pranavjha/text-detector

View on GitHub
third-party/libtiff/tiff.h

Summary

Maintainability
Test Coverage
/* $Id: tiff.h,v 1.69 2014-04-02 17:23:06 fwarmerdam 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        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        PHOTOMETRIC_ICCLAB        9    /* ICC L*a*b* [Adobe TIFF Technote 4] */
#define        PHOTOMETRIC_ITULAB        10    /* ITU L*a*b* */
#define        PHOTOMETRIC_CFA        32803    /* color filter array */
#define     PHOTOMETRIC_LOGL        32844    /* CIE Log2(L) */
#define     PHOTOMETRIC_LOGLUV        32845    /* CIE Log2(L) (u',v') */
#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    TIFFTAG_T4OPTIONS        292    /* TIFF 6.0 proper name alias */
#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 TIFFTAG_T6OPTIONS               293     /* TIFF 6.0 proper name */
#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     PREDICTOR_NONE        1    /* no prediction scheme used */
#define     PREDICTOR_HORIZONTAL    2    /* horizontal differencing */
#define     PREDICTOR_FLOATINGPOINT    3    /* floating point predictor */
#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    /* !tile width in pixels */
#define    TIFFTAG_TILELENGTH        323    /* !tile height in pixels */
#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_SUBIFD            330    /* subimage descriptors */
#define    TIFFTAG_INKSET            332    /* !inks in separated image */
#define        INKSET_CMYK            1    /* !cyan-magenta-yellow-black color */
#define        INKSET_MULTIINK        2    /* !multi-ink or hi-fi color */
#define    TIFFTAG_INKNAMES        333    /* !ascii names of inks */
#define    TIFFTAG_NUMBEROFINKS        334    /* !number 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_UINT        1    /* !unsigned integer data */
#define        SAMPLEFORMAT_INT        2    /* !signed integer data */
#define        SAMPLEFORMAT_IEEEFP        3    /* !IEEE floating point data */
#define        SAMPLEFORMAT_VOID        4    /* !untyped data */
#define        SAMPLEFORMAT_COMPLEXINT    5    /* !complex signed int */
#define        SAMPLEFORMAT_COMPLEXIEEEFP    6    /* !complex ieee floating */
#define    TIFFTAG_SMINSAMPLEVALUE        340    /* !variable MinSampleValue */
#define    TIFFTAG_SMAXSAMPLEVALUE        341    /* !variable MaxSampleValue */
#define    TIFFTAG_CLIPPATH        343    /* %ClipPath
                           [Adobe TIFF technote 2] */
#define    TIFFTAG_XCLIPPATHUNITS        344    /* %XClipPathUnits
                           [Adobe TIFF technote 2] */
#define    TIFFTAG_YCLIPPATHUNITS        345    /* %YClipPathUnits
                           [Adobe TIFF technote 2] */
#define    TIFFTAG_INDEXED            346    /* %Indexed
                           [Adobe TIFF Technote 3] */
#define    TIFFTAG_JPEGTABLES        347    /* %JPEG table stream */
#define    TIFFTAG_OPIPROXY        351    /* %OPI Proxy [Adobe TIFF technote] */
/* Tags 400-435 are from the TIFF/FX spec */
#define TIFFTAG_GLOBALPARAMETERSIFD    400    /* ! */
#define TIFFTAG_PROFILETYPE            401    /* ! */
#define     PROFILETYPE_UNSPECIFIED    0    /* ! */
#define     PROFILETYPE_G3_FAX        1    /* ! */
#define TIFFTAG_FAXPROFILE            402    /* ! */
#define     FAXPROFILE_S            1    /* !TIFF/FX FAX profile S */
#define     FAXPROFILE_F            2    /* !TIFF/FX FAX profile F */
#define     FAXPROFILE_J            3    /* !TIFF/FX FAX profile J */
#define     FAXPROFILE_C            4    /* !TIFF/FX FAX profile C */
#define     FAXPROFILE_L            5    /* !TIFF/FX FAX profile L */
#define     FAXPROFILE_M            6    /* !TIFF/FX FAX profile LM */
#define TIFFTAG_CODINGMETHODS        403    /* !TIFF/FX coding methods */
#define     CODINGMETHODS_T4_1D        (1 << 1)    /* !T.4 1D */
#define     CODINGMETHODS_T4_2D        (1 << 2)    /* !T.4 2D */
#define     CODINGMETHODS_T6        (1 << 3)    /* !T.6 */
#define     CODINGMETHODS_T85         (1 << 4)    /* !T.85 JBIG */
#define     CODINGMETHODS_T42         (1 << 5)    /* !T.42 JPEG */
#define     CODINGMETHODS_T43        (1 << 6)    /* !T.43 colour by layered JBIG */
#define TIFFTAG_VERSIONYEAR            404    /* !TIFF/FX version year */
#define TIFFTAG_MODENUMBER            405    /* !TIFF/FX mode number */
#define TIFFTAG_DECODE                433    /* !TIFF/FX decode */
#define TIFFTAG_IMAGEBASECOLOR        434    /* !TIFF/FX image base colour */
#define TIFFTAG_T82OPTIONS            435    /* !TIFF/FX T.82 options */
/*
 * Tags 512-521 are obsoleted by Technical Note #2 which specifies a
 * revised JPEG-in-TIFF scheme.
 */
#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 */
#define TIFFTAG_STRIPROWCOUNTS        559 /* !TIFF/FX strip row counts */
#define    TIFFTAG_XMLPACKET        700    /* %XML packet
                           [Adobe XMP Specification,
                           January 2004 */
#define TIFFTAG_OPIIMAGEID        32781    /* %OPI ImageID
                           [Adobe TIFF technote] */
/* tags 32952-32956 are private tags registered to Island Graphics */
#define TIFFTAG_REFPTS            32953    /* image reference points */
#define TIFFTAG_REGIONTACKPOINT        32954    /* region-xform tack point */
#define TIFFTAG_REGIONWARPCORNERS    32955    /* warp quadrilateral */
#define TIFFTAG_REGIONAFFINE        32956    /* affine transformation mat */
/* 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 */
/* tags 33300-33309 are private tags registered to Pixar */
/*
 * TIFFTAG_PIXAR_IMAGEFULLWIDTH and TIFFTAG_PIXAR_IMAGEFULLLENGTH
 * are set when an image has been cropped out of a larger image.  
 * They reflect the size of the original uncropped image.
 * The TIFFTAG_XPOSITION and TIFFTAG_YPOSITION can be used
 * to determine the position of the smaller image in the larger one.
 */
#define TIFFTAG_PIXAR_IMAGEFULLWIDTH    33300   /* full image size in x */
#define TIFFTAG_PIXAR_IMAGEFULLLENGTH   33301   /* full image size in y */
 /* Tags 33302-33306 are used to identify special image modes and data
  * used by Pixar's texture formats.
  */
#define TIFFTAG_PIXAR_TEXTUREFORMAT    33302    /* texture map format */
#define TIFFTAG_PIXAR_WRAPMODES        33303    /* s & t wrap modes */
#define TIFFTAG_PIXAR_FOVCOT        33304    /* cotan(fov) for env. maps */
#define TIFFTAG_PIXAR_MATRIX_WORLDTOSCREEN 33305
#define TIFFTAG_PIXAR_MATRIX_WORLDTOCAMERA 33306
/* tag 33405 is a private tag registered to Eastman Kodak */
#define TIFFTAG_WRITERSERIALNUMBER      33405   /* device serial number */
#define TIFFTAG_CFAREPEATPATTERNDIM    33421    /* dimensions of CFA pattern */
#define TIFFTAG_CFAPATTERN        33422    /* color filter array pattern */
/* tag 33432 is listed in the 6.0 spec w/ unknown ownership */
#define    TIFFTAG_COPYRIGHT        33432    /* copyright string */
/* IPTC TAG from RichTIFF specifications */
#define TIFFTAG_RICHTIFFIPTC        33723
/* 34016-34029 are reserved for ANSI IT8 TIFF/IT <dkelly@apago.com) */
#define TIFFTAG_IT8SITE            34016    /* site name */
#define TIFFTAG_IT8COLORSEQUENCE    34017    /* color seq. [RGB,CMYK,etc] */
#define TIFFTAG_IT8HEADER        34018    /* DDES Header */
#define TIFFTAG_IT8RASTERPADDING    34019    /* raster scanline padding */
#define TIFFTAG_IT8BITSPERRUNLENGTH    34020    /* # of bits in short run */
#define TIFFTAG_IT8BITSPEREXTENDEDRUNLENGTH 34021/* # of bits in long run */
#define TIFFTAG_IT8COLORTABLE        34022    /* LW colortable */
#define TIFFTAG_IT8IMAGECOLORINDICATOR    34023    /* BP/BL image color switch */
#define TIFFTAG_IT8BKGCOLORINDICATOR    34024    /* BP/BL bg color switch */
#define TIFFTAG_IT8IMAGECOLORVALUE    34025    /* BP/BL image color value */
#define TIFFTAG_IT8BKGCOLORVALUE    34026    /* BP/BL bg color value */
#define TIFFTAG_IT8PIXELINTENSITYRANGE    34027    /* MP pixel intensity value */
#define TIFFTAG_IT8TRANSPARENCYINDICATOR 34028    /* HC transparency switch */
#define TIFFTAG_IT8COLORCHARACTERIZATION 34029    /* color character. table */
#define TIFFTAG_IT8HCUSAGE        34030    /* HC usage indicator */
#define TIFFTAG_IT8TRAPINDICATOR    34031    /* Trapping indicator
                           (untrapped=0, trapped=1) */
#define TIFFTAG_IT8CMYKEQUIVALENT    34032    /* CMYK color equivalents */
/* tags 34232-34236 are private tags registered to Texas Instruments */
#define TIFFTAG_FRAMECOUNT              34232   /* Sequence Frame Count */
/* tag 34377 is private tag registered to Adobe for PhotoShop */
#define TIFFTAG_PHOTOSHOP        34377 
/* tags 34665, 34853 and 40965 are documented in EXIF specification */
#define TIFFTAG_EXIFIFD            34665    /* Pointer to EXIF private directory */
/* tag 34750 is a private tag registered to Adobe? */
#define TIFFTAG_ICCPROFILE        34675    /* ICC profile data */
#define TIFFTAG_IMAGELAYER        34732    /* !TIFF/FX image layer information */
/* tag 34750 is a private tag registered to Pixel Magic */
#define    TIFFTAG_JBIGOPTIONS        34750    /* JBIG options */
#define TIFFTAG_GPSIFD            34853    /* Pointer to GPS private directory */
/* tags 34908-34914 are private tags registered to SGI */
#define    TIFFTAG_FAXRECVPARAMS        34908    /* encoded Class 2 ses. parms */
#define    TIFFTAG_FAXSUBADDRESS        34909    /* received SubAddr string */
#define    TIFFTAG_FAXRECVTIME        34910    /* receive time (secs) */
#define    TIFFTAG_FAXDCS            34911    /* encoded fax ses. params, Table 2/T.30 */
/* tags 37439-37443 are registered to SGI <gregl@sgi.com> */
#define TIFFTAG_STONITS            37439    /* Sample value to Nits */
/* tag 34929 is a private tag registered to FedEx */
#define    TIFFTAG_FEDEX_EDR        34929    /* unknown use */
#define TIFFTAG_INTEROPERABILITYIFD    40965    /* Pointer to Interoperability private directory */
/* Adobe Digital Negative (DNG) format tags */
#define TIFFTAG_DNGVERSION        50706    /* &DNG version number */
#define TIFFTAG_DNGBACKWARDVERSION    50707    /* &DNG compatibility version */
#define TIFFTAG_UNIQUECAMERAMODEL    50708    /* &name for the camera model */
#define TIFFTAG_LOCALIZEDCAMERAMODEL    50709    /* &localized camera model
                           name */
#define TIFFTAG_CFAPLANECOLOR        50710    /* &CFAPattern->LinearRaw space
                           mapping */
#define TIFFTAG_CFALAYOUT        50711    /* &spatial layout of the CFA */
#define TIFFTAG_LINEARIZATIONTABLE    50712    /* &lookup table description */
#define TIFFTAG_BLACKLEVELREPEATDIM    50713    /* &repeat pattern size for
                           the BlackLevel tag */
#define TIFFTAG_BLACKLEVEL        50714    /* &zero light encoding level */
#define TIFFTAG_BLACKLEVELDELTAH    50715    /* &zero light encoding level
                           differences (columns) */
#define TIFFTAG_BLACKLEVELDELTAV    50716    /* &zero light encoding level
                           differences (rows) */
#define TIFFTAG_WHITELEVEL        50717    /* &fully saturated encoding
                           level */
#define TIFFTAG_DEFAULTSCALE        50718    /* &default scale factors */
#define TIFFTAG_DEFAULTCROPORIGIN    50719    /* &origin of the final image
                           area */
#define TIFFTAG_DEFAULTCROPSIZE        50720    /* &size of the final image 
                           area */
#define TIFFTAG_COLORMATRIX1        50721    /* &XYZ->reference color space
                           transformation matrix 1 */
#define TIFFTAG_COLORMATRIX2        50722    /* &XYZ->reference color space
                           transformation matrix 2 */
#define TIFFTAG_CAMERACALIBRATION1    50723    /* &calibration matrix 1 */
#define TIFFTAG_CAMERACALIBRATION2    50724    /* &calibration matrix 2 */
#define TIFFTAG_REDUCTIONMATRIX1    50725    /* &dimensionality reduction
                           matrix 1 */
#define TIFFTAG_REDUCTIONMATRIX2    50726    /* &dimensionality reduction
                           matrix 2 */
#define TIFFTAG_ANALOGBALANCE        50727    /* &gain applied the stored raw
                           values*/
#define TIFFTAG_ASSHOTNEUTRAL        50728    /* &selected white balance in
                           linear reference space */
#define TIFFTAG_ASSHOTWHITEXY        50729    /* &selected white balance in
                           x-y chromaticity
                           coordinates */
#define TIFFTAG_BASELINEEXPOSURE    50730    /* &how much to move the zero
                           point */
#define TIFFTAG_BASELINENOISE        50731    /* &relative noise level */
#define TIFFTAG_BASELINESHARPNESS    50732    /* &relative amount of
                           sharpening */
#define TIFFTAG_BAYERGREENSPLIT        50733    /* &how closely the values of
                           the green pixels in the
                           blue/green rows track the
                           values of the green pixels
                           in the red/green rows */
#define TIFFTAG_LINEARRESPONSELIMIT    50734    /* &non-linear encoding range */
#define TIFFTAG_CAMERASERIALNUMBER    50735    /* &camera's serial number */
#define TIFFTAG_LENSINFO        50736    /* info about the lens */
#define TIFFTAG_CHROMABLURRADIUS    50737    /* &chroma blur radius */
#define TIFFTAG_ANTIALIASSTRENGTH    50738    /* &relative strength of the
                           camera's anti-alias filter */
#define TIFFTAG_SHADOWSCALE        50739    /* &used by Adobe Camera Raw */
#define TIFFTAG_DNGPRIVATEDATA        50740    /* &manufacturer's private data */
#define TIFFTAG_MAKERNOTESAFETY        50741    /* &whether the EXIF MakerNote
                           tag is safe to preserve
                           along with the rest of the
                           EXIF data */
#define    TIFFTAG_CALIBRATIONILLUMINANT1    50778    /* &illuminant 1 */
#define TIFFTAG_CALIBRATIONILLUMINANT2    50779    /* &illuminant 2 */
#define TIFFTAG_BESTQUALITYSCALE    50780    /* &best quality multiplier */
#define TIFFTAG_RAWDATAUNIQUEID        50781    /* &unique identifier for
                           the raw image data */
#define TIFFTAG_ORIGINALRAWFILENAME    50827    /* &file name of the original
                           raw file */
#define TIFFTAG_ORIGINALRAWFILEDATA    50828    /* &contents of the original
                           raw file */
#define TIFFTAG_ACTIVEAREA        50829    /* &active (non-masked) pixels
                           of the sensor */
#define TIFFTAG_MASKEDAREAS        50830    /* &list of coordinates
                           of fully masked pixels */
#define TIFFTAG_ASSHOTICCPROFILE    50831    /* &these two tags used to */
#define TIFFTAG_ASSHOTPREPROFILEMATRIX    50832    /* map cameras's color space
                           into ICC profile space */
#define TIFFTAG_CURRENTICCPROFILE    50833    /* & */
#define TIFFTAG_CURRENTPREPROFILEMATRIX    50834    /* & */
/* tag 65535 is an undefined tag used by Eastman Kodak */
#define TIFFTAG_DCSHUESHIFTVALUES       65535   /* hue shift correction data */

/*
 * 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), please post a bug report via the tracking system at
 * http://www.remotesensing.org/libtiff/bugs.html 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_11BITLOG    2    /* 11-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 */
/* 65550-65556 are allocated to Oceana Matrix <dev@oceana.com> */
#define TIFFTAG_DCSIMAGERTYPE           65550   /* imager model & filter */
#define     DCSIMAGERMODEL_M3           0       /* M3 chip (1280 x 1024) */
#define     DCSIMAGERMODEL_M5           1       /* M5 chip (1536 x 1024) */
#define     DCSIMAGERMODEL_M6           2       /* M6 chip (3072 x 2048) */
#define     DCSIMAGERFILTER_IR          0       /* infrared filter */
#define     DCSIMAGERFILTER_MONO        1       /* monochrome filter */
#define     DCSIMAGERFILTER_CFA         2       /* color filter array */
#define     DCSIMAGERFILTER_OTHER       3       /* other filter */
#define TIFFTAG_DCSINTERPMODE           65551   /* interpolation mode */
#define     DCSINTERPMODE_NORMAL        0x0     /* whole image, default */
#define     DCSINTERPMODE_PREVIEW       0x1     /* preview of image (384x256) */
#define TIFFTAG_DCSBALANCEARRAY         65552   /* color balance values */
#define TIFFTAG_DCSCORRECTMATRIX        65553   /* color correction values */
#define TIFFTAG_DCSGAMMA                65554   /* gamma value */
#define TIFFTAG_DCSTOESHOULDERPTS       65555   /* toe & shoulder points */
#define TIFFTAG_DCSCALIBRATIONFD        65556   /* calibration file desc */
/* Note: quality level is on the ZLIB 1-9 scale. Default value is -1 */
#define    TIFFTAG_ZIPQUALITY        65557    /* compression quality level */
#define    TIFFTAG_PIXARLOGQUALITY        65558    /* PixarLog uses same scale */
/* 65559 is allocated to Oceana Matrix <dev@oceana.com> */
#define TIFFTAG_DCSCLIPRECTANGLE    65559    /* area of image to acquire */
#define TIFFTAG_SGILOGDATAFMT        65560    /* SGILog user data format */
#define     SGILOGDATAFMT_FLOAT        0    /* IEEE float samples */
#define     SGILOGDATAFMT_16BIT        1    /* 16-bit samples */
#define     SGILOGDATAFMT_RAW        2    /* uninterpreted data */
#define     SGILOGDATAFMT_8BIT        3    /* 8-bit RGB monitor values */
#define TIFFTAG_SGILOGENCODE        65561 /* SGILog data encoding control*/
#define     SGILOGENCODE_NODITHER    0     /* do not dither encoded values*/
#define     SGILOGENCODE_RANDITHER    1     /* randomly dither encd values */
#define    TIFFTAG_LZMAPRESET        65562    /* LZMA2 preset (compression level) */
#define TIFFTAG_PERSAMPLE       65563    /* interface for per sample tags */
#define     PERSAMPLE_MERGED        0    /* present as a single value */
#define     PERSAMPLE_MULTI         1    /* present as multiple values */

/*
 * EXIF tags
 */
#define EXIFTAG_EXPOSURETIME        33434    /* Exposure time */
#define EXIFTAG_FNUMBER            33437    /* F number */
#define EXIFTAG_EXPOSUREPROGRAM        34850    /* Exposure program */
#define EXIFTAG_SPECTRALSENSITIVITY    34852    /* Spectral sensitivity */
#define EXIFTAG_ISOSPEEDRATINGS        34855    /* ISO speed rating */
#define EXIFTAG_OECF            34856    /* Optoelectric conversion
                           factor */
#define EXIFTAG_EXIFVERSION        36864    /* Exif version */
#define EXIFTAG_DATETIMEORIGINAL    36867    /* Date and time of original
                           data generation */
#define EXIFTAG_DATETIMEDIGITIZED    36868    /* Date and time of digital
                           data generation */
#define EXIFTAG_COMPONENTSCONFIGURATION    37121    /* Meaning of each component */
#define EXIFTAG_COMPRESSEDBITSPERPIXEL    37122    /* Image compression mode */
#define EXIFTAG_SHUTTERSPEEDVALUE    37377    /* Shutter speed */
#define EXIFTAG_APERTUREVALUE        37378    /* Aperture */
#define EXIFTAG_BRIGHTNESSVALUE        37379    /* Brightness */
#define EXIFTAG_EXPOSUREBIASVALUE    37380    /* Exposure bias */
#define EXIFTAG_MAXAPERTUREVALUE    37381    /* Maximum lens aperture */
#define EXIFTAG_SUBJECTDISTANCE        37382    /* Subject distance */
#define EXIFTAG_METERINGMODE        37383    /* Metering mode */
#define EXIFTAG_LIGHTSOURCE        37384    /* Light source */
#define EXIFTAG_FLASH            37385    /* Flash */
#define EXIFTAG_FOCALLENGTH        37386    /* Lens focal length */
#define EXIFTAG_SUBJECTAREA        37396    /* Subject area */
#define EXIFTAG_MAKERNOTE        37500    /* Manufacturer notes */
#define EXIFTAG_USERCOMMENT        37510    /* User comments */
#define EXIFTAG_SUBSECTIME        37520    /* DateTime subseconds */
#define EXIFTAG_SUBSECTIMEORIGINAL    37521    /* DateTimeOriginal subseconds */
#define EXIFTAG_SUBSECTIMEDIGITIZED    37522    /* DateTimeDigitized subseconds */
#define EXIFTAG_FLASHPIXVERSION        40960    /* Supported Flashpix version */
#define EXIFTAG_COLORSPACE        40961    /* Color space information */
#define EXIFTAG_PIXELXDIMENSION        40962    /* Valid image width */
#define EXIFTAG_PIXELYDIMENSION        40963    /* Valid image height */
#define EXIFTAG_RELATEDSOUNDFILE    40964    /* Related audio file */
#define EXIFTAG_FLASHENERGY        41483    /* Flash energy */
#define EXIFTAG_SPATIALFREQUENCYRESPONSE 41484    /* Spatial frequency response */
#define EXIFTAG_FOCALPLANEXRESOLUTION    41486    /* Focal plane X resolution */
#define EXIFTAG_FOCALPLANEYRESOLUTION    41487    /* Focal plane Y resolution */
#define EXIFTAG_FOCALPLANERESOLUTIONUNIT 41488    /* Focal plane resolution unit */
#define EXIFTAG_SUBJECTLOCATION        41492    /* Subject location */
#define EXIFTAG_EXPOSUREINDEX        41493    /* Exposure index */
#define EXIFTAG_SENSINGMETHOD        41495    /* Sensing method */
#define EXIFTAG_FILESOURCE        41728    /* File source */
#define EXIFTAG_SCENETYPE        41729    /* Scene type */
#define EXIFTAG_CFAPATTERN        41730    /* CFA pattern */
#define EXIFTAG_CUSTOMRENDERED        41985    /* Custom image processing */
#define EXIFTAG_EXPOSUREMODE        41986    /* Exposure mode */
#define EXIFTAG_WHITEBALANCE        41987    /* White balance */
#define EXIFTAG_DIGITALZOOMRATIO    41988    /* Digital zoom ratio */
#define EXIFTAG_FOCALLENGTHIN35MMFILM    41989    /* Focal length in 35 mm film */
#define EXIFTAG_SCENECAPTURETYPE    41990    /* Scene capture type */
#define EXIFTAG_GAINCONTROL        41991    /* Gain control */
#define EXIFTAG_CONTRAST        41992    /* Contrast */
#define EXIFTAG_SATURATION        41993    /* Saturation */
#define EXIFTAG_SHARPNESS        41994    /* Sharpness */
#define EXIFTAG_DEVICESETTINGDESCRIPTION 41995    /* Device settings description */
#define EXIFTAG_SUBJECTDISTANCERANGE    41996    /* Subject distance range */
#define EXIFTAG_GAINCONTROL        41991    /* Gain control */
#define EXIFTAG_GAINCONTROL        41991    /* Gain control */
#define EXIFTAG_IMAGEUNIQUEID        42016    /* Unique image ID */

#endif /* _TIFF_ */

/* vim: set ts=8 sts=8 sw=8 noet: */
/*
 * Local Variables:
 * mode: c
 * c-basic-offset: 8
 * fill-column: 78
 * End:
 */