tiff-4.0.9.rar

/* $Id: tiff.h,v 1.70 2016-01-23 21:20:34 erouault Exp $ */ /* * Copyright (c) 1988-1997 Sam Leffler * Copyright (c) 1991-1997 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_ #include "tiffconf.h" /* * 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 * * (http://partners.adobe.com/asn/developer/PDFS/TN/TIFF6.pdf) * * For BigTIFF design notes see the following links * http://www.remotesensing.org/libtiff/bigtiffdesign.html * http://www.awaresystems.be/imaging/tiff/bigtiff.html */ #define TIFF_VERSION_CLASSIC 42 #define TIFF_VERSION_BIG 43 #define TIFF_BIGENDIAN 0x4d4d #define TIFF_LITTLEENDIAN 0x4949 #define MDI_LITTLEENDIAN 0x5045 #define MDI_BIGENDIAN 0x4550 /* * Intrinsic data types required by the file format: * * 8-bit quantities int8/uint8 * 16-bit quantities int16/uint16 * 32-bit quantities int32/uint32 * 64-bit quantities int64/uint64 * strings unsigned char* */ typedef TIFF_INT8_T int8; typedef TIFF_UINT8_T uint8; typedef TIFF_INT16_T int16; typedef TIFF_UINT16_T uint16; typedef TIFF_INT32_T int32; typedef TIFF_UINT32_T uint32; typedef TIFF_INT64_T int64; typedef TIFF_UINT64_T uint64; /* * Some types as promoted in a variable argument list * We use uint16_vap rather then directly using int, because this way * we document the type we actually want to pass through, conceptually, * rather then confusing the issue by merely stating the type it gets * promoted to */ typedef int uint16_vap; /* * TIFF header. */ typedef struct { uint16 tiff_magic; /* magic number (defines byte order) */ uint16 tiff_version; /* TIFF version number */ } TIFFHeaderCommon; typedef struct { uint16 tiff_magic; /* magic number (defines byte order) */ uint16 tiff_version; /* TIFF version number */ uint32 tiff_diroff; /* byte offset to first directory */ } TIFFHeaderClassic; typedef struct { uint16 tiff_magic; /* magic number (defines byte order) */ uint16 tiff_version; /* TIFF version number */ uint16 tiff_offsetsize; /* size of offsets, should be 8 */ uint16 tiff_unused; /* unused word, should be 0 */ uint64 tiff_diroff; /* byte offset to first directory */ } TIFFHeaderBig; /* * 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 introduced post revision 6.0. * - items marked with a $ are obsoleted by revision 6.0. * - items marked with a & are introduced by Adobe DNG specification. */ /* * 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 */ TIFF_IFD = 13, /* %32-bit unsigned integer (offset) */ TIFF_LONG8 = 16, /* BigTIFF 64-bit unsigned integer */ TIFF_SLONG8 = 17, /* BigTIFF 64-bit signed integer */ TIFF_IFD8 = 18 /* BigTIFF 64-bit unsigned integer (offset) */ } 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_CCITT_T4 3 /* CCITT T.4 (TIFF 6 name) */ #define COMPRESSION_CCITTFAX4 4 /* CCITT Group 4 fax encoding */ #define COMPRESSION_CCITT_T6 4 /* CCITT T.6 (TIFF 6 name) */ #define COMPRESSION_LZW 5 /* Lempel-Ziv & Welch */ #define COMPRESSION_OJPEG 6 /* !6.0 JPEG */ #define COMPRESSION_JPEG 7 /* %JPEG DCT compression */ #define COMPRESSION_T85 9 /* !TIFF/FX T.85 JBIG compression */ #define COMPRESSION_T43 10 /* !TIFF/FX T.43 colour by layered JBIG 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 */ /* codes 32895-32898 are reserved for ANSI IT8 TIFF/IT <dkelly@apago.com) */ #define COMPRESSION_IT8CTPAD 32895 /* IT8 CT w/padding */ #define COMPRESSION_IT8LW 32896 /* IT8 Linework RLE */ #define COMPRESSION_IT8MP 32897 /* IT8 Monochrome picture */ #define COMPRESSION_IT8BL 32898 /* IT8 Binary line art */ /* compression codes 32908-32911 are reserved for Pixar */ #define COMPRESSION_PIXARFILM 32908 /* Pixar companded 10bit LZW */ #define COMPRESSION_PIXARLOG 32909 /* Pixar companded 11bit ZIP */ #define COMPRESSION_DEFLATE 32946 /* Deflate compression */ #define COMPRESSION_ADOBE_DEFLATE 8 /* Deflate compression, as recognized by Adobe */ /* compression code 32947 is reserved for Oceana Matrix <dev@oceana.com> */ #define COMPRESSION_DCS 32947 /* Kodak DCS encoding */ #define COMPRESSION_JBIG 34661 /* ISO JBIG */ #define COMPRESSION_SGILOG 34676 /* SGI Log Luminance RLE */ #define COMPRESSION_SGILOG24 34677 /* SGI Log 24-bit packed */ #define COMPRESSION_JP2000 34712 /* Leadtools JPEG2000 */ #define COMPRESSION_LZMA 34925 /* LZMA2 */ #define TIFFTAG_PHOTOMETRIC 262 /* photometric interpretation */ #define PHOTOMETRIC_MINISWHITE 0 /* min value is white */ #define PHOT