |
| typedef struct { |
| unsigned short tdir_tag; /* see below */ |
| unsigned short tdir_type; /* data type; see below */ |
| unsigned long tdir_count; /* number of items; length in spec */ |
| unsigned long tdir_offset; /* byte offset to field data */ |
| } TIFFDirEntry; |
| |
| /* |
| * NB: In the comments below, |
| * - items marked with a + are obsoleted by revision 5.0, |
| * - items marked with a ! are introduced in revision 6.0. |
| * - items marked with a $ are obsoleted by revision 6.0. |
| */ |
| |
| /* |
| * Tag data type information. |
| * |
| * Note: RATIONALs are the ratio of two 32-bit integer values. |
| */ |
| typedef enum { |
| TIFF_NOTYPE = 0, /* placeholder */ |
| TIFF_BYTE = 1, /* 8-bit unsigned integer */ |
| TIFF_ASCII = 2, /* 8-bit bytes w/ last byte null */ |
| TIFF_SHORT = 3, /* 16-bit unsigned integer */ |
| TIFF_LONG = 4, /* 32-bit unsigned integer */ |
| TIFF_RATIONAL = 5, /* 64-bit unsigned fraction */ |
| TIFF_SBYTE = 6, /* !8-bit signed integer */ |
| TIFF_UNDEFINED = 7, /* !8-bit untyped data */ |
| TIFF_SSHORT = 8, /* !16-bit signed integer */ |
| TIFF_SLONG = 9, /* !32-bit signed integer */ |
| TIFF_SRATIONAL = 10, /* !64-bit signed fraction */ |
| TIFF_FLOAT = 11, /* !32-bit IEEE floating point */ |
| TIFF_DOUBLE = 12 /* !64-bit IEEE floating point */ |
| } TIFFDataType; |
| |
| /* |
| * TIFF Tag Definitions. |
| */ |
| #define TIFFTAG_SUBFILETYPE 254 /* subfile data descriptor */ |
| #define FILETYPE_REDUCEDIMAGE 0x1 /* reduced resolution version */ |
| #define FILETYPE_PAGE 0x2 /* one page of many */ |
| #define FILETYPE_MASK 0x4 /* transparency mask */ |
| #define TIFFTAG_OSUBFILETYPE 255 /* +kind of data in subfile */ |
| #define OFILETYPE_IMAGE 1 /* full resolution image data */ |
| #define OFILETYPE_REDUCEDIMAGE 2 /* reduced size image data */ |
| #define OFILETYPE_PAGE 3 /* one page of many */ |
| #define TIFFTAG_IMAGEWIDTH 256 /* image width in pixels */ |
| #define TIFFTAG_IMAGELENGTH 257 /* image height in pixels */ |
| #define TIFFTAG_BITSPERSAMPLE 258 /* bits per channel (sample) */ |
| #define TIFFTAG_COMPRESSION 259 /* data compression technique */ |
| #define COMPRESSION_NONE 1 /* dump mode */ |
| #define COMPRESSION_CCITTRLE 2 /* CCITT modified Huffman RLE */ |
| #define COMPRESSION_CCITTFAX3 3 /* CCITT Group 3 fax encoding */ |
| #define COMPRESSION_CCITTFAX4 4 /* CCITT Group 4 fax encoding */ |
| #define COMPRESSION_LZW 5 /* Lempel-Ziv & Welch */ |
| #define COMPRESSION_JPEG 6 /* !JPEG compression */ |
| #define COMPRESSION_NEXT 32766 /* NeXT 2-bit RLE */ |
| #define COMPRESSION_CCITTRLEW 32771 /* #1 w/ word alignment */ |
| #define COMPRESSION_PACKBITS 32773 /* Macintosh RLE */ |
| #define COMPRESSION_THUNDERSCAN 32809 /* ThunderScan RLE */ |
| #define TIFFTAG_PHOTOMETRIC 262 /* photometric interpretation */ |
| #define PHOTOMETRIC_MINISWHITE 0 /* min value is white */ |
| #define PHOTOMETRIC_MINISBLACK 1 /* min value is black */ |
| #define PHOTOMETRIC_RGB 2 /* RGB color model */ |
| #define PHOTOMETRIC_PALETTE 3 /* color map indexed */ |
| #define PHOTOMETRIC_MASK 4 /* $holdout mask */ |
| #define PHOTOMETRIC_SEPARATED 5 /* !color separations */ |
| #define PHOTOMETRIC_YCBCR 6 /* !CCIR 601 */ |
| #define PHOTOMETRIC_CIELAB 8 /* !1976 CIE L*a*b* */ |
| #define TIFFTAG_THRESHHOLDING 263 /* +thresholding used on data */ |
| #define THRESHHOLD_BILEVEL 1 /* b&w art scan */ |
| #define THRESHHOLD_HALFTONE 2 /* or dithered scan */ |
| #define THRESHHOLD_ERRORDIFFUSE 3 /* usually floyd-steinberg */ |
| #define TIFFTAG_CELLWIDTH 264 /* +dithering matrix width */ |
| #define TIFFTAG_CELLLENGTH 265 /* +dithering matrix height */ |
| #define TIFFTAG_FILLORDER 266 /* data order within a byte */ |
| #define FILLORDER_MSB2LSB 1 /* most significant -> least */ |
| #define FILLORDER_LSB2MSB 2 /* least significant -> most */ |
| #define TIFFTAG_DOCUMENTNAME 269 /* name of doc. image is from */ |
| #define TIFFTAG_IMAGEDESCRIPTION 270 /* info about image */ |
| #define TIFFTAG_MAKE 271 /* scanner manufacturer name */ |
| #define TIFFTAG_MODEL 272 /* scanner model name/number */ |
| #define TIFFTAG_STRIPOFFSETS 273 /* offsets to data strips */ |
| #define TIFFTAG_ORIENTATION 274 /* +image orientation */ |
| #define ORIENTATION_TOPLEFT 1 /* row 0 top, col 0 lhs */ |
| #define ORIENTATION_TOPRIGHT 2 /* row 0 top, col 0 rhs */ |
| #define ORIENTATION_BOTRIGHT 3 /* row 0 bottom, col 0 rhs */ |
| #define ORIENTATION_BOTLEFT 4 /* row 0 bottom, col 0 lhs */ |
| #define ORIENTATION_LEFTTOP 5 /* row 0 lhs, col 0 top */ |
| #define ORIENTATION_RIGHTTOP 6 /* row 0 rhs, col 0 top */ |
| #define ORIENTATION_RIGHTBOT 7 /* row 0 rhs, col 0 bottom */ |
| #define ORIENTATION_LEFTBOT 8 /* row 0 lhs, col 0 bottom */ |
| #define TIFFTAG_SAMPLESPERPIXEL 277 /* samples per pixel */ |
| #define TIFFTAG_ROWSPERSTRIP 278 /* rows per strip of data */ |
| #define TIFFTAG_STRIPBYTECOUNTS 279 /* bytes counts for strips */ |
| #define TIFFTAG_MINSAMPLEVALUE 280 /* +minimum sample value */ |
| #define TIFFTAG_MAXSAMPLEVALUE 281 /* +maximum sample value */ |
| #define TIFFTAG_XRESOLUTION 282 /* pixels/resolution in x */ |
| #define TIFFTAG_YRESOLUTION 283 /* pixels/resolution in y */ |
| #define TIFFTAG_PLANARCONFIG 284 /* storage organization */ |
| #define PLANARCONFIG_CONTIG 1 /* single image plane */ |
| #define PLANARCONFIG_SEPARATE 2 /* separate planes of data */ |
| #define TIFFTAG_PAGENAME 285 /* page name image is from */ |
| #define TIFFTAG_XPOSITION 286 /* x page offset of image lhs */ |
| #define TIFFTAG_YPOSITION 287 /* y page offset of image lhs */ |
| #define TIFFTAG_FREEOFFSETS 288 /* +byte offset to free block */ |
| #define TIFFTAG_FREEBYTECOUNTS 289 /* +sizes of free blocks */ |
| #define TIFFTAG_GRAYRESPONSEUNIT 290 /* $gray scale curve accuracy */ |
| #define GRAYRESPONSEUNIT_10S 1 /* tenths of a unit */ |
| #define GRAYRESPONSEUNIT_100S 2 /* hundredths of a unit */ |
| #define GRAYRESPONSEUNIT_1000S 3 /* thousandths of a unit */ |
| #define GRAYRESPONSEUNIT_10000S 4 /* ten-thousandths of a unit */ |
| #define GRAYRESPONSEUNIT_100000S 5 /* hundred-thousandths */ |
| #define TIFFTAG_GRAYRESPONSECURVE 291 /* $gray scale response curve */ |
| #define TIFFTAG_GROUP3OPTIONS 292 /* 32 flag bits */ |
| #define GROUP3OPT_2DENCODING 0x1 /* 2-dimensional coding */ |
| #define GROUP3OPT_UNCOMPRESSED 0x2 /* data not compressed */ |
| #define GROUP3OPT_FILLBITS 0x4 /* fill to byte boundary */ |
| #define TIFFTAG_GROUP4OPTIONS 293 /* 32 flag bits */ |
| #define GROUP4OPT_UNCOMPRESSED 0x2 /* data not compressed */ |
| #define TIFFTAG_RESOLUTIONUNIT 296 /* units of resolutions */ |
| #define RESUNIT_NONE 1 /* no meaningful units */ |
| #define RESUNIT_INCH 2 /* english */ |
| #define RESUNIT_CENTIMETER 3 /* metric */ |
| #define TIFFTAG_PAGENUMBER 297 /* page numbers of multi-page */ |
| #define TIFFTAG_COLORRESPONSEUNIT 300 /* $color curve accuracy */ |
| #define COLORRESPONSEUNIT_10S 1 /* tenths of a unit */ |
| #define COLORRESPONSEUNIT_100S 2 /* hundredths of a unit */ |
| #define COLORRESPONSEUNIT_1000S 3 /* thousandths of a unit */ |
| #define COLORRESPONSEUNIT_10000S 4 /* ten-thousandths of a unit */ |
| #define COLORRESPONSEUNIT_100000S 5 /* hundred-thousandths */ |
| #define TIFFTAG_TRANSFERFUNCTION 301 /* !colorimetry info */ |
| #define TIFFTAG_SOFTWARE 305 /* name & release */ |
| #define TIFFTAG_DATETIME 306 /* creation date and time */ |
| #define TIFFTAG_ARTIST 315 /* creator of image */ |
| #define TIFFTAG_HOSTCOMPUTER 316 /* machine where created */ |
| #define TIFFTAG_PREDICTOR 317 /* prediction scheme w/ LZW */ |
| #define TIFFTAG_WHITEPOINT 318 /* image white point */ |
| #define TIFFTAG_PRIMARYCHROMATICITIES 319 /* !primary chromaticities */ |
| #define TIFFTAG_COLORMAP 320 /* RGB map for pallette image */ |
| #define TIFFTAG_HALFTONEHINTS 321 /* !highlight+shadow info */ |
| #define TIFFTAG_TILEWIDTH 322 /* !rows/data tile */ |
| #define TIFFTAG_TILELENGTH 323 /* !cols/data tile */ |
| #define TIFFTAG_TILEOFFSETS 324 /* !offsets to data tiles */ |
| #define TIFFTAG_TILEBYTECOUNTS 325 /* !byte counts for tiles */ |
| #define TIFFTAG_BADFAXLINES 326 /* lines w/ wrong pixel count */ |
| #define TIFFTAG_CLEANFAXDATA 327 /* regenerated line info */ |
| #define CLEANFAXDATA_CLEAN 0 /* no errors detected */ |
| #define CLEANFAXDATA_REGENERATED 1 /* receiver regenerated lines */ |
| #define CLEANFAXDATA_UNCLEAN 2 /* uncorrected errors exist */ |
| #define TIFFTAG_CONSECUTIVEBADFAXLINES 328 /* max consecutive bad lines */ |
| #define TIFFTAG_INKSET 332 /* !inks in separated image */ |
| #define INKSET_CMYK 1 /* !cyan-magenta-yellow-black */ |
| #define TIFFTAG_INKNAMES 333 /* !ascii names of inks */ |
| #define TIFFTAG_DOTRANGE 336 /* !0% and 100% dot codes */ |
| #define TIFFTAG_TARGETPRINTER 337 /* !separation target */ |
| #define TIFFTAG_EXTRASAMPLES 338 /* !info about extra samples */ |
| #define EXTRASAMPLE_UNSPECIFIED 0 /* !unspecified data */ |
| #define EXTRASAMPLE_ASSOCALPHA 1 /* !associated alpha data */ |
| #define EXTRASAMPLE_UNASSALPHA 2 /* !unassociated alpha data */ |
| #define TIFFTAG_SAMPLEFORMAT 339 /* !data sample format */ |
| #define SAMPLEFORMAT_INT 1 /* !signed integer data */ |
| #define SAMPLEFORMAT_UINT 2 /* !unsigned integer data */ |
| #define SAMPLEFORMAT_IEEEFP 3 /* !IEEE floating point data */ |
| #define SAMPLEFORMAT_VOID 4 /* !untyped data */ |
| #define TIFFTAG_SMINSAMPLEVALUE 340 /* !variable MinSampleValue */ |
| #define TIFFTAG_SMAXSAMPLEVALUE 341 /* !variable MaxSampleValue */ |
| #define TIFFTAG_JPEGPROC 512 /* !JPEG processing algorithm */ |
| #define JPEGPROC_BASELINE 1 /* !baseline sequential */ |
| #define JPEGPROC_LOSSLESS 14 /* !Huffman coded lossless */ |
| #define TIFFTAG_JPEGIFOFFSET 513 /* !pointer to SOI marker */ |
| #define TIFFTAG_JPEGIFBYTECOUNT 514 /* !JFIF stream length */ |
| #define TIFFTAG_JPEGRESTARTINTERVAL 515 /* !restart interval length */ |
| #define TIFFTAG_JPEGLOSSLESSPREDICTORS 517 /* !lossless proc predictor */ |
| #define TIFFTAG_JPEGPOINTTRANSFORM 518 /* !lossless point transform */ |
| #define TIFFTAG_JPEGQTABLES 519 /* !Q matrice offsets */ |
| #define TIFFTAG_JPEGDCTABLES 520 /* !DCT table offsets */ |
| #define TIFFTAG_JPEGACTABLES 521 /* !AC coefficient offsets */ |
| #define TIFFTAG_YCBCRCOEFFICIENTS 529 /* !RGB -> YCbCr transform */ |
| #define TIFFTAG_YCBCRSUBSAMPLING 530 /* !YCbCr subsampling factors */ |
| #define TIFFTAG_YCBCRPOSITIONING 531 /* !subsample positioning */ |
| #define YCBCRPOSITION_CENTERED 1 /* !as in PostScript Level 2 */ |
| #define YCBCRPOSITION_COSITED 2 /* !as in CCIR 601-1 */ |
| #define TIFFTAG_REFERENCEBLACKWHITE 532 /* !colorimetry info */ |
| /* tags 32995-32999 are private tags registered to SGI */ |
| #define TIFFTAG_MATTEING 32995 /* $use ExtraSamples */ |
| #define TIFFTAG_DATATYPE 32996 /* $use SampleFormat */ |
| #define TIFFTAG_IMAGEDEPTH 32997 /* z depth of image */ |
| #define TIFFTAG_TILEDEPTH 32998 /* z depth/data tile */ |
| #endif /* _TIFF_ */ |
