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pdfium/pdfium/main/./third_party/libtiff/src/tif_dirinfo.c
blob: 9218661b723289a10e19e237f6084a4909d60efc [file]
/*
* 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.
*/
/*
* TIFF Library.
*
* Core Directory Tag Support.
*/
#include "tiffiop.h"
#include <stdlib.h>
/*
* NOTE: THIS ARRAY IS ASSUMED TO BE SORTED BY TAG.
*
* NOTE: The second field (field_readcount) and third field (field_writecount)
* sometimes use the values TIFF_VARIABLE (-1), TIFF_VARIABLE2 (-3)
* and TIFF_SPP (-2). The macros should be used but would throw off
* the formatting of the code, so please interpret the -1, -2 and -3
* values accordingly.
*/
/* Forward declarations - definition follows after field arrays.
* Note: In C, we can forward declare static const objects and define them
* later. In C++, we need extern for the declaration, then define without
* extern. Since these are only used within this file via pointers, we use a
* workaround that works in both C and C++: declare as extern here, define as
* static later, but actually we need a different approach for C++
* compatibility.
*
* For C/C++ compatibility, we define a simple struct that holds the pointer
* and initialize it after the arrays are defined.
*/
#ifdef __cplusplus
/* C++ doesn't allow forward declaration of const objects, so we use extern */
extern const TIFFFieldArray tiffFieldArray;
extern const TIFFFieldArray exifFieldArray;
extern const TIFFFieldArray gpsFieldArray;
#else
/* C allows forward declaration of const objects, but C++ doesn't.
* We disable the C++-compat warning for this section since these circular
* dependencies are unavoidable with static initialization. */
#if defined(__GNUC__) && !defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wc++-compat"
#elif defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wc++-compat"
#elif defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable : 4132)
#endif
static const TIFFFieldArray tiffFieldArray;
static const TIFFFieldArray exifFieldArray;
static const TIFFFieldArray gpsFieldArray;
#if defined(__GNUC__) && !defined(__clang__)
#pragma GCC diagnostic pop
#elif defined(__clang__)
#pragma clang diagnostic pop
#elif defined(_MSC_VER)
#pragma warning(pop)
#endif
#endif
/*--: Rational2Double: --
* The Rational2Double upgraded libtiff functionality allows the definition and
* achievement of true double-precision accuracy for TIFF tags of RATIONAL type
* and field_bit=FIELD_CUSTOM using the set_get_field_type = TIFF_SETGET_DOUBLE.
* Unfortunately, that changes the old implemented interface for TIFFGetField().
* In order to keep the old TIFFGetField() interface behavior those tags have to
* be redefined with set_get_field_type = TIFF_SETGET_FLOAT!
*
* Rational custom arrays are already defined as _Cxx_FLOAT, thus can stay.
*
*/
/* clang-format off */ /* for better readability of tag comments */
static const TIFFField tiffFields[] = {
{TIFFTAG_SUBFILETYPE, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_SUBFILETYPE, 1, 0, "SubfileType", NULL},
{TIFFTAG_OSUBFILETYPE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 1, 0, "OldSubfileType", NULL},
{TIFFTAG_IMAGEWIDTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_IMAGEDIMENSIONS, 0, 0, "ImageWidth", NULL},
{TIFFTAG_IMAGELENGTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_IMAGEDIMENSIONS, 1, 0, "ImageLength", NULL},
{TIFFTAG_BITSPERSAMPLE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_BITSPERSAMPLE, 0, 0, "BitsPerSample", NULL},
{TIFFTAG_COMPRESSION, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_COMPRESSION, 0, 0, "Compression", NULL},
{TIFFTAG_PHOTOMETRIC, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_PHOTOMETRIC, 0, 0, "PhotometricInterpretation", NULL},
{TIFFTAG_THRESHHOLDING, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_THRESHHOLDING, 1, 0, "Threshholding", NULL},
{TIFFTAG_CELLWIDTH, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "CellWidth", NULL},
{TIFFTAG_CELLLENGTH, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "CellLength", NULL},
{TIFFTAG_FILLORDER, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_FILLORDER, 0, 0, "FillOrder", NULL},
{TIFFTAG_DOCUMENTNAME, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "DocumentName", NULL},
{TIFFTAG_IMAGEDESCRIPTION, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "ImageDescription", NULL},
{TIFFTAG_MAKE, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "Make", NULL},
{TIFFTAG_MODEL, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "Model", NULL},
{TIFFTAG_STRIPOFFSETS, -1, -1, TIFF_LONG8, 0, TIFF_SETGET_UNDEFINED, FIELD_STRIPOFFSETS, 0, 0, "StripOffsets", NULL},
{TIFFTAG_ORIENTATION, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_ORIENTATION, 0, 0, "Orientation", NULL},
{TIFFTAG_SAMPLESPERPIXEL, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_SAMPLESPERPIXEL, 0, 0, "SamplesPerPixel", NULL},
{TIFFTAG_ROWSPERSTRIP, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_ROWSPERSTRIP, 0, 0, "RowsPerStrip", NULL},
{TIFFTAG_STRIPBYTECOUNTS, -1, -1, TIFF_LONG8, 0, TIFF_SETGET_UNDEFINED, FIELD_STRIPBYTECOUNTS, 0, 0, "StripByteCounts", NULL},
{TIFFTAG_MINSAMPLEVALUE, -2, -1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_MINSAMPLEVALUE, 1, 0, "MinSampleValue", NULL},
{TIFFTAG_MAXSAMPLEVALUE, -2, -1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_MAXSAMPLEVALUE, 1, 0, "MaxSampleValue", NULL},
{TIFFTAG_XRESOLUTION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_RESOLUTION, 1, 0, "XResolution", NULL},
{TIFFTAG_YRESOLUTION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_RESOLUTION, 1, 0, "YResolution", NULL},
{TIFFTAG_PLANARCONFIG, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_PLANARCONFIG, 0, 0, "PlanarConfiguration", NULL},
{TIFFTAG_PAGENAME, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "PageName", NULL},
{TIFFTAG_XPOSITION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_POSITION, 1, 0, "XPosition", NULL},
{TIFFTAG_YPOSITION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_POSITION, 1, 0, "YPosition", NULL},
{TIFFTAG_FREEOFFSETS, -1, -1, TIFF_LONG8, 0, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 0, 0, "FreeOffsets", NULL},
{TIFFTAG_FREEBYTECOUNTS, -1, -1, TIFF_LONG8, 0, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 0, 0, "FreeByteCounts", NULL},
{TIFFTAG_GRAYRESPONSEUNIT, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 1, 0, "GrayResponseUnit", NULL},
{TIFFTAG_GRAYRESPONSECURVE, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 1, 0, "GrayResponseCurve", NULL},
{TIFFTAG_RESOLUTIONUNIT, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_RESOLUTIONUNIT, 1, 0, "ResolutionUnit", NULL},
{TIFFTAG_PAGENUMBER, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_UINT16_PAIR, FIELD_PAGENUMBER, 1, 0, "PageNumber", NULL},
{TIFFTAG_COLORRESPONSEUNIT, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 1, 0, "ColorResponseUnit", NULL},
{TIFFTAG_TRANSFERFUNCTION, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_OTHER, FIELD_TRANSFERFUNCTION, 1, 0, "TransferFunction", NULL},
{TIFFTAG_SOFTWARE, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "Software", NULL},
{TIFFTAG_DATETIME, 20, 20, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "DateTime", NULL},
{TIFFTAG_ARTIST, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "Artist", NULL},
{TIFFTAG_HOSTCOMPUTER, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "HostComputer", NULL},
{TIFFTAG_WHITEPOINT, 2, 2, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 1, 0, "WhitePoint", NULL},
{TIFFTAG_PRIMARYCHROMATICITIES, 6, 6, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 1, 0, "PrimaryChromaticities", NULL},
{TIFFTAG_COLORMAP, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_OTHER, FIELD_COLORMAP, 1, 0, "ColorMap", NULL},
{TIFFTAG_HALFTONEHINTS, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_UINT16_PAIR, FIELD_HALFTONEHINTS, 1, 0, "HalftoneHints", NULL},
{TIFFTAG_TILEWIDTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_TILEDIMENSIONS, 0, 0, "TileWidth", NULL},
{TIFFTAG_TILELENGTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_TILEDIMENSIONS, 0, 0, "TileLength", NULL},
{TIFFTAG_TILEOFFSETS, -1, 1, TIFF_LONG8, 0, TIFF_SETGET_UNDEFINED, FIELD_STRIPOFFSETS, 0, 0, "TileOffsets", NULL},
{TIFFTAG_TILEBYTECOUNTS, -1, 1, TIFF_LONG8, 0, TIFF_SETGET_UNDEFINED, FIELD_STRIPBYTECOUNTS, 0, 0, "TileByteCounts", NULL},
{TIFFTAG_SUBIFD, -1, -1, TIFF_IFD8, 0, TIFF_SETGET_C16_IFD8, FIELD_SUBIFD, 1, 1, "SubIFD", (TIFFFieldArray *)&tiffFieldArray},
{TIFFTAG_INKSET, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 0, 0, "InkSet", NULL},
{TIFFTAG_INKNAMES, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_C16_ASCII, FIELD_INKNAMES, 1, 1, "InkNames", NULL},
{TIFFTAG_NUMBEROFINKS, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_NUMBEROFINKS, 1, 0, "NumberOfInks", NULL},
{TIFFTAG_DOTRANGE, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_UINT16_PAIR, FIELD_CUSTOM, 0, 0, "DotRange", NULL},
{TIFFTAG_TARGETPRINTER, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "TargetPrinter", NULL},
{TIFFTAG_EXTRASAMPLES, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_C16_UINT16, FIELD_EXTRASAMPLES, 0, 1, "ExtraSamples", NULL},
{TIFFTAG_SAMPLEFORMAT, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_SAMPLEFORMAT, 0, 0, "SampleFormat", NULL},
{TIFFTAG_SMINSAMPLEVALUE, -2, -1, TIFF_ANY, 0, TIFF_SETGET_DOUBLE, FIELD_SMINSAMPLEVALUE, 1, 0, "SMinSampleValue", NULL},
{TIFFTAG_SMAXSAMPLEVALUE, -2, -1, TIFF_ANY, 0, TIFF_SETGET_DOUBLE, FIELD_SMAXSAMPLEVALUE, 1, 0, "SMaxSampleValue", NULL},
{TIFFTAG_CLIPPATH, -3, -3, TIFF_BYTE, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 0, 1, "ClipPath", NULL},
{TIFFTAG_XCLIPPATHUNITS, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 0, 0, "XClipPathUnits", NULL},
{TIFFTAG_YCLIPPATHUNITS, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 0, 0, "YClipPathUnits", NULL},
{TIFFTAG_YCBCRCOEFFICIENTS, 3, 3, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 0, 0, "YCbCrCoefficients", NULL},
{TIFFTAG_YCBCRSUBSAMPLING, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_UINT16_PAIR, FIELD_YCBCRSUBSAMPLING, 0, 0, "YCbCrSubsampling", NULL},
{TIFFTAG_YCBCRPOSITIONING, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_YCBCRPOSITIONING, 0, 0, "YCbCrPositioning", NULL},
{TIFFTAG_REFERENCEBLACKWHITE, 6, 6, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, FIELD_REFBLACKWHITE, 1, 0, "ReferenceBlackWhite", NULL},
{TIFFTAG_XMLPACKET, -3, -3, TIFF_BYTE, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "XMLPacket", NULL},
/* begin SGI tags */
{TIFFTAG_MATTEING, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_EXTRASAMPLES, 0, 0, "Matteing", NULL},
{TIFFTAG_DATATYPE, -2, -1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_SAMPLEFORMAT, 0, 0, "DataType", NULL},
{TIFFTAG_IMAGEDEPTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_IMAGEDEPTH, 0, 0, "ImageDepth", NULL},
{TIFFTAG_TILEDEPTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_TILEDEPTH, 0, 0, "TileDepth", NULL},
/* end SGI tags */
/* begin Pixar tags */
{TIFFTAG_PIXAR_IMAGEFULLWIDTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "ImageFullWidth", NULL},
{TIFFTAG_PIXAR_IMAGEFULLLENGTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "ImageFullLength", NULL},
{TIFFTAG_PIXAR_TEXTUREFORMAT, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "TextureFormat", NULL},
{TIFFTAG_PIXAR_WRAPMODES, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "TextureWrapModes", NULL},
{TIFFTAG_PIXAR_FOVCOT, 1, 1, TIFF_FLOAT, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "FieldOfViewCotangent", NULL},
{TIFFTAG_PIXAR_MATRIX_WORLDTOSCREEN, 16, 16, TIFF_FLOAT, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 1, 0, "MatrixWorldToScreen", NULL},
{TIFFTAG_PIXAR_MATRIX_WORLDTOCAMERA, 16, 16, TIFF_FLOAT, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 1, 0, "MatrixWorldToCamera", NULL},
{TIFFTAG_COPYRIGHT, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "Copyright", NULL},
/* end Pixar tags */
{TIFFTAG_RICHTIFFIPTC, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "RichTIFFIPTC", NULL},
{TIFFTAG_PHOTOSHOP, -3, -3, TIFF_BYTE, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "Photoshop", NULL},
/*--: EXIFIFD and GPSIFD specified as TIFF_LONG by Aware-Systems and not TIFF_IFD8 as in original LibTiff. However, for IFD-like tags,
* libtiff uses the data type TIFF_IFD8 in tiffFields[]-tag definition combined with a special handling procedure in order to write either
* a 32-bit value and the TIFF_IFD type-id into ClassicTIFF files or a 64-bit value and the TIFF_IFD8 type-id into BigTIFF files. */
{TIFFTAG_EXIFIFD, 1, 1, TIFF_LONG8, 0, TIFF_SETGET_UINT64, FIELD_CUSTOM, 1, 0, "EXIFIFDOffset", (TIFFFieldArray *)&exifFieldArray},
{TIFFTAG_ICCPROFILE, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "ICC Profile", NULL},
{TIFFTAG_GPSIFD, 1, 1, TIFF_LONG8, 0, TIFF_SETGET_UINT64, FIELD_CUSTOM, 1, 0, "GPSIFDOffset", (TIFFFieldArray *)&gpsFieldArray},
{TIFFTAG_FAXRECVPARAMS, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, TRUE, FALSE, "FaxRecvParams", NULL},
{TIFFTAG_FAXSUBADDRESS, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, TRUE, FALSE, "FaxSubAddress", NULL},
{TIFFTAG_FAXRECVTIME, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, TRUE, FALSE, "FaxRecvTime", NULL},
{TIFFTAG_FAXDCS, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, TRUE, FALSE, "FaxDcs", NULL},
{TIFFTAG_STONITS, 1, 1, TIFF_DOUBLE, 0, TIFF_SETGET_DOUBLE, FIELD_CUSTOM, 0, 0, "StoNits", NULL},
{TIFFTAG_IMAGESOURCEDATA, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "Adobe Photoshop Document Data Block", NULL},
{TIFFTAG_INTEROPERABILITYIFD, 1, 1, TIFF_IFD8, 0, TIFF_SETGET_IFD8, FIELD_CUSTOM, 0, 0, "InteroperabilityIFDOffset", NULL},
/* begin DNG tags */
{TIFFTAG_DNGVERSION, 4, 4, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "DNGVersion", NULL},
{TIFFTAG_DNGBACKWARDVERSION, 4, 4, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "DNGBackwardVersion", NULL},
{TIFFTAG_UNIQUECAMERAMODEL, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "UniqueCameraModel", NULL},
{TIFFTAG_LOCALIZEDCAMERAMODEL, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "LocalizedCameraModel", NULL},
{TIFFTAG_CFAPLANECOLOR, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "CFAPlaneColor", NULL},
{TIFFTAG_CFALAYOUT, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "CFALayout", NULL},
{TIFFTAG_LINEARIZATIONTABLE, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_C16_UINT16, FIELD_CUSTOM, 1, 1, "LinearizationTable", NULL},
{TIFFTAG_BLACKLEVELREPEATDIM, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_C0_UINT16, FIELD_CUSTOM, 1, 0, "BlackLevelRepeatDim", NULL},
{TIFFTAG_BLACKLEVEL, -1, -1, TIFF_RATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "BlackLevel", NULL},
{TIFFTAG_BLACKLEVELDELTAH, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "BlackLevelDeltaH", NULL},
{TIFFTAG_BLACKLEVELDELTAV, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "BlackLevelDeltaV", NULL},
{TIFFTAG_WHITELEVEL, -1, -1, TIFF_LONG, 0, TIFF_SETGET_C16_UINT32, FIELD_CUSTOM, 1, 1, "WhiteLevel", NULL},
{TIFFTAG_DEFAULTSCALE, 2, 2, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 1, 0, "DefaultScale", NULL},
{TIFFTAG_BESTQUALITYSCALE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "BestQualityScale", NULL},
{TIFFTAG_DEFAULTCROPORIGIN, 2, 2, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 1, 0, "DefaultCropOrigin", NULL},
{TIFFTAG_DEFAULTCROPSIZE, 2, 2, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 1, 0, "DefaultCropSize", NULL},
{TIFFTAG_COLORMATRIX1, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ColorMatrix1", NULL},
{TIFFTAG_COLORMATRIX2, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ColorMatrix2", NULL},
{TIFFTAG_CAMERACALIBRATION1, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "CameraCalibration1", NULL},
{TIFFTAG_CAMERACALIBRATION2, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "CameraCalibration2", NULL},
{TIFFTAG_REDUCTIONMATRIX1, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ReductionMatrix1", NULL},
{TIFFTAG_REDUCTIONMATRIX2, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ReductionMatrix2", NULL},
{TIFFTAG_ANALOGBALANCE, -1, -1, TIFF_RATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "AnalogBalance", NULL},
{TIFFTAG_ASSHOTNEUTRAL, -1, -1, TIFF_RATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "AsShotNeutral", NULL},
{TIFFTAG_ASSHOTWHITEXY, 2, 2, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 1, 0, "AsShotWhiteXY", NULL},
{TIFFTAG_BASELINEEXPOSURE, 1, 1, TIFF_SRATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "BaselineExposure", NULL},
{TIFFTAG_BASELINENOISE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "BaselineNoise", NULL},
{TIFFTAG_BASELINESHARPNESS, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "BaselineSharpness", NULL},
{TIFFTAG_BAYERGREENSPLIT, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "BayerGreenSplit", NULL},
{TIFFTAG_LINEARRESPONSELIMIT, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "LinearResponseLimit", NULL},
{TIFFTAG_CAMERASERIALNUMBER, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "CameraSerialNumber", NULL},
{TIFFTAG_LENSINFO, 4, 4, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 1, 0, "LensInfo", NULL},
{TIFFTAG_CHROMABLURRADIUS, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "ChromaBlurRadius", NULL},
{TIFFTAG_ANTIALIASSTRENGTH, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "AntiAliasStrength", NULL},
{TIFFTAG_SHADOWSCALE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "ShadowScale", NULL},
{TIFFTAG_DNGPRIVATEDATA, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "DNGPrivateData", NULL},
{TIFFTAG_MAKERNOTESAFETY, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "MakerNoteSafety", NULL},
{TIFFTAG_CALIBRATIONILLUMINANT1, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "CalibrationIlluminant1", NULL},
{TIFFTAG_CALIBRATIONILLUMINANT2, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "CalibrationIlluminant2", NULL},
{TIFFTAG_RAWDATAUNIQUEID, 16, 16, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "RawDataUniqueID", NULL},
{TIFFTAG_ORIGINALRAWFILENAME, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "OriginalRawFileName", NULL},
{TIFFTAG_ORIGINALRAWFILEDATA, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "OriginalRawFileData", NULL},
{TIFFTAG_ACTIVEAREA, 4, 4, TIFF_LONG, 0, TIFF_SETGET_C0_UINT32, FIELD_CUSTOM, 1, 0, "ActiveArea", NULL},
{TIFFTAG_MASKEDAREAS, -1, -1, TIFF_LONG, 0, TIFF_SETGET_C16_UINT32, FIELD_CUSTOM, 1, 1, "MaskedAreas", NULL},
{TIFFTAG_ASSHOTICCPROFILE, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "AsShotICCProfile", NULL},
{TIFFTAG_ASSHOTPREPROFILEMATRIX, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "AsShotPreProfileMatrix", NULL},
{TIFFTAG_CURRENTICCPROFILE, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "CurrentICCProfile", NULL},
{TIFFTAG_CURRENTPREPROFILEMATRIX, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "CurrentPreProfileMatrix", NULL},
{TIFFTAG_PERSAMPLE, 0, 0, TIFF_SHORT, 0, TIFF_SETGET_UNDEFINED, FIELD_PSEUDO, TRUE, FALSE, "PerSample", NULL},
#if 0
/* begin DNG 1.2.0.0 tags */
{TIFFTAG_COLORIMETRICREFERENCE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "ColorimetricReference", NULL},
{TIFFTAG_CAMERACALIBRATIONSIGNATURE, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "CameraCalibrationSignature", NULL},
{TIFFTAG_PROFILECALIBRATIONSIGNATURE, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "ProfileCalibrationSignature", NULL},
{TIFFTAG_EXTRACAMERAPROFILES, -1, -1, TIFF_IFD8, 0, TIFF_SETGET_C16_IFD8, FIELD_CUSTOM, 1, 1, "ExtraCameraProfiles", NULL},
{TIFFTAG_ASSHOTPROFILENAME, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "AsShotProfileName", NULL},
{TIFFTAG_NOISEREDUCTIONAPPLIED, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "NoiseReductionApplied", NULL},
{TIFFTAG_PROFILENAME, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "ProfileName", NULL},
{TIFFTAG_PROFILEHUESATMAPDIMS, 3, 3, TIFF_LONG, 0, TIFF_SETGET_C0_UINT32, FIELD_CUSTOM, 1, 0, "ProfileHueSatMapDims", NULL},
{TIFFTAG_PROFILEHUESATMAPDATA1, -1, -1, TIFF_FLOAT, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ProfileHueSatMapData1", NULL},
{TIFFTAG_PROFILEHUESATMAPDATA2, -1, -1, TIFF_FLOAT, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ProfileHueSatMapData2", NULL},
{TIFFTAG_PROFILETONECURVE, -1, -1, TIFF_FLOAT, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ProfileToneCurve", NULL},
{TIFFTAG_PROFILEEMBEDPOLICY, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "ProfileEmbedPolicy", NULL},
{TIFFTAG_PROFILECOPYRIGHT, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "ProfileCopyright", NULL},
{TIFFTAG_FORWARDMATRIX1, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ForwardMatrix1", NULL},
{TIFFTAG_FORWARDMATRIX2, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ForwardMatrix2", NULL},
{TIFFTAG_PREVIEWAPPLICATIONNAME, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "PreviewApplicationName", NULL},
{TIFFTAG_PREVIEWAPPLICATIONVERSION, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "PreviewApplicationVersion", NULL},
{TIFFTAG_PREVIEWSETTINGSNAME, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "PreviewSettingsName", NULL},
{TIFFTAG_PREVIEWSETTINGSDIGEST, 16, 16, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "PreviewSettingsDigest", NULL},
{TIFFTAG_PREVIEWCOLORSPACE, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "PreviewColorSpace", NULL},
{TIFFTAG_PREVIEWDATETIME, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "PreviewDateTime", NULL},
{TIFFTAG_RAWIMAGEDIGEST, 16, 16, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "RawImageDigest", NULL},
{TIFFTAG_ORIGINALRAWFILEDIGEST, 16, 16, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "OriginalRawFileDigest", NULL},
{TIFFTAG_SUBTILEBLOCKSIZE, 2, 2, TIFF_LONG, 0, TIFF_SETGET_C0_UINT32, FIELD_CUSTOM, 1, 0, "SubTileBlockSize", NULL},
{TIFFTAG_ROWINTERLEAVEFACTOR, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "RowInterleaveFactor", NULL},
{TIFFTAG_PROFILELOOKTABLEDIMS, 3, 3, TIFF_LONG, 0, TIFF_SETGET_C0_UINT32, FIELD_CUSTOM, 1, 0, "ProfileLookTableDims", NULL},
{TIFFTAG_PROFILELOOKTABLEDATA, -1, -1, TIFF_FLOAT, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ProfileLookTableData", NULL},
/* begin DNG 1.3.0.0 tags */
{TIFFTAG_OPCODELIST1, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "OpcodeList1", NULL},
{TIFFTAG_OPCODELIST2, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "OpcodeList2", NULL},
{TIFFTAG_OPCODELIST3, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "OpcodeList3", NULL},
{TIFFTAG_NOISEPROFILE, -1, -1, TIFF_DOUBLE, 0, TIFF_SETGET_C16_DOUBLE, FIELD_CUSTOM, 1, 1, "NoiseProfile", NULL},
/* begin DNG 1.4.0.0 tags */
{TIFFTAG_DEFAULTUSERCROP, 4, 4, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 1, 0, "DefaultUserCrop", NULL},
{TIFFTAG_DEFAULTBLACKRENDER, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "DefaultBlackRender", NULL},
{TIFFTAG_BASELINEEXPOSUREOFFSET, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "BaselineExposureOffset", NULL},
{TIFFTAG_PROFILELOOKTABLEENCODING, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "ProfileLookTableEncoding", NULL},
{TIFFTAG_PROFILEHUESATMAPENCODING, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "ProfileHueSatMapEncoding", NULL},
{TIFFTAG_ORIGINALDEFAULTFINALSIZE, 2, 2, TIFF_LONG, 0, TIFF_SETGET_C0_UINT32, FIELD_CUSTOM, 1, 0, "OriginalDefaultFinalSize", NULL},
{TIFFTAG_ORIGINALBESTQUALITYFINALSIZE, 2, 2, TIFF_LONG, 0, TIFF_SETGET_C0_UINT32, FIELD_CUSTOM, 1, 0, "OriginalBestQualityFinalSize", NULL},
{TIFFTAG_ORIGINALDEFAULTCROPSIZE, 2, 2, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 1, 0, "OriginalDefaultCropSize", NULL}, /* could also be rational */
{TIFFTAG_NEWRAWIMAGEDIGEST, 16, 16, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "NewRawImageDigest", NULL},
{TIFFTAG_RAWTOPREVIEWGAIN, 1, 1, TIFF_DOUBLE, 0, TIFF_SETGET_DOUBLE, FIELD_CUSTOM, 1, 0, "RawToPreviewGain", NULL},
/* begin DNG 1.5.0.0 tags */
{TIFFTAG_DEPTHFORMAT, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "DepthFormat", NULL},
{TIFFTAG_DEPTHNEAR, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "DepthNear", NULL},
{TIFFTAG_DEPTHFAR, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "DepthFar", NULL},
{TIFFTAG_DEPTHUNITS, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "DepthUnits", NULL},
{TIFFTAG_DEPTHMEASURETYPE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "DepthMeasureType", NULL},
{TIFFTAG_ENHANCEPARAMS, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "EnhanceParams", NULL},
/* begin DNG 1.6.0.0 tags */
{TIFFTAG_PROFILEGAINTABLEMAP, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "ProfileGainTableMap", NULL},
{TIFFTAG_SEMANTICNAME, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "SemanticName", NULL},
{TIFFTAG_SEMANTICINSTANCEID, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "SemanticInstanceID", NULL},
{TIFFTAG_MASKSUBAREA, 4, 4, TIFF_LONG, 0, TIFF_SETGET_C0_UINT32, FIELD_CUSTOM, 1, 0, "MaskSubArea", NULL},
{TIFFTAG_RGBTABLES, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "RGBTables", NULL},
{TIFFTAG_CALIBRATIONILLUMINANT3, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "CalibrationIlluminant3", NULL},
{TIFFTAG_COLORMATRIX3, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ColorMatrix3", NULL},
{TIFFTAG_CAMERACALIBRATION3, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "CameraCalibration3", NULL},
{TIFFTAG_REDUCTIONMATRIX3, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ReductionMatrix3", NULL},
{TIFFTAG_PROFILEHUESATMAPDATA3, -1, -1, TIFF_FLOAT, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ProfileHueSatMapData3", NULL},
{TIFFTAG_FORWARDMATRIX3, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "ForwardMatrix3", NULL},
{TIFFTAG_ILLUMINANTDATA1, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "IlluminantData1", NULL},
{TIFFTAG_ILLUMINANTDATA2, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "IlluminantData2", NULL},
{TIFFTAG_ILLUMINANTDATA3, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "IlluminantData3", NULL},
/* end DNG tags */
#endif
/* begin TIFF/EP tags */
{TIFFTAG_EP_CFAREPEATPATTERNDIM, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_C0_UINT16, FIELD_CUSTOM, 1, 0, "EP CFARepeatPatternDim", NULL},
{TIFFTAG_EP_CFAPATTERN, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "EP CFAPattern", NULL},
#if 0
/* TIFFTAG_EP_BATTERYLEVEL can be RATIONAL or ASCII.
* LibTiff defines it as ASCII and converts RATIONAL to an ASCII string. */
{TIFFTAG_EP_BATTERYLEVEL, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "EP BatteryLevel", NULL},
{TIFFTAG_EP_INTERLACE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "EP Interlace", NULL},
/* TIFFTAG_EP_IPTC_NAA and TIFFTAG_RICHTIFFIPTC share the same tag number (33723)
* LibTIFF type is UNDEFINED or BYTE, but often times incorrectly specified as LONG, because TIFF/EP (ISO/DIS 12234-2) specifies type LONG or ASCII. */
{TIFFTAG_EP_TIMEZONEOFFSET, -1, -1, TIFF_SSHORT, 0, TIFF_SETGET_C16_UINT16, FIELD_CUSTOM, 1, 1, "EP TimeZoneOffset", NULL},
{TIFFTAG_EP_SELFTIMERMODE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "EP SelfTimerMode", NULL},
{TIFFTAG_EP_FLASHENERGY, -1, -1, TIFF_RATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "EP FlashEnergy", NULL},
{TIFFTAG_EP_SPATIALFREQUENCYRESPONSE, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "EP SpatialFrequencyResponse", NULL},
{TIFFTAG_EP_NOISE, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "EP Noise", NULL},
{TIFFTAG_EP_FOCALPLANEXRESOLUTION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "EP FocalPlaneXResolution", NULL},
{TIFFTAG_EP_FOCALPLANEYRESOLUTION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "EP FocalPlaneYResolution", NULL},
{TIFFTAG_EP_FOCALPLANERESOLUTIONUNIT, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "EP FocalPlaneResolutionUnit", NULL},
{TIFFTAG_EP_IMAGENUMBER, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "EP ImageNumber", NULL}, /* or SHORT */
{TIFFTAG_EP_SECURITYCLASSIFICATION, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "EP SecurityClassification", NULL},
{TIFFTAG_EP_IMAGEHISTORY, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "EP ImageHistory", NULL},
{TIFFTAG_EP_EXPOSUREINDEX, -1, -1, TIFF_RATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "EP ExposureIndex", NULL},
{TIFFTAG_EP_STANDARDID, 4, 4, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "EP StandardId", NULL},
{TIFFTAG_EP_SENSINGMETHOD, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "EP SensingMethod", NULL},
/* TIFF/EP tags equivalent to EXIF tags, sometimes defined differently. */
{TIFFTAG_EP_EXPOSURETIME, -1, -1, TIFF_RATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "EP ExposureTime", NULL}, /*N=1 or 2 */
{TIFFTAG_EP_FNUMBER, -1, -1, TIFF_RATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "EP FNumber", NULL},
{TIFFTAG_EP_EXPOSUREPROGRAM, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "EP ExposureProgram", NULL},
{TIFFTAG_EP_SPECTRALSENSITIVITY, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "EP SpectralSensitivity", NULL},
{TIFFTAG_EP_ISOSPEEDRATINGS, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "EP ISOSpeedRatings", NULL},
{TIFFTAG_EP_OECF, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, FIELD_CUSTOM, 1, 1, "EP OptoelectricConversionFactor", NULL},
{TIFFTAG_EP_DATETIMEORIGINAL, 20, 20, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "EP DateTimeOriginal", NULL},
{TIFFTAG_EP_COMPRESSEDBITSPERPIXEL, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "EP CompressedBitsPerPixel", NULL},
{TIFFTAG_EP_SHUTTERSPEEDVALUE, 1, 1, TIFF_SRATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "EP ShutterSpeedValue", NULL},
{TIFFTAG_EP_APERTUREVALUE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "EP ApertureValue", NULL},
{TIFFTAG_EP_BRIGHTNESSVALUE, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "EP BrightnessValue", NULL},
{TIFFTAG_EP_EXPOSUREBIASVALUE, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "EP ExposureBiasValue", NULL}, /*N=1 or 2 */
{TIFFTAG_EP_MAXAPERTUREVALUE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "EP MaxApertureValue", NULL},
{TIFFTAG_EP_SUBJECTDISTANCE, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "EP SubjectDistance", NULL},
{TIFFTAG_EP_METERINGMODE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "EP MeteringMode", NULL},
{TIFFTAG_EP_LIGHTSOURCE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "EP LightSource", NULL},
{TIFFTAG_EP_FLASH, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "EP Flash", NULL},
{TIFFTAG_EP_FOCALLENGTH, -1, -1, TIFF_RATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "EP FocalLength", NULL},
{TIFFTAG_EP_SUBJECTLOCATION, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_C16_UINT16, FIELD_CUSTOM, 1, 1, "EP SubjectLocation", NULL},
/* end TIFF/EP tags */
#endif
/* begin TIFF/FX tags */
{TIFFTAG_INDEXED, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "Indexed", NULL},
{TIFFTAG_GLOBALPARAMETERSIFD, 1, 1, TIFF_IFD8, 0, TIFF_SETGET_IFD8, FIELD_CUSTOM, 1, 0, "GlobalParametersIFD", NULL},
{TIFFTAG_PROFILETYPE, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "ProfileType", NULL},
{TIFFTAG_FAXPROFILE, 1, 1, TIFF_BYTE, 0, TIFF_SETGET_UINT8, FIELD_CUSTOM, 1, 0, "FaxProfile", NULL},
{TIFFTAG_CODINGMETHODS, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "CodingMethods", NULL},
{TIFFTAG_VERSIONYEAR, 4, 4, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "VersionYear", NULL},
{TIFFTAG_MODENUMBER, 1, 1, TIFF_BYTE, 0, TIFF_SETGET_UINT8, FIELD_CUSTOM, 1, 0, "ModeNumber", NULL},
{TIFFTAG_DECODE, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, FIELD_CUSTOM, 1, 1, "Decode", NULL},
{TIFFTAG_IMAGEBASECOLOR, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_C16_UINT16, FIELD_CUSTOM, 1, 1, "ImageBaseColor", NULL},
{TIFFTAG_T82OPTIONS, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "T82Options", NULL},
{TIFFTAG_STRIPROWCOUNTS, -1, -1, TIFF_LONG, 0, TIFF_SETGET_C16_UINT32, FIELD_CUSTOM, 1, 1, "StripRowCounts", NULL},
{TIFFTAG_IMAGELAYER, 2, 2, TIFF_LONG, 0, TIFF_SETGET_C0_UINT32, FIELD_CUSTOM, 1, 0, "ImageLayer", NULL},
/* end TIFF/FX tags */
/* begin pseudo tags */
};
/*
* EXIF tags (Version 2.31, July 2016 plus version 2.32 May 2019)
*/
static const TIFFField exifFields[] = {
{EXIFTAG_EXPOSURETIME, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "ExposureTime", NULL},
{EXIFTAG_FNUMBER, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "FNumber", NULL},
{EXIFTAG_EXPOSUREPROGRAM, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "ExposureProgram", NULL},
{EXIFTAG_SPECTRALSENSITIVITY, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "SpectralSensitivity", NULL},
/* After EXIF 2.2.1 ISOSpeedRatings is named PhotographicSensitivity. In addition, while "Count=Any", only 1 count should be used. */
{EXIFTAG_ISOSPEEDRATINGS, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_C16_UINT16, FIELD_CUSTOM, 1, 1, "ISOSpeedRatings", NULL},
{EXIFTAG_OECF, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "OptoelectricConversionFactor", NULL},
{EXIFTAG_SENSITIVITYTYPE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "SensitivityType", NULL},
{EXIFTAG_STANDARDOUTPUTSENSITIVITY, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "StandardOutputSensitivity", NULL},
{EXIFTAG_RECOMMENDEDEXPOSUREINDEX, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "RecommendedExposureIndex", NULL},
{EXIFTAG_ISOSPEED, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "ISOSpeed", NULL},
{EXIFTAG_ISOSPEEDLATITUDEYYY, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "ISOSpeedLatitudeyyy", NULL},
{EXIFTAG_ISOSPEEDLATITUDEZZZ, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "ISOSpeedLatitudezzz", NULL},
{EXIFTAG_EXIFVERSION, 4, 4, TIFF_UNDEFINED, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "ExifVersion", NULL},
{EXIFTAG_DATETIMEORIGINAL, 20, 20, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "DateTimeOriginal", NULL},
{EXIFTAG_DATETIMEDIGITIZED, 20, 20, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "DateTimeDigitized", NULL},
{EXIFTAG_OFFSETTIME, 7, 7, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "OffsetTime", NULL},
{EXIFTAG_OFFSETTIMEORIGINAL, 7, 7, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "OffsetTimeOriginal", NULL},
{EXIFTAG_OFFSETTIMEDIGITIZED, 7, 7, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "OffsetTimeDigitized", NULL},
{EXIFTAG_COMPONENTSCONFIGURATION, 4, 4, TIFF_UNDEFINED, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "ComponentsConfiguration", NULL},
{EXIFTAG_COMPRESSEDBITSPERPIXEL, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "CompressedBitsPerPixel", NULL},
{EXIFTAG_SHUTTERSPEEDVALUE, 1, 1, TIFF_SRATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "ShutterSpeedValue", NULL},
{EXIFTAG_APERTUREVALUE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "ApertureValue", NULL},
{EXIFTAG_BRIGHTNESSVALUE, 1, 1, TIFF_SRATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "BrightnessValue", NULL},
{EXIFTAG_EXPOSUREBIASVALUE, 1, 1, TIFF_SRATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "ExposureBiasValue", NULL},
{EXIFTAG_MAXAPERTUREVALUE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "MaxApertureValue", NULL},
/*--: EXIFTAG_SUBJECTDISTANCE: LibTiff returns value of "-1" if numerator equals 4294967295 (0xFFFFFFFF) to indicate infinite distance!
* However, there are two other EXIF tags where numerator indicates a special value and six other cases where the denominator indicates special values,
* which are not treated within LibTiff!! */
{EXIFTAG_SUBJECTDISTANCE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "SubjectDistance", NULL},
{EXIFTAG_METERINGMODE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "MeteringMode", NULL},
{EXIFTAG_LIGHTSOURCE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "LightSource", NULL},
{EXIFTAG_FLASH, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "Flash", NULL},
{EXIFTAG_FOCALLENGTH, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "FocalLength", NULL},
{EXIFTAG_SUBJECTAREA, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_C16_UINT16, FIELD_CUSTOM, 1, 1, "SubjectArea", NULL},
{EXIFTAG_MAKERNOTE, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "MakerNote", NULL},
{EXIFTAG_USERCOMMENT, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "UserComment", NULL},
{EXIFTAG_SUBSECTIME, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "SubSecTime", NULL},
{EXIFTAG_SUBSECTIMEORIGINAL, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "SubSecTimeOriginal", NULL},
{EXIFTAG_SUBSECTIMEDIGITIZED, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "SubSecTimeDigitized", NULL},
{EXIFTAG_TEMPERATURE, 1, 1, TIFF_SRATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "Temperature", NULL},
{EXIFTAG_HUMIDITY, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "Humidity", NULL},
{EXIFTAG_PRESSURE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "Pressure", NULL},
{EXIFTAG_WATERDEPTH, 1, 1, TIFF_SRATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "WaterDepth", NULL},
{EXIFTAG_ACCELERATION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "Acceleration", NULL},
{EXIFTAG_CAMERAELEVATIONANGLE, 1, 1, TIFF_SRATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "CameraElevationAngle", NULL},
{EXIFTAG_FLASHPIXVERSION, 4, 4, TIFF_UNDEFINED, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "FlashpixVersion", NULL},
{EXIFTAG_COLORSPACE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "ColorSpace", NULL},
{EXIFTAG_PIXELXDIMENSION, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "PixelXDimension", NULL},
{EXIFTAG_PIXELYDIMENSION, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, FIELD_CUSTOM, 1, 0, "PixelYDimension", NULL},
{EXIFTAG_RELATEDSOUNDFILE, 13, 13, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "RelatedSoundFile", NULL},
{EXIFTAG_FLASHENERGY, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "FlashEnergy", NULL},
{EXIFTAG_SPATIALFREQUENCYRESPONSE, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "SpatialFrequencyResponse", NULL},
{EXIFTAG_FOCALPLANEXRESOLUTION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "FocalPlaneXResolution", NULL},
{EXIFTAG_FOCALPLANEYRESOLUTION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "FocalPlaneYResolution", NULL},
{EXIFTAG_FOCALPLANERESOLUTIONUNIT, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "FocalPlaneResolutionUnit", NULL},
{EXIFTAG_SUBJECTLOCATION, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_C0_UINT16, FIELD_CUSTOM, 1, 0, "SubjectLocation", NULL},
{EXIFTAG_EXPOSUREINDEX, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "ExposureIndex", NULL},
{EXIFTAG_SENSINGMETHOD, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "SensingMethod", NULL},
{EXIFTAG_FILESOURCE, 1, 1, TIFF_UNDEFINED, 0, TIFF_SETGET_UINT8, FIELD_CUSTOM, 1, 0, "FileSource", NULL},
{EXIFTAG_SCENETYPE, 1, 1, TIFF_UNDEFINED, 0, TIFF_SETGET_UINT8, FIELD_CUSTOM, 1, 0, "SceneType", NULL},
{EXIFTAG_CFAPATTERN, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "CFAPattern", NULL},
{EXIFTAG_CUSTOMRENDERED, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "CustomRendered", NULL},
{EXIFTAG_EXPOSUREMODE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "ExposureMode", NULL},
{EXIFTAG_WHITEBALANCE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "WhiteBalance", NULL},
{EXIFTAG_DIGITALZOOMRATIO, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "DigitalZoomRatio", NULL},
{EXIFTAG_FOCALLENGTHIN35MMFILM, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "FocalLengthIn35mmFilm", NULL},
{EXIFTAG_SCENECAPTURETYPE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "SceneCaptureType", NULL},
{EXIFTAG_GAINCONTROL, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "GainControl", NULL},
{EXIFTAG_CONTRAST, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "Contrast", NULL},
{EXIFTAG_SATURATION, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "Saturation", NULL},
{EXIFTAG_SHARPNESS, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "Sharpness", NULL},
{EXIFTAG_DEVICESETTINGDESCRIPTION, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "DeviceSettingDescription", NULL},
{EXIFTAG_SUBJECTDISTANCERANGE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "SubjectDistanceRange", NULL},
{EXIFTAG_IMAGEUNIQUEID, 33, 33, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "ImageUniqueID", NULL},
{EXIFTAG_CAMERAOWNERNAME, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "CameraOwnerName", NULL},
{EXIFTAG_BODYSERIALNUMBER, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "BodySerialNumber", NULL},
{EXIFTAG_LENSSPECIFICATION, 4, 4, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, FIELD_CUSTOM, 1, 0, "LensSpecification", NULL},
{EXIFTAG_LENSMAKE, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "LensMake", NULL},
{EXIFTAG_LENSMODEL, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "LensModel", NULL},
{EXIFTAG_LENSSERIALNUMBER, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "LensSerialNumber", NULL},
{EXIFTAG_GAMMA, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_FLOAT, FIELD_CUSTOM, 1, 0, "Gamma", NULL},
{EXIFTAG_COMPOSITEIMAGE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "CompositeImage", NULL},
{EXIFTAG_SOURCEIMAGENUMBEROFCOMPOSITEIMAGE, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_C0_UINT16, FIELD_CUSTOM, 1, 0, "SourceImageNumberOfCompositeImage", NULL},
{EXIFTAG_SOURCEEXPOSURETIMESOFCOMPOSITEIMAGE, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1,
"SourceExposureTimesOfCompositeImage", NULL}};
/*
* EXIF-GPS tags (Version 2.31, July 2016; nothing changed for version 2.32 May
* 2019)
*/
static const TIFFField gpsFields[] = {
/* For the GPS tag definitions in gpsFields[] the standard definition for Rationals is TIFF_SETGET_DOUBLE and TIFF_SETGET_C0_FLOAT.
*-- ATTENTION: After the upgrade with Rational2Double, the GPSTAG values can now be written and also read in double precision!
* In order to achieve double precision for GPS tags: Standard definitions for GPSTAG is kept to TIFF_SETGET_DOUBLE
* and TIFF_SETGET_C0_FLOAT is changed to TIFF_SETGET_C0_DOUBLE.
*/
{GPSTAG_VERSIONID, 4, 4, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, FIELD_CUSTOM, 1, 0, "VersionID", NULL},
{GPSTAG_LATITUDEREF, 2, 2, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "LatitudeRef", NULL},
{GPSTAG_LATITUDE, 3, 3, TIFF_RATIONAL, 0, TIFF_SETGET_C0_DOUBLE, FIELD_CUSTOM, 1, 0, "Latitude", NULL},
{GPSTAG_LONGITUDEREF, 2, 2, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "LongitudeRef", NULL},
{GPSTAG_LONGITUDE, 3, 3, TIFF_RATIONAL, 0, TIFF_SETGET_C0_DOUBLE, FIELD_CUSTOM, 1, 0, "Longitude", NULL},
{GPSTAG_ALTITUDEREF, 1, 1, TIFF_BYTE, 0, TIFF_SETGET_UINT8, FIELD_CUSTOM, 1, 0, "AltitudeRef", NULL},
{GPSTAG_ALTITUDE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, FIELD_CUSTOM, 1, 0, "Altitude", NULL},
{GPSTAG_TIMESTAMP, 3, 3, TIFF_RATIONAL, 0, TIFF_SETGET_C0_DOUBLE, FIELD_CUSTOM, 1, 0, "TimeStamp", NULL},
{GPSTAG_SATELLITES, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "Satellites", NULL},
{GPSTAG_STATUS, 2, 2, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "Status", NULL},
{GPSTAG_MEASUREMODE, 2, 2, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "MeasureMode", NULL},
{GPSTAG_DOP, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, FIELD_CUSTOM, 1, 0, "DOP", NULL},
{GPSTAG_SPEEDREF, 2, 2, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "SpeedRef", NULL},
{GPSTAG_SPEED, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, FIELD_CUSTOM, 1, 0, "Speed", NULL},
{GPSTAG_TRACKREF, 2, 2, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "TrackRef", NULL},
{GPSTAG_TRACK, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, FIELD_CUSTOM, 1, 0, "Track", NULL},
{GPSTAG_IMGDIRECTIONREF, 2, 2, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "ImgDirectionRef", NULL},
{GPSTAG_IMGDIRECTION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, FIELD_CUSTOM, 1, 0, "ImgDirection", NULL},
{GPSTAG_MAPDATUM, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "MapDatum", NULL},
{GPSTAG_DESTLATITUDEREF, 2, 2, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "DestLatitudeRef", NULL},
{GPSTAG_DESTLATITUDE, 3, 3, TIFF_RATIONAL, 0, TIFF_SETGET_C0_DOUBLE, FIELD_CUSTOM, 1, 0, "DestLatitude", NULL},
{GPSTAG_DESTLONGITUDEREF, 2, 2, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "DestLongitudeRef", NULL},
{GPSTAG_DESTLONGITUDE, 3, 3, TIFF_RATIONAL, 0, TIFF_SETGET_C0_DOUBLE, FIELD_CUSTOM, 1, 0, "DestLongitude", NULL},
{GPSTAG_DESTBEARINGREF, 2, 2, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "DestBearingRef", NULL},
{GPSTAG_DESTBEARING, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, FIELD_CUSTOM, 1, 0, "DestBearing", NULL},
{GPSTAG_DESTDISTANCEREF, 2, 2, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "DestDistanceRef", NULL},
{GPSTAG_DESTDISTANCE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, FIELD_CUSTOM, 1, 0, "DestDistance", NULL},
{GPSTAG_PROCESSINGMETHOD, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "ProcessingMethod", NULL},
{GPSTAG_AREAINFORMATION, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, FIELD_CUSTOM, 1, 1, "AreaInformation", NULL},
{GPSTAG_DATESTAMP, 11, 11, TIFF_ASCII, 0, TIFF_SETGET_ASCII, FIELD_CUSTOM, 1, 0, "DateStamp", NULL},
{GPSTAG_DIFFERENTIAL, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, FIELD_CUSTOM, 1, 0, "Differential", NULL},
{GPSTAG_GPSHPOSITIONINGERROR, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, FIELD_CUSTOM, 1, 0, "HorizontalPositioningError", NULL}};
/* clang-format on */ /* was off for better readability of tag comments */
#ifdef __cplusplus
/* In C++, the forward declaration used extern, so definitions must not be
* static */
const TIFFFieldArray tiffFieldArray = {
tfiatImage, 0, TIFFArrayCount(tiffFields), (TIFFField *)tiffFields};
const TIFFFieldArray exifFieldArray = {tfiatExif, 0, TIFFArrayCount(exifFields),
(TIFFField *)exifFields};
const TIFFFieldArray gpsFieldArray = {tfiatGps, 0, TIFFArrayCount(gpsFields),
(TIFFField *)gpsFields};
#else
/* Suppress C++-compat warning for the definitions as well */
#if defined(__GNUC__) && !defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wc++-compat"
#elif defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wc++-compat"
#endif
static const TIFFFieldArray tiffFieldArray = {
tfiatImage, 0, TIFFArrayCount(tiffFields), (TIFFField *)tiffFields};
static const TIFFFieldArray exifFieldArray = {
tfiatExif, 0, TIFFArrayCount(exifFields), (TIFFField *)exifFields};
static const TIFFFieldArray gpsFieldArray = {
tfiatGps, 0, TIFFArrayCount(gpsFields), (TIFFField *)gpsFields};
#if defined(__GNUC__) && !defined(__clang__)
#pragma GCC diagnostic pop
#elif defined(__clang__)
#pragma clang diagnostic pop
#endif
#endif
/*
* We have our own local lfind() equivalent to avoid subtle differences
* in types passed to lfind() on different systems.
*/
static void *td_lfind(const void *key, const void *base, size_t *nmemb,
size_t size, int (*compar)(const void *, const void *))
{
char *element, *end;
end = (char *)base + *nmemb * size;
for (element = (char *)base; element < end; element += size)
if (!compar(key, element)) /* key found */
return element;
return NULL;
}
const TIFFFieldArray *_TIFFGetFields(void) { return (&tiffFieldArray); }
const TIFFFieldArray *_TIFFGetExifFields(void) { return (&exifFieldArray); }
const TIFFFieldArray *_TIFFGetGpsFields(void) { return (&gpsFieldArray); }
void _TIFFSetupFields(TIFF *tif, const TIFFFieldArray *fieldarray)
{
if (tif->tif_fields && tif->tif_nfields > 0)
{
uint32_t i;
for (i = 0; i < tif->tif_nfields; i++)
{
TIFFField *fld = tif->tif_fields[i];
if (fld->field_name != NULL)
{
if (fld->field_bit == FIELD_CUSTOM && TIFFFieldIsAnonymous(fld))
{
_TIFFfreeExt(tif, (void *)fld->field_name);
/* caution: tif_fields[i] must not be the beginning of a
* fields-array. Otherwise the following tags are also freed
* with the first free().
*/
_TIFFfreeExt(tif, fld);
}
}
}
_TIFFfreeExt(tif, tif->tif_fields);
tif->tif_fields = NULL;
tif->tif_nfields = 0;
}
if (!_TIFFMergeFields(tif, fieldarray->fields, fieldarray->count))
{
TIFFErrorExtR(tif, "_TIFFSetupFields", "Setting up field info failed");
}
}
static int tagCompare(const void *a, const void *b)
{
const TIFFField *ta = *(const TIFFField **)a;
const TIFFField *tb = *(const TIFFField **)b;
/* NB: be careful of return values for 16-bit platforms */
if (ta->field_tag != tb->field_tag)
return (int)ta->field_tag - (int)tb->field_tag;
else
return (ta->field_type == TIFF_ANY)
? 0
: ((int)tb->field_type - (int)ta->field_type);
}
static int tagNameCompare(const void *a, const void *b)
{
const TIFFField *ta = *(const TIFFField **)a;
const TIFFField *tb = *(const TIFFField **)b;
int ret = strcmp(ta->field_name, tb->field_name);
if (ret)
return ret;
else
return (ta->field_type == TIFF_ANY)
? 0
: ((int)tb->field_type - (int)ta->field_type);
}
int _TIFFMergeFields(TIFF *tif, const TIFFField info[], uint32_t n)
{
static const char module[] = "_TIFFMergeFields";
static const char reason[] = "for fields array";
/* TIFFField** tp; */
uint32_t i;
tif->tif_foundfield = NULL;
TIFFField **tif_newfields = NULL;
if (tif->tif_fields && tif->tif_nfields > 0)
{
tif_newfields = (TIFFField **)_TIFFCheckRealloc(
tif, tif->tif_fields, (tmsize_t)tif->tif_nfields + n,
(tmsize_t)sizeof(TIFFField *), reason);
}
else
{
tif_newfields =
(TIFFField **)_TIFFCheckMalloc(tif, n, sizeof(TIFFField *), reason);
}
if (!tif_newfields)
{
tif->tif_nfields = 0;
TIFFErrorExtR(tif, module, "Failed to allocate fields array");
return 0;
}
tif->tif_fields = tif_newfields;
/* tp = tif->tif_fields + tif->tif_nfields; */
for (i = 0; i < n; i++)
{
const TIFFField *fip = TIFFFindField(tif, info[i].field_tag, TIFF_ANY);
/* only add definitions that aren't already present */
if (!fip)
{
tif->tif_fields[tif->tif_nfields] = (TIFFField *)(info + i);
tif->tif_nfields++;
}
}
/* Sort the field info by tag number */
qsort(tif->tif_fields, tif->tif_nfields, sizeof(TIFFField *), tagCompare);
return (int)n;
}
void _TIFFPrintFieldInfo(TIFF *tif, FILE *fd)
{
uint32_t i;
fprintf(fd, "%s: \n", tif->tif_name);
for (i = 0; i < tif->tif_nfields; i++)
{
const TIFFField *fip = tif->tif_fields[i];
fprintf(fd, "field[%2d] %5lu, %2d, %2d, %u, %2d, %5s, %5s, %s\n",
(int)i, (unsigned long)fip->field_tag, fip->field_readcount,
fip->field_writecount, fip->field_type, fip->field_bit,
fip->field_oktochange ? "TRUE" : "FALSE",
fip->field_passcount ? "TRUE" : "FALSE", fip->field_name);
}
}
/*
* Return size of TIFFDataType within TIFF-file in bytes
*/
int TIFFDataWidth(TIFFDataType type)
{
switch (type)
{
case 0: /* nothing */
case TIFF_BYTE:
case TIFF_ASCII:
case TIFF_SBYTE:
case TIFF_UNDEFINED:
return 1;
case TIFF_SHORT:
case TIFF_SSHORT:
return 2;
case TIFF_LONG:
case TIFF_SLONG:
case TIFF_FLOAT:
case TIFF_IFD:
return 4;
case TIFF_RATIONAL:
case TIFF_SRATIONAL:
case TIFF_DOUBLE:
case TIFF_LONG8:
case TIFF_SLONG8:
case TIFF_IFD8:
return 8;
default:
return 0; /* will return 0 for unknown types */
}
}
/*
* Return internal storage size of TIFFSetGetFieldType in bytes.
* TIFFSetField() and TIFFGetField() have to provide the parameter accordingly.
* Replaces internal functions _TIFFDataSize() and _TIFFSetGetFieldSize()
* with now extern available function TIFFFieldSetGetSize().
*/
int TIFFFieldSetGetSize(const TIFFField *fip)
{
/*
* TIFFSetField() and TIFFGetField() must provide the parameter accordingly
* to the definition of "set_get_field_type" of the tag definition in
* dir_info.c. This function returns the data size for that purpose.
*
* Furthermore, this data size is also used for the internal storage,
* even for TIFF_RATIONAL values for FIELD_CUSTOM, which are stored
* internally as 4-byte float, but some of them should be stored internally
* as 8-byte double, depending on the "set_get_field_type" _FLOAT_ or
* _DOUBLE_.
*/
if (fip == NULL)
return 0;
switch (fip->set_get_field_type)
{
case TIFF_SETGET_UNDEFINED:
case TIFF_SETGET_ASCII:
case TIFF_SETGET_C0_ASCII:
case TIFF_SETGET_C16_ASCII:
case TIFF_SETGET_C32_ASCII:
case TIFF_SETGET_OTHER:
return 1;
case TIFF_SETGET_UINT8:
case TIFF_SETGET_SINT8:
case TIFF_SETGET_C0_UINT8:
case TIFF_SETGET_C0_SINT8:
case TIFF_SETGET_C16_UINT8:
case TIFF_SETGET_C16_SINT8:
case TIFF_SETGET_C32_UINT8:
case TIFF_SETGET_C32_SINT8:
return 1;
case TIFF_SETGET_UINT16:
case TIFF_SETGET_SINT16:
case TIFF_SETGET_C0_UINT16:
case TIFF_SETGET_C0_SINT16:
case TIFF_SETGET_C16_UINT16:
case TIFF_SETGET_C16_SINT16:
case TIFF_SETGET_C32_UINT16:
case TIFF_SETGET_C32_SINT16:
return 2;
case TIFF_SETGET_INT:
case TIFF_SETGET_UINT32:
case TIFF_SETGET_SINT32:
case TIFF_SETGET_FLOAT:
case TIFF_SETGET_UINT16_PAIR:
case TIFF_SETGET_C0_UINT32:
case TIFF_SETGET_C0_SINT32:
case TIFF_SETGET_C0_FLOAT:
case TIFF_SETGET_C16_UINT32:
case TIFF_SETGET_C16_SINT32:
case TIFF_SETGET_C16_FLOAT:
case TIFF_SETGET_C32_UINT32:
case TIFF_SETGET_C32_SINT32:
case TIFF_SETGET_C32_FLOAT:
return 4;
case TIFF_SETGET_UINT64:
case TIFF_SETGET_SINT64:
case TIFF_SETGET_DOUBLE:
case TIFF_SETGET_IFD8:
case TIFF_SETGET_C0_UINT64:
case TIFF_SETGET_C0_SINT64:
case TIFF_SETGET_C0_DOUBLE:
case TIFF_SETGET_C0_IFD8:
case TIFF_SETGET_C16_UINT64:
case TIFF_SETGET_C16_SINT64:
case TIFF_SETGET_C16_DOUBLE:
case TIFF_SETGET_C16_IFD8:
case TIFF_SETGET_C32_UINT64:
case TIFF_SETGET_C32_SINT64:
case TIFF_SETGET_C32_DOUBLE:
case TIFF_SETGET_C32_IFD8:
return 8;
default:
return 0;
}
} /*-- TIFFFieldSetGetSize() --- */
/*
* Return size of count parameter of TIFFSetField() and TIFFGetField()
* and also if it is required: 0=none, 2=uint16_t, 4=uint32_t
*/
int TIFFFieldSetGetCountSize(const TIFFField *fip)
{
if (fip == NULL)
return 0;
switch (fip->set_get_field_type)
{
case TIFF_SETGET_C16_ASCII:
case TIFF_SETGET_C16_UINT8:
case TIFF_SETGET_C16_SINT8:
case TIFF_SETGET_C16_UINT16:
case TIFF_SETGET_C16_SINT16:
case TIFF_SETGET_C16_UINT32:
case TIFF_SETGET_C16_SINT32:
case TIFF_SETGET_C16_FLOAT:
case TIFF_SETGET_C16_UINT64:
case TIFF_SETGET_C16_SINT64:
case TIFF_SETGET_C16_DOUBLE:
case TIFF_SETGET_C16_IFD8:
return 2;
case TIFF_SETGET_C32_ASCII:
case TIFF_SETGET_C32_UINT8:
case TIFF_SETGET_C32_SINT8:
case TIFF_SETGET_C32_UINT16:
case TIFF_SETGET_C32_SINT16:
case TIFF_SETGET_C32_UINT32:
case TIFF_SETGET_C32_SINT32:
case TIFF_SETGET_C32_FLOAT:
case TIFF_SETGET_C32_UINT64:
case TIFF_SETGET_C32_SINT64:
case TIFF_SETGET_C32_DOUBLE:
case TIFF_SETGET_C32_IFD8:
return 4;
case TIFF_SETGET_UNDEFINED:
case TIFF_SETGET_ASCII:
case TIFF_SETGET_UINT8:
case TIFF_SETGET_SINT8:
case TIFF_SETGET_UINT16:
case TIFF_SETGET_SINT16:
case TIFF_SETGET_UINT32:
case TIFF_SETGET_SINT32:
case TIFF_SETGET_UINT64:
case TIFF_SETGET_SINT64:
case TIFF_SETGET_FLOAT:
case TIFF_SETGET_DOUBLE:
case TIFF_SETGET_IFD8:
case TIFF_SETGET_INT:
case TIFF_SETGET_UINT16_PAIR:
case TIFF_SETGET_C0_ASCII:
case TIFF_SETGET_C0_UINT8:
case TIFF_SETGET_C0_SINT8:
case TIFF_SETGET_C0_UINT16:
case TIFF_SETGET_C0_SINT16:
case TIFF_SETGET_C0_UINT32:
case TIFF_SETGET_C0_SINT32:
case TIFF_SETGET_C0_UINT64:
case TIFF_SETGET_C0_SINT64:
case TIFF_SETGET_C0_FLOAT:
case TIFF_SETGET_C0_DOUBLE:
case TIFF_SETGET_C0_IFD8:
case TIFF_SETGET_OTHER:
default:
return 0;
}
} /*-- TIFFFieldSetGetCountSize() --- */
const TIFFField *TIFFFindField(TIFF *tif, uint32_t tag, TIFFDataType dt)
{
TIFFField key = {0, 0, 0, TIFF_NOTYPE, 0, TIFF_SETGET_UNDEFINED,
0, 0, 0, NULL, NULL};
TIFFField *pkey = &key;
const TIFFField **ret;
if (tif->tif_foundfield && tif->tif_foundfield->field_tag == tag &&
(dt == TIFF_ANY || dt == tif->tif_foundfield->field_type))
return tif->tif_foundfield;
/* If we are invoked with no field information, then just return. */
if (!tif->tif_fields)
return NULL;
/* NB: use sorted search (e.g. binary search) */
key.field_tag = tag;
key.field_type = dt;
ret = (const TIFFField **)bsearch(&pkey, tif->tif_fields, tif->tif_nfields,
sizeof(TIFFField *), tagCompare);
return tif->tif_foundfield = (ret ? *ret : NULL);
}
static const TIFFField *_TIFFFindFieldByName(TIFF *tif, const char *field_name,
TIFFDataType dt)
{
TIFFField key = {0, 0, 0, TIFF_NOTYPE, 0, TIFF_SETGET_UNDEFINED,
0, 0, 0, NULL, NULL};
TIFFField *pkey = &key;
const TIFFField **ret;
if (tif->tif_foundfield &&
streq(tif->tif_foundfield->field_name, field_name) &&
(dt == TIFF_ANY || dt == tif->tif_foundfield->field_type))
return (tif->tif_foundfield);
/* If we are invoked with no field information, then just return. */
if (!tif->tif_fields)
return NULL;
/* NB: use linear search since list is sorted by key#, not name */
key.field_name = (char *)field_name;
key.field_type = dt;
ret =
(const TIFFField **)td_lfind(&pkey, tif->tif_fields, &tif->tif_nfields,
sizeof(TIFFField *), tagNameCompare);
return tif->tif_foundfield = (ret ? *ret : NULL);
}
const TIFFField *TIFFFieldWithTag(TIFF *tif, uint32_t tag)
{
const TIFFField *fip = TIFFFindField(tif, tag, TIFF_ANY);
if (!fip)
{
TIFFWarningExtR(tif, "TIFFFieldWithTag", "Warning, unknown tag 0x%x",
(unsigned int)tag);
}
return (fip);
}
const TIFFField *TIFFFieldWithName(TIFF *tif, const char *field_name)
{
const TIFFField *fip = _TIFFFindFieldByName(tif, field_name, TIFF_ANY);
if (!fip)
{
TIFFWarningExtR(tif, "TIFFFieldWithName", "Warning, unknown tag %s",
field_name);
}
return (fip);
}
uint32_t TIFFFieldTag(const TIFFField *fip) { return fip->field_tag; }
const char *TIFFFieldName(const TIFFField *fip) { return fip->field_name; }
TIFFDataType TIFFFieldDataType(const TIFFField *fip) { return fip->field_type; }
int TIFFFieldPassCount(const TIFFField *fip) { return fip->field_passcount; }
int TIFFFieldReadCount(const TIFFField *fip) { return fip->field_readcount; }
int TIFFFieldWriteCount(const TIFFField *fip) { return fip->field_writecount; }
int TIFFFieldIsAnonymous(const TIFFField *fip)
{
return (int)fip->field_anonymous;
}
const TIFFField *_TIFFFindOrRegisterField(TIFF *tif, uint32_t tag,
TIFFDataType dt)
{
const TIFFField *fld;
fld = TIFFFindField(tif, tag, dt);
if (fld == NULL)
{
fld = _TIFFCreateAnonField(tif, tag, dt);
if (fld == NULL || !_TIFFMergeFields(tif, fld, 1))
return NULL;
}
return fld;
}
TIFFField *_TIFFCreateAnonField(TIFF *tif, uint32_t tag,
TIFFDataType field_type)
{
TIFFField *fld;
(void)tif;
fld = (TIFFField *)_TIFFmallocExt(tif, sizeof(TIFFField));
if (fld == NULL)
return NULL;
_TIFFmemset(fld, 0, sizeof(TIFFField));
fld->field_tag = tag;
fld->field_readcount = TIFF_VARIABLE2;
fld->field_writecount = TIFF_VARIABLE2;
fld->field_type = field_type;
fld->field_anonymous =
1; /* indicate that this is an anonymous / unknown tag */
switch (field_type)
{
case TIFF_BYTE:
case TIFF_UNDEFINED:
fld->set_get_field_type = TIFF_SETGET_C32_UINT8;
break;
case TIFF_ASCII:
fld->set_get_field_type = TIFF_SETGET_C32_ASCII;
break;
case TIFF_SHORT:
fld->set_get_field_type = TIFF_SETGET_C32_UINT16;
break;
case TIFF_LONG:
fld->set_get_field_type = TIFF_SETGET_C32_UINT32;
break;
case TIFF_RATIONAL:
case TIFF_SRATIONAL:
case TIFF_FLOAT:
fld->set_get_field_type = TIFF_SETGET_C32_FLOAT;
break;
case TIFF_SBYTE:
fld->set_get_field_type = TIFF_SETGET_C32_SINT8;
break;
case TIFF_SSHORT:
fld->set_get_field_type = TIFF_SETGET_C32_SINT16;
break;
case TIFF_SLONG:
fld->set_get_field_type = TIFF_SETGET_C32_SINT32;
break;
case TIFF_DOUBLE:
fld->set_get_field_type = TIFF_SETGET_C32_DOUBLE;
break;
case TIFF_IFD:
case TIFF_IFD8:
fld->set_get_field_type = TIFF_SETGET_C32_IFD8;
break;
case TIFF_LONG8:
fld->set_get_field_type = TIFF_SETGET_C32_UINT64;
break;
case TIFF_SLONG8:
fld->set_get_field_type = TIFF_SETGET_C32_SINT64;
break;
case TIFF_NOTYPE:
default:
fld->set_get_field_type = TIFF_SETGET_UNDEFINED;
break;
}
fld->field_bit = FIELD_CUSTOM;
fld->field_oktochange = TRUE;
fld->field_passcount = TRUE;
char *field_name_buf = (char *)_TIFFmallocExt(tif, 32);
if (field_name_buf == NULL)
{
_TIFFfreeExt(tif, fld);
return NULL;
}
fld->field_subfields = NULL;
/*
* note that this name is a special sign to TIFFClose() and
* _TIFFSetupFields() to free the field
* Update:
* This special sign is replaced by fld->field_anonymous flag.
*/
(void)snprintf(field_name_buf, 32, "Tag %d", (int)tag);
fld->field_name = field_name_buf;
return fld;
}
/****************************************************************************
* O B S O L E T E D I N T E R F A C E S
*
* Don't use this stuff in your applications, it may be removed in the future
* libtiff versions.
****************************************************************************/
static TIFFSetGetFieldType _TIFFSetGetType(TIFFDataType type, short count,
unsigned char passcount)
{
if (type == TIFF_ASCII && count == TIFF_VARIABLE && passcount == 0)
return TIFF_SETGET_ASCII;
else if (count == 1 && passcount == 0)
{
switch (type)
{
case TIFF_BYTE:
case TIFF_UNDEFINED:
return TIFF_SETGET_UINT8;
case TIFF_ASCII:
return TIFF_SETGET_ASCII;
case TIFF_SHORT:
return TIFF_SETGET_UINT16;
case TIFF_LONG:
return TIFF_SETGET_UINT32;
case TIFF_RATIONAL:
case TIFF_SRATIONAL:
case TIFF_FLOAT:
return TIFF_SETGET_FLOAT;
case TIFF_SBYTE:
return TIFF_SETGET_SINT8;
case TIFF_SSHORT:
return TIFF_SETGET_SINT16;
case TIFF_SLONG:
return TIFF_SETGET_SINT32;
case TIFF_DOUBLE:
return TIFF_SETGET_DOUBLE;
case TIFF_IFD:
case TIFF_IFD8:
return TIFF_SETGET_IFD8;
case TIFF_LONG8:
return TIFF_SETGET_UINT64;
case TIFF_SLONG8:
return TIFF_SETGET_SINT64;
case TIFF_NOTYPE:
default:
return TIFF_SETGET_UNDEFINED;
}
}
else if (count >= 1 && passcount == 0)
{
switch (type)
{
case TIFF_BYTE:
case TIFF_UNDEFINED:
return TIFF_SETGET_C0_UINT8;
case TIFF_ASCII:
return TIFF_SETGET_C0_ASCII;
case TIFF_SHORT:
return TIFF_SETGET_C0_UINT16;
case TIFF_LONG:
return TIFF_SETGET_C0_UINT32;
case TIFF_RATIONAL:
case TIFF_SRATIONAL:
case TIFF_FLOAT:
return TIFF_SETGET_C0_FLOAT;
case TIFF_SBYTE:
return TIFF_SETGET_C0_SINT8;
case TIFF_SSHORT:
return TIFF_SETGET_C0_SINT16;
case TIFF_SLONG:
return TIFF_SETGET_C0_SINT32;
case TIFF_DOUBLE:
return TIFF_SETGET_C0_DOUBLE;
case TIFF_IFD:
case TIFF_IFD8:
return TIFF_SETGET_C0_IFD8;
case TIFF_LONG8:
return TIFF_SETGET_C0_UINT64;
case TIFF_SLONG8:
return TIFF_SETGET_C0_SINT64;
case TIFF_NOTYPE:
default:
return TIFF_SETGET_UNDEFINED;
}
}
else if (count == TIFF_VARIABLE && passcount == 1)
{
switch (type)
{
case TIFF_BYTE:
case TIFF_UNDEFINED:
return TIFF_SETGET_C16_UINT8;
case TIFF_ASCII:
return TIFF_SETGET_C16_ASCII;
case TIFF_SHORT:
return TIFF_SETGET_C16_UINT16;
case TIFF_LONG:
return TIFF_SETGET_C16_UINT32;
case TIFF_RATIONAL:
case TIFF_SRATIONAL:
case TIFF_FLOAT:
return TIFF_SETGET_C16_FLOAT;
case TIFF_SBYTE:
return TIFF_SETGET_C16_SINT8;
case TIFF_SSHORT:
return TIFF_SETGET_C16_SINT16;
case TIFF_SLONG:
return TIFF_SETGET_C16_SINT32;
case TIFF_DOUBLE:
return TIFF_SETGET_C16_DOUBLE;
case TIFF_IFD:
case TIFF_IFD8:
return TIFF_SETGET_C16_IFD8;
case TIFF_LONG8:
return TIFF_SETGET_C16_UINT64;
case TIFF_SLONG8:
return TIFF_SETGET_C16_SINT64;
case TIFF_NOTYPE:
default:
return TIFF_SETGET_UNDEFINED;
}
}
else if (count == TIFF_VARIABLE2 && passcount == 1)
{
switch (type)
{
case TIFF_BYTE:
case TIFF_UNDEFINED:
return TIFF_SETGET_C32_UINT8;
case TIFF_ASCII:
return TIFF_SETGET_C32_ASCII;
case TIFF_SHORT:
return TIFF_SETGET_C32_UINT16;
case TIFF_LONG:
return TIFF_SETGET_C32_UINT32;
case TIFF_RATIONAL:
case TIFF_SRATIONAL:
case TIFF_FLOAT:
return TIFF_SETGET_C32_FLOAT;
case TIFF_SBYTE:
return TIFF_SETGET_C32_SINT8;
case TIFF_SSHORT:
return TIFF_SETGET_C32_SINT16;
case TIFF_SLONG:
return TIFF_SETGET_C32_SINT32;
case TIFF_DOUBLE:
return TIFF_SETGET_C32_DOUBLE;
case TIFF_IFD:
case TIFF_IFD8:
return TIFF_SETGET_C32_IFD8;
case TIFF_LONG8:
return TIFF_SETGET_C32_UINT64;
case TIFF_SLONG8:
return TIFF_SETGET_C32_SINT64;
case TIFF_NOTYPE:
default:
return TIFF_SETGET_UNDEFINED;
}
}
return TIFF_SETGET_UNDEFINED;
}
int TIFFMergeFieldInfo(TIFF *tif, const TIFFFieldInfo info[], uint32_t n)
{
static const char module[] = "TIFFMergeFieldInfo";
static const char reason[] = "for fields array";
TIFFField *tp;
size_t nfields;
uint32_t i;
TIFFFieldArray *tif_newfieldscompat = NULL;
if (tif->tif_nfieldscompat > 0)
{
tif_newfieldscompat = (TIFFFieldArray *)_TIFFCheckRealloc(
tif, tif->tif_fieldscompat, (tmsize_t)tif->tif_nfieldscompat + 1,
(tmsize_t)sizeof(TIFFFieldArray), reason);
}
else
{
tif_newfieldscompat = (TIFFFieldArray *)_TIFFCheckMalloc(
tif, 1, sizeof(TIFFFieldArray), reason);
}
if (!tif_newfieldscompat)
{
TIFFErrorExtR(tif, module, "Failed to allocate fields array");
return -1;
}
tif->tif_fieldscompat = tif_newfieldscompat;
nfields = tif->tif_nfieldscompat++;
tif->tif_fieldscompat[nfields].type = tfiatOther;
tif->tif_fieldscompat[nfields].allocated_size = n;
tif->tif_fieldscompat[nfields].count = n;
tif->tif_fieldscompat[nfields].fields =
(TIFFField *)_TIFFCheckMalloc(tif, n, sizeof(TIFFField), reason);
if (!tif->tif_fieldscompat[nfields].fields)
{
TIFFErrorExtR(tif, module, "Failed to allocate fields array");
return -1;
}
tp = tif->tif_fieldscompat[nfields].fields;
for (i = 0; i < n; i++)
{
tp->field_tag = info[i].field_tag;
if (info[i].field_readcount < TIFF_VARIABLE2 ||
info[i].field_writecount < TIFF_VARIABLE2)
{
/* The fields (field_readcount) and (field_writecount) may use the
* values TIFF_VARIABLE (-1), TIFF_SPP (-2), TIFF_VARIABLE2 (-3). */
TIFFErrorExtR(
tif, module,
"The value of field_readcount %d and field_writecount %d "
"must be greater than or equal to -3.",
info[i].field_readcount, info[i].field_writecount);
return -1;
}
if ((info[i].field_readcount == 0 || info[i].field_writecount == 0) &&
info[i].field_bit != FIELD_IGNORE)
{
/* The fields (field_readcount) and (field_writecount) may only
be zero for pseudo_tags or ignored tags. */
TIFFErrorExtR(
tif, module,
"The value of field_readcount %d and field_writecount %d "
"may only be zero for field_bit = 0 (i.e. ignored tags).",
info[i].field_readcount, info[i].field_writecount);
return -1;
}
tp->field_readcount = info[i].field_readcount;
tp->field_writecount = info[i].field_writecount;
tp->field_type = info[i].field_type;
tp->field_anonymous = 0;
tp->set_get_field_type =
_TIFFSetGetType(info[i].field_type, info[i].field_writecount,
info[i].field_passcount);
tp->field_bit = info[i].field_bit;
tp->field_oktochange = info[i].field_oktochange;
tp->field_passcount = info[i].field_passcount;
/* Define an empty static string to be passed as field_name where a NULL
* pointer is passed in. Otherwise, this will lead to buffer overflow
* furtheron. */
if (info[i].field_name == NULL)
{
static const char *string_static_empty = "";
tp->field_name = (char *)string_static_empty;
}
else
{
tp->field_name = info[i].field_name;
}
tp->field_subfields = NULL;
tp++;
}
if (!_TIFFMergeFields(tif, tif->tif_fieldscompat[nfields].fields, n))
{
TIFFErrorExtR(tif, module, "Setting up field info failed");
return -1;
}
return 0;
}
int _TIFFCheckFieldIsValidForCodec(TIFF *tif, ttag_t tag)
{
/* Filter out non-codec specific tags */
switch (tag)
{
/* Shared tags */
case TIFFTAG_PREDICTOR:
/* JPEG tags */
case TIFFTAG_JPEGTABLES:
/* OJPEG tags */
case TIFFTAG_JPEGIFOFFSET:
case TIFFTAG_JPEGIFBYTECOUNT:
case TIFFTAG_JPEGQTABLES:
case TIFFTAG_JPEGDCTABLES:
case TIFFTAG_JPEGACTABLES:
case TIFFTAG_JPEGPROC:
case TIFFTAG_JPEGRESTARTINTERVAL:
/* CCITT* */
case TIFFTAG_BADFAXLINES:
case TIFFTAG_CLEANFAXDATA:
case TIFFTAG_CONSECUTIVEBADFAXLINES:
case TIFFTAG_GROUP3OPTIONS:
case TIFFTAG_GROUP4OPTIONS:
/* LERC */
case TIFFTAG_LERC_PARAMETERS:
break;
default:
return 1;
}
if (!TIFFIsCODECConfigured(tif->tif_dir.td_compression))
{
return 0;
}
/* Check if codec specific tags are allowed for the current
* compression scheme (codec) */
switch (tif->tif_dir.td_compression)
{
case COMPRESSION_LZW:
if (tag == TIFFTAG_PREDICTOR)
return 1;
break;
case COMPRESSION_PACKBITS:
/* No codec-specific tags */
break;
case COMPRESSION_THUNDERSCAN:
/* No codec-specific tags */
break;
case COMPRESSION_NEXT:
/* No codec-specific tags */
break;
case COMPRESSION_JPEG:
if (tag == TIFFTAG_JPEGTABLES)
return 1;
break;
case COMPRESSION_OJPEG:
switch (tag)
{
case TIFFTAG_JPEGIFOFFSET:
case TIFFTAG_JPEGIFBYTECOUNT:
case TIFFTAG_JPEGQTABLES:
case TIFFTAG_JPEGDCTABLES:
case TIFFTAG_JPEGACTABLES:
case TIFFTAG_JPEGPROC:
case TIFFTAG_JPEGRESTARTINTERVAL:
return 1;
default:
break;
}
break;
case COMPRESSION_CCITTRLE:
case COMPRESSION_CCITTRLEW:
case COMPRESSION_CCITTFAX3:
case COMPRESSION_CCITTFAX4:
switch (tag)
{
case TIFFTAG_BADFAXLINES:
case TIFFTAG_CLEANFAXDATA:
case TIFFTAG_CONSECUTIVEBADFAXLINES:
return 1;
case TIFFTAG_GROUP3OPTIONS:
if (tif->tif_dir.td_compression == COMPRESSION_CCITTFAX3)
return 1;
break;
case TIFFTAG_GROUP4OPTIONS:
if (tif->tif_dir.td_compression == COMPRESSION_CCITTFAX4)
return 1;
break;
default:
break;
}
break;
case COMPRESSION_JBIG:
/* No codec-specific tags */
break;
case COMPRESSION_DEFLATE:
case COMPRESSION_ADOBE_DEFLATE:
if (tag == TIFFTAG_PREDICTOR)
return 1;
break;
case COMPRESSION_PIXARLOG:
if (tag == TIFFTAG_PREDICTOR)
return 1;
break;
case COMPRESSION_SGILOG:
case COMPRESSION_SGILOG24:
/* No codec-specific tags */
break;
case COMPRESSION_LZMA:
if (tag == TIFFTAG_PREDICTOR)
return 1;
break;
case COMPRESSION_ZSTD:
if (tag == TIFFTAG_PREDICTOR)
return 1;
break;
case COMPRESSION_LERC:
if (tag == TIFFTAG_LERC_PARAMETERS)
return 1;
break;
default:
break;
}
return 0;
}