/* $Id: tiff.h,v 1.68 2012-08-19 16:56:35 bfriesen 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 "itk_tiff_mangle.h"
#include "tif_config.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_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 */
/* 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:
 */
