336 lines
19 KiB
C
336 lines
19 KiB
C
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#ifndef _TIFF_
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#define _TIFF_
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/*
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* Tag Image File Format (TIFF)
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*
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* Based on Rev 6.0 from:
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* Developer's Desk
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* Aldus Corporation
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* 411 First Ave. South
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* Suite 200
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* Seattle, WA 98104
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* 206-622-5500
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*/
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#define TIFF_VERSION 42
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#define TIFF_BIGENDIAN 0x4d4d
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#define TIFF_LITTLEENDIAN 0x4949
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/*
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* Intrinsic data types required by the file format:
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*
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* 8-bit quantities int8/uint8
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* 16-bit quantities int16/uint16
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* 32-bit quantities int32/uint32
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* strings unsigned char*
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*/
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typedef signed char int8; /* NB: non-ANSI compilers may not grok */
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typedef unsigned char uint8;
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typedef short int16;
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typedef unsigned short uint16; /* sizeof (uint16) must == 2 */
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#if defined(__alpha) || (defined(_MIPS_SZLONG) && _MIPS_SZLONG == 64)
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typedef int int32;
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typedef unsigned int uint32; /* sizeof (uint32) must == 4 */
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#else
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typedef long int32;
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typedef unsigned long uint32; /* sizeof (uint32) must == 4 */
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#endif
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typedef struct {
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uint16 tiff_magic; /* magic number (defines byte order) */
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uint16 tiff_version; /* TIFF version number */
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uint32 tiff_diroff; /* byte offset to first directory */
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} TIFFHeader;
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/*
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* TIFF Image File Directories are comprised of
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* a table of field descriptors of the form shown
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* below. The table is sorted in ascending order
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* by tag. The values associated with each entry
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* are disjoint and may appear anywhere in the file
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* (so long as they are placed on a word boundary).
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*
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* If the value is 4 bytes or less, then it is placed
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* in the offset field to save space. If the value
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* is less than 4 bytes, it is left-justified in the
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* offset field.
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*/
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typedef struct {
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uint16 tdir_tag; /* see below */
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uint16 tdir_type; /* data type; see below */
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uint32 tdir_count; /* number of items; length in spec */
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uint32 tdir_offset; /* byte offset to field data */
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} TIFFDirEntry;
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/*
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* NB: In the comments below,
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* - items marked with a + are obsoleted by revision 5.0,
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* - items marked with a ! are introduced in revision 6.0.
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* - items marked with a % are introduced post revision 6.0.
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* - items marked with a $ are obsoleted by revision 6.0.
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*/
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/*
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* Tag data type information.
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*
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* Note: RATIONALs are the ratio of two 32-bit integer values.
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*/
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typedef enum {
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TIFF_NOTYPE = 0, /* placeholder */
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TIFF_BYTE = 1, /* 8-bit unsigned integer */
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TIFF_ASCII = 2, /* 8-bit bytes w/ last byte null */
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TIFF_SHORT = 3, /* 16-bit unsigned integer */
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TIFF_LONG = 4, /* 32-bit unsigned integer */
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TIFF_RATIONAL = 5, /* 64-bit unsigned fraction */
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TIFF_SBYTE = 6, /* !8-bit signed integer */
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TIFF_UNDEFINED = 7, /* !8-bit untyped data */
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TIFF_SSHORT = 8, /* !16-bit signed integer */
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TIFF_SLONG = 9, /* !32-bit signed integer */
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TIFF_SRATIONAL = 10, /* !64-bit signed fraction */
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TIFF_FLOAT = 11, /* !32-bit IEEE floating point */
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TIFF_DOUBLE = 12 /* !64-bit IEEE floating point */
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} TIFFDataType;
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/*
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* TIFF Tag Definitions.
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*/
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#define TIFFTAG_SUBFILETYPE 254 /* subfile data descriptor */
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#define FILETYPE_REDUCEDIMAGE 0x1 /* reduced resolution version */
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#define FILETYPE_PAGE 0x2 /* one page of many */
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#define FILETYPE_MASK 0x4 /* transparency mask */
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#define TIFFTAG_OSUBFILETYPE 255 /* +kind of data in subfile */
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#define OFILETYPE_IMAGE 1 /* full resolution image data */
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#define OFILETYPE_REDUCEDIMAGE 2 /* reduced size image data */
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#define OFILETYPE_PAGE 3 /* one page of many */
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#define TIFFTAG_IMAGEWIDTH 256 /* image width in pixels */
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#define TIFFTAG_IMAGELENGTH 257 /* image height in pixels */
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#define TIFFTAG_BITSPERSAMPLE 258 /* bits per channel (sample) */
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#define TIFFTAG_COMPRESSION 259 /* data compression technique */
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#define COMPRESSION_NONE 1 /* dump mode */
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#define COMPRESSION_CCITTRLE 2 /* CCITT modified Huffman RLE */
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#define COMPRESSION_CCITTFAX3 3 /* CCITT Group 3 fax encoding */
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#define COMPRESSION_CCITTFAX4 4 /* CCITT Group 4 fax encoding */
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#define COMPRESSION_LZW 5 /* Lempel-Ziv & Welch */
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#define COMPRESSION_OJPEG 6 /* !6.0 JPEG */
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#define COMPRESSION_JPEG 7 /* %JPEG DCT compression */
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#define COMPRESSION_NEXT 32766 /* NeXT 2-bit RLE */
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#define COMPRESSION_CCITTRLEW 32771 /* #1 w/ word alignment */
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#define COMPRESSION_PACKBITS 32773 /* Macintosh RLE */
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#define COMPRESSION_THUNDERSCAN 32809 /* ThunderScan RLE */
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/* compression codes 32908-32911 are reserved for Pixar */
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#define COMPRESSION_PIXARFILM 32908 /* Pixar companded 10bit LZW */
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#define COMPRESSION_DEFLATE 32946 /* Deflate compression */
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#define COMPRESSION_JBIG 34661 /* ISO JBIG */
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#define TIFFTAG_PHOTOMETRIC 262 /* photometric interpretation */
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#define PHOTOMETRIC_MINISWHITE 0 /* min value is white */
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#define PHOTOMETRIC_MINISBLACK 1 /* min value is black */
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#define PHOTOMETRIC_RGB 2 /* RGB color model */
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#define PHOTOMETRIC_PALETTE 3 /* color map indexed */
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#define PHOTOMETRIC_MASK 4 /* $holdout mask */
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#define PHOTOMETRIC_SEPARATED 5 /* !color separations */
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#define PHOTOMETRIC_YCBCR 6 /* !CCIR 601 */
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#define PHOTOMETRIC_CIELAB 8 /* !1976 CIE L*a*b* */
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#define TIFFTAG_THRESHHOLDING 263 /* +thresholding used on data */
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#define THRESHHOLD_BILEVEL 1 /* b&w art scan */
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#define THRESHHOLD_HALFTONE 2 /* or dithered scan */
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#define THRESHHOLD_ERRORDIFFUSE 3 /* usually floyd-steinberg */
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#define TIFFTAG_CELLWIDTH 264 /* +dithering matrix width */
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#define TIFFTAG_CELLLENGTH 265 /* +dithering matrix height */
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#define TIFFTAG_FILLORDER 266 /* data order within a byte */
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#define FILLORDER_MSB2LSB 1 /* most significant -> least */
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#define FILLORDER_LSB2MSB 2 /* least significant -> most */
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#define TIFFTAG_DOCUMENTNAME 269 /* name of doc. image is from */
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#define TIFFTAG_IMAGEDESCRIPTION 270 /* info about image */
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#define TIFFTAG_MAKE 271 /* scanner manufacturer name */
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#define TIFFTAG_MODEL 272 /* scanner model name/number */
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#define TIFFTAG_STRIPOFFSETS 273 /* offsets to data strips */
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#define TIFFTAG_ORIENTATION 274 /* +image orientation */
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#define ORIENTATION_TOPLEFT 1 /* row 0 top, col 0 lhs */
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#define ORIENTATION_TOPRIGHT 2 /* row 0 top, col 0 rhs */
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#define ORIENTATION_BOTRIGHT 3 /* row 0 bottom, col 0 rhs */
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#define ORIENTATION_BOTLEFT 4 /* row 0 bottom, col 0 lhs */
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#define ORIENTATION_LEFTTOP 5 /* row 0 lhs, col 0 top */
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#define ORIENTATION_RIGHTTOP 6 /* row 0 rhs, col 0 top */
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#define ORIENTATION_RIGHTBOT 7 /* row 0 rhs, col 0 bottom */
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#define ORIENTATION_LEFTBOT 8 /* row 0 lhs, col 0 bottom */
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#define TIFFTAG_SAMPLESPERPIXEL 277 /* samples per pixel */
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#define TIFFTAG_ROWSPERSTRIP 278 /* rows per strip of data */
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#define TIFFTAG_STRIPBYTECOUNTS 279 /* bytes counts for strips */
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#define TIFFTAG_MINSAMPLEVALUE 280 /* +minimum sample value */
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#define TIFFTAG_MAXSAMPLEVALUE 281 /* +maximum sample value */
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#define TIFFTAG_XRESOLUTION 282 /* pixels/resolution in x */
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#define TIFFTAG_YRESOLUTION 283 /* pixels/resolution in y */
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#define TIFFTAG_PLANARCONFIG 284 /* storage organization */
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#define PLANARCONFIG_CONTIG 1 /* single image plane */
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#define PLANARCONFIG_SEPARATE 2 /* separate planes of data */
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#define TIFFTAG_PAGENAME 285 /* page name image is from */
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#define TIFFTAG_XPOSITION 286 /* x page offset of image lhs */
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#define TIFFTAG_YPOSITION 287 /* y page offset of image lhs */
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#define TIFFTAG_FREEOFFSETS 288 /* +byte offset to free block */
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#define TIFFTAG_FREEBYTECOUNTS 289 /* +sizes of free blocks */
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#define TIFFTAG_GRAYRESPONSEUNIT 290 /* $gray scale curve accuracy */
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#define GRAYRESPONSEUNIT_10S 1 /* tenths of a unit */
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#define GRAYRESPONSEUNIT_100S 2 /* hundredths of a unit */
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#define GRAYRESPONSEUNIT_1000S 3 /* thousandths of a unit */
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#define GRAYRESPONSEUNIT_10000S 4 /* ten-thousandths of a unit */
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#define GRAYRESPONSEUNIT_100000S 5 /* hundred-thousandths */
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#define TIFFTAG_GRAYRESPONSECURVE 291 /* $gray scale response curve */
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#define TIFFTAG_GROUP3OPTIONS 292 /* 32 flag bits */
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#define GROUP3OPT_2DENCODING 0x1 /* 2-dimensional coding */
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#define GROUP3OPT_UNCOMPRESSED 0x2 /* data not compressed */
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#define GROUP3OPT_FILLBITS 0x4 /* fill to byte boundary */
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#define TIFFTAG_GROUP4OPTIONS 293 /* 32 flag bits */
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#define GROUP4OPT_UNCOMPRESSED 0x2 /* data not compressed */
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#define TIFFTAG_RESOLUTIONUNIT 296 /* units of resolutions */
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#define RESUNIT_NONE 1 /* no meaningful units */
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#define RESUNIT_INCH 2 /* english */
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#define RESUNIT_CENTIMETER 3 /* metric */
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#define TIFFTAG_PAGENUMBER 297 /* page numbers of multi-page */
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#define TIFFTAG_COLORRESPONSEUNIT 300 /* $color curve accuracy */
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#define COLORRESPONSEUNIT_10S 1 /* tenths of a unit */
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#define COLORRESPONSEUNIT_100S 2 /* hundredths of a unit */
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#define COLORRESPONSEUNIT_1000S 3 /* thousandths of a unit */
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#define COLORRESPONSEUNIT_10000S 4 /* ten-thousandths of a unit */
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#define COLORRESPONSEUNIT_100000S 5 /* hundred-thousandths */
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#define TIFFTAG_TRANSFERFUNCTION 301 /* !colorimetry info */
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#define TIFFTAG_SOFTWARE 305 /* name & release */
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#define TIFFTAG_DATETIME 306 /* creation date and time */
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#define TIFFTAG_ARTIST 315 /* creator of image */
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#define TIFFTAG_HOSTCOMPUTER 316 /* machine where created */
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#define TIFFTAG_PREDICTOR 317 /* prediction scheme w/ LZW */
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#define TIFFTAG_WHITEPOINT 318 /* image white point */
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#define TIFFTAG_PRIMARYCHROMATICITIES 319 /* !primary chromaticities */
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#define TIFFTAG_COLORMAP 320 /* RGB map for pallette image */
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#define TIFFTAG_HALFTONEHINTS 321 /* !highlight+shadow info */
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#define TIFFTAG_TILEWIDTH 322 /* !rows/data tile */
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#define TIFFTAG_TILELENGTH 323 /* !cols/data tile */
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#define TIFFTAG_TILEOFFSETS 324 /* !offsets to data tiles */
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#define TIFFTAG_TILEBYTECOUNTS 325 /* !byte counts for tiles */
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#define TIFFTAG_BADFAXLINES 326 /* lines w/ wrong pixel count */
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#define TIFFTAG_CLEANFAXDATA 327 /* regenerated line info */
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#define CLEANFAXDATA_CLEAN 0 /* no errors detected */
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#define CLEANFAXDATA_REGENERATED 1 /* receiver regenerated lines */
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#define CLEANFAXDATA_UNCLEAN 2 /* uncorrected errors exist */
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#define TIFFTAG_CONSECUTIVEBADFAXLINES 328 /* max consecutive bad lines */
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#define TIFFTAG_SUBIFD 330 /* subimage descriptors */
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#define TIFFTAG_INKSET 332 /* !inks in separated image */
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#define INKSET_CMYK 1 /* !cyan-magenta-yellow-black */
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#define TIFFTAG_INKNAMES 333 /* !ascii names of inks */
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#define TIFFTAG_DOTRANGE 336 /* !0% and 100% dot codes */
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#define TIFFTAG_TARGETPRINTER 337 /* !separation target */
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#define TIFFTAG_EXTRASAMPLES 338 /* !info about extra samples */
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#define EXTRASAMPLE_UNSPECIFIED 0 /* !unspecified data */
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#define EXTRASAMPLE_ASSOCALPHA 1 /* !associated alpha data */
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#define EXTRASAMPLE_UNASSALPHA 2 /* !unassociated alpha data */
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#define TIFFTAG_SAMPLEFORMAT 339 /* !data sample format */
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#define SAMPLEFORMAT_UINT 1 /* !unsigned integer data */
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#define SAMPLEFORMAT_INT 2 /* !signed integer data */
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#define SAMPLEFORMAT_IEEEFP 3 /* !IEEE floating point data */
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#define SAMPLEFORMAT_VOID 4 /* !untyped data */
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#define TIFFTAG_SMINSAMPLEVALUE 340 /* !variable MinSampleValue */
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#define TIFFTAG_SMAXSAMPLEVALUE 341 /* !variable MaxSampleValue */
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#define TIFFTAG_JPEGTABLES 347 /* %JPEG table stream */
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/*
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* Tags 512-521 are obsoleted by Technical Note #2
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* which specifies a revised JPEG-in-TIFF scheme.
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*/
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#define TIFFTAG_JPEGPROC 512 /* !JPEG processing algorithm */
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#define JPEGPROC_BASELINE 1 /* !baseline sequential */
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#define JPEGPROC_LOSSLESS 14 /* !Huffman coded lossless */
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#define TIFFTAG_JPEGIFOFFSET 513 /* !pointer to SOI marker */
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#define TIFFTAG_JPEGIFBYTECOUNT 514 /* !JFIF stream length */
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#define TIFFTAG_JPEGRESTARTINTERVAL 515 /* !restart interval length */
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#define TIFFTAG_JPEGLOSSLESSPREDICTORS 517 /* !lossless proc predictor */
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#define TIFFTAG_JPEGPOINTTRANSFORM 518 /* !lossless point transform */
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#define TIFFTAG_JPEGQTABLES 519 /* !Q matrice offsets */
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#define TIFFTAG_JPEGDCTABLES 520 /* !DCT table offsets */
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#define TIFFTAG_JPEGACTABLES 521 /* !AC coefficient offsets */
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#define TIFFTAG_YCBCRCOEFFICIENTS 529 /* !RGB -> YCbCr transform */
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#define TIFFTAG_YCBCRSUBSAMPLING 530 /* !YCbCr subsampling factors */
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#define TIFFTAG_YCBCRPOSITIONING 531 /* !subsample positioning */
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#define YCBCRPOSITION_CENTERED 1 /* !as in PostScript Level 2 */
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#define YCBCRPOSITION_COSITED 2 /* !as in CCIR 601-1 */
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#define TIFFTAG_REFERENCEBLACKWHITE 532 /* !colorimetry info */
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/* tags 32952-32956 are private tags registered to Island Graphics */
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#define TIFFTAG_REFPTS 32953 /* image reference points */
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#define TIFFTAG_REGIONTACKPOINT 32954 /* region-xform tack point */
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#define TIFFTAG_REGIONWARPCORNERS 32955 /* warp quadrilateral */
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#define TIFFTAG_REGIONAFFINE 32956 /* affine transformation mat */
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/* tags 32995-32999 are private tags registered to SGI */
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#define TIFFTAG_MATTEING 32995 /* $use ExtraSamples */
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#define TIFFTAG_DATATYPE 32996 /* $use SampleFormat */
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#define TIFFTAG_IMAGEDEPTH 32997 /* z depth of image */
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#define TIFFTAG_TILEDEPTH 32998 /* z depth/data tile */
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/* tags 33300-33309 are private tags registered to Pixar */
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/*
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* TIFFTAG_PIXAR_IMAGEFULLWIDTH and TIFFTAG_PIXAR_IMAGEFULLLENGTH
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* are set when an image has been cropped out of a larger image.
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* They reflect the size of the original uncropped image.
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* The TIFFTAG_XPOSITION and TIFFTAG_YPOSITION can be used
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* to determine the position of the smaller image in the larger one.
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*/
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#define TIFFTAG_PIXAR_IMAGEFULLWIDTH 33300 /* full image size in x */
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#define TIFFTAG_PIXAR_IMAGEFULLLENGTH 33301 /* full image size in y */
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/* tag 33432 is listed in the 6.0 spec w/ unknown ownership */
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#define TIFFTAG_COPYRIGHT 33432 /* copyright string */
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/* tags 34232-34236 are private tags registered to Texas Instruments */
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#define TIFFTAG_FRAMECOUNT 34232 /* Sequence Frame Count */
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/* tag 34750 is a private tag registered to Pixel Magic */
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#define TIFFTAG_JBIGOPTIONS 34750 /* JBIG options */
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/* tags 34908-34914 are private tags registered to SGI */
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#define TIFFTAG_FAXRECVPARAMS 34908 /* encoded Class 2 ses. parms */
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#define TIFFTAG_FAXSUBADDRESS 34909 /* received SubAddr string */
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#define TIFFTAG_FAXRECVTIME 34910 /* receive time (secs) */
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//
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// tags 40001-40100 are private tags registered to ms
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//
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#define TIFFTAG_RECIP_NAME 40001
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||
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|
#define TIFFTAG_RECIP_NUMBER 40002
|
||
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|
#define TIFFTAG_SENDER_NAME 40003
|
||
|
|
#define TIFFTAG_ROUTING 40004
|
||
|
|
#define TIFFTAG_CALLERID 40005
|
||
|
|
#define TIFFTAG_TSID 40006
|
||
|
|
#define TIFFTAG_CSID 40007
|
||
|
|
#define TIFFTAG_FAX_TIME 40008
|
||
|
|
|
||
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|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* The following are ``pseudo tags'' that can be
|
||
|
|
* used to control codec-specific functionality.
|
||
|
|
* These tags are not written to file. Note that
|
||
|
|
* these values start at 0xffff+1 so that they'll
|
||
|
|
* never collide with Aldus-assigned tags.
|
||
|
|
*
|
||
|
|
* If you want your private pseudo tags ``registered''
|
||
|
|
* (i.e. added to this file), send mail to sam@sgi.com
|
||
|
|
* with the appropriate C definitions to add.
|
||
|
|
*/
|
||
|
|
#define TIFFTAG_FAXMODE 65536 /* Group 3/4 format control */
|
||
|
|
#define FAXMODE_CLASSIC 0x0000 /* default, include RTC */
|
||
|
|
#define FAXMODE_NORTC 0x0001 /* no RTC at end of data */
|
||
|
|
#define FAXMODE_NOEOL 0x0002 /* no EOL code at end of row */
|
||
|
|
#define FAXMODE_BYTEALIGN 0x0004 /* byte align row */
|
||
|
|
#define FAXMODE_WORDALIGN 0x0008 /* word align row */
|
||
|
|
#define FAXMODE_CLASSF FAXMODE_NORTC /* TIFF Class F */
|
||
|
|
#define TIFFTAG_JPEGQUALITY 65537 /* Compression quality level */
|
||
|
|
/* Note: quality level is on the IJG 0-100 scale. Default value is 75 */
|
||
|
|
#define TIFFTAG_JPEGCOLORMODE 65538 /* Auto RGB<=>YCbCr convert? */
|
||
|
|
#define JPEGCOLORMODE_RAW 0x0000 /* no conversion (default) */
|
||
|
|
#define JPEGCOLORMODE_RGB 0x0001 /* do auto conversion */
|
||
|
|
#define TIFFTAG_JPEGTABLESMODE 65539 /* What to put in JPEGTables */
|
||
|
|
#define JPEGTABLESMODE_QUANT 0x0001 /* include quantization tbls */
|
||
|
|
#define JPEGTABLESMODE_HUFF 0x0002 /* include Huffman tbls */
|
||
|
|
/* Note: default is JPEGTABLESMODE_QUANT | JPEGTABLESMODE_HUFF */
|
||
|
|
#define TIFFTAG_FAXFILLFUNC 65540 /* G3/G4 fill function */
|
||
|
|
#define TIFFTAG_PIXARLOGDATAFMT 65549 /* PixarLogCodec I/O data sz */
|
||
|
|
#define PIXARLOGDATAFMT_8BIT 0 /* regular u_char samples */
|
||
|
|
#define PIXARLOGDATAFMT_8BITABGR 1 /* ABGR-order u_chars */
|
||
|
|
#define PIXARLOGDATAFMT_10BITLOG 2 /* 10-bit log-encoded (raw) */
|
||
|
|
#define PIXARLOGDATAFMT_12BITPICIO 3 /* as per PICIO (1.0==2048) */
|
||
|
|
#define PIXARLOGDATAFMT_16BIT 4 /* signed short samples */
|
||
|
|
#define PIXARLOGDATAFMT_FLOAT 5 /* IEEE float samples */
|
||
|
|
#endif /* _TIFF_ */
|