/* $Id: tif_dirinfo.c,v 1.3 2009/12/11 15:17:41 scuri 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. */ /* * TIFF Library. * * Core Directory Tag Support. */ #include "tiffiop.h" #include <stdlib.h> #include <string.h> /* * NB: NB: THIS ARRAY IS ASSUMED TO BE SORTED BY TAG. * If a tag can have both LONG and SHORT types then the LONG must be * placed before the SHORT for writing to work properly. * * NOTE: The second field (field_readcount) and third field (field_writecount) * sometimes use the values TIFF_VARIABLE (-1), TIFF_VARIABLE2 (-3) * and TIFFTAG_SPP (-2). The macros should be used but would throw off * the formatting of the code, so please interprete the -1, -2 and -3 * values accordingly. */ static const TIFFFieldInfo tiffFieldInfo[] = { { TIFFTAG_SUBFILETYPE, 1, 1, TIFF_LONG, FIELD_SUBFILETYPE, 1, 0, "SubfileType" }, /* XXX SHORT for compatibility w/ old versions of the library */ { TIFFTAG_SUBFILETYPE, 1, 1, TIFF_SHORT, FIELD_SUBFILETYPE, 1, 0, "SubfileType" }, { TIFFTAG_OSUBFILETYPE, 1, 1, TIFF_SHORT, FIELD_SUBFILETYPE, 1, 0, "OldSubfileType" }, { TIFFTAG_IMAGEWIDTH, 1, 1, TIFF_LONG, FIELD_IMAGEDIMENSIONS, 0, 0, "ImageWidth" }, { TIFFTAG_IMAGEWIDTH, 1, 1, TIFF_SHORT, FIELD_IMAGEDIMENSIONS, 0, 0, "ImageWidth" }, { TIFFTAG_IMAGELENGTH, 1, 1, TIFF_LONG, FIELD_IMAGEDIMENSIONS, 1, 0, "ImageLength" }, { TIFFTAG_IMAGELENGTH, 1, 1, TIFF_SHORT, FIELD_IMAGEDIMENSIONS, 1, 0, "ImageLength" }, { TIFFTAG_BITSPERSAMPLE, -1,-1, TIFF_SHORT, FIELD_BITSPERSAMPLE, 0, 0, "BitsPerSample" }, /* XXX LONG for compatibility with some broken TIFF writers */ { TIFFTAG_BITSPERSAMPLE, -1,-1, TIFF_LONG, FIELD_BITSPERSAMPLE, 0, 0, "BitsPerSample" }, { TIFFTAG_COMPRESSION, -1, 1, TIFF_SHORT, FIELD_COMPRESSION, 0, 0, "Compression" }, /* XXX LONG for compatibility with some broken TIFF writers */ { TIFFTAG_COMPRESSION, -1, 1, TIFF_LONG, FIELD_COMPRESSION, 0, 0, "Compression" }, { TIFFTAG_PHOTOMETRIC, 1, 1, TIFF_SHORT, FIELD_PHOTOMETRIC, 0, 0, "PhotometricInterpretation" }, /* XXX LONG for compatibility with some broken TIFF writers */ { TIFFTAG_PHOTOMETRIC, 1, 1, TIFF_LONG, FIELD_PHOTOMETRIC, 0, 0, "PhotometricInterpretation" }, { TIFFTAG_THRESHHOLDING, 1, 1, TIFF_SHORT, FIELD_THRESHHOLDING, 1, 0, "Threshholding" }, { TIFFTAG_CELLWIDTH, 1, 1, TIFF_SHORT, FIELD_IGNORE, 1, 0, "CellWidth" }, { TIFFTAG_CELLLENGTH, 1, 1, TIFF_SHORT, FIELD_IGNORE, 1, 0, "CellLength" }, { TIFFTAG_FILLORDER, 1, 1, TIFF_SHORT, FIELD_FILLORDER, 0, 0, "FillOrder" }, { TIFFTAG_DOCUMENTNAME, -1,-1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "DocumentName" }, { TIFFTAG_IMAGEDESCRIPTION, -1,-1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "ImageDescription" }, { TIFFTAG_MAKE, -1,-1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "Make" }, { TIFFTAG_MODEL, -1,-1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "Model" }, { TIFFTAG_STRIPOFFSETS, -1,-1, TIFF_LONG, FIELD_STRIPOFFSETS, 0, 0, "StripOffsets" }, { TIFFTAG_STRIPOFFSETS, -1,-1, TIFF_SHORT, FIELD_STRIPOFFSETS, 0, 0, "StripOffsets" }, { TIFFTAG_ORIENTATION, 1, 1, TIFF_SHORT, FIELD_ORIENTATION, 0, 0, "Orientation" }, { TIFFTAG_SAMPLESPERPIXEL, 1, 1, TIFF_SHORT, FIELD_SAMPLESPERPIXEL, 0, 0, "SamplesPerPixel" }, { TIFFTAG_ROWSPERSTRIP, 1, 1, TIFF_LONG, FIELD_ROWSPERSTRIP, 0, 0, "RowsPerStrip" }, { TIFFTAG_ROWSPERSTRIP, 1, 1, TIFF_SHORT, FIELD_ROWSPERSTRIP, 0, 0, "RowsPerStrip" }, { TIFFTAG_STRIPBYTECOUNTS, -1,-1, TIFF_LONG, FIELD_STRIPBYTECOUNTS, 0, 0, "StripByteCounts" }, { TIFFTAG_STRIPBYTECOUNTS, -1,-1, TIFF_SHORT, FIELD_STRIPBYTECOUNTS, 0, 0, "StripByteCounts" }, { TIFFTAG_MINSAMPLEVALUE, -2,-1, TIFF_SHORT, FIELD_MINSAMPLEVALUE, 1, 0, "MinSampleValue" }, { TIFFTAG_MAXSAMPLEVALUE, -2,-1, TIFF_SHORT, FIELD_MAXSAMPLEVALUE, 1, 0, "MaxSampleValue" }, { TIFFTAG_XRESOLUTION, 1, 1, TIFF_RATIONAL, FIELD_RESOLUTION, 1, 0, "XResolution" }, { TIFFTAG_YRESOLUTION, 1, 1, TIFF_RATIONAL, FIELD_RESOLUTION, 1, 0, "YResolution" }, { TIFFTAG_PLANARCONFIG, 1, 1, TIFF_SHORT, FIELD_PLANARCONFIG, 0, 0, "PlanarConfiguration" }, { TIFFTAG_PAGENAME, -1,-1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "PageName" }, { TIFFTAG_XPOSITION, 1, 1, TIFF_RATIONAL, FIELD_POSITION, 1, 0, "XPosition" }, { TIFFTAG_YPOSITION, 1, 1, TIFF_RATIONAL, FIELD_POSITION, 1, 0, "YPosition" }, { TIFFTAG_FREEOFFSETS, -1,-1, TIFF_LONG, FIELD_IGNORE, 0, 0, "FreeOffsets" }, { TIFFTAG_FREEBYTECOUNTS, -1,-1, TIFF_LONG, FIELD_IGNORE, 0, 0, "FreeByteCounts" }, { TIFFTAG_GRAYRESPONSEUNIT, 1, 1, TIFF_SHORT, FIELD_IGNORE, 1, 0, "GrayResponseUnit" }, { TIFFTAG_GRAYRESPONSECURVE,-1,-1, TIFF_SHORT, FIELD_IGNORE, 1, 0, "GrayResponseCurve" }, { TIFFTAG_RESOLUTIONUNIT, 1, 1, TIFF_SHORT, FIELD_RESOLUTIONUNIT, 1, 0, "ResolutionUnit" }, { TIFFTAG_PAGENUMBER, 2, 2, TIFF_SHORT, FIELD_PAGENUMBER, 1, 0, "PageNumber" }, { TIFFTAG_COLORRESPONSEUNIT, 1, 1, TIFF_SHORT, FIELD_IGNORE, 1, 0, "ColorResponseUnit" }, { TIFFTAG_TRANSFERFUNCTION, -1,-1, TIFF_SHORT, FIELD_TRANSFERFUNCTION, 1, 0, "TransferFunction" }, { TIFFTAG_SOFTWARE, -1,-1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "Software" }, { TIFFTAG_DATETIME, 20,20, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "DateTime" }, { TIFFTAG_ARTIST, -1,-1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "Artist" }, { TIFFTAG_HOSTCOMPUTER, -1,-1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "HostComputer" }, { TIFFTAG_WHITEPOINT, 2, 2, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "WhitePoint" }, { TIFFTAG_PRIMARYCHROMATICITIES,6,6,TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "PrimaryChromaticities" }, { TIFFTAG_COLORMAP, -1,-1, TIFF_SHORT, FIELD_COLORMAP, 1, 0, "ColorMap" }, { TIFFTAG_HALFTONEHINTS, 2, 2, TIFF_SHORT, FIELD_HALFTONEHINTS, 1, 0, "HalftoneHints" }, { TIFFTAG_TILEWIDTH, 1, 1, TIFF_LONG, FIELD_TILEDIMENSIONS, 0, 0, "TileWidth" }, { TIFFTAG_TILEWIDTH, 1, 1, TIFF_SHORT, FIELD_TILEDIMENSIONS, 0, 0, "TileWidth" }, { TIFFTAG_TILELENGTH, 1, 1, TIFF_LONG, FIELD_TILEDIMENSIONS, 0, 0, "TileLength" }, { TIFFTAG_TILELENGTH, 1, 1, TIFF_SHORT, FIELD_TILEDIMENSIONS, 0, 0, "TileLength" }, { TIFFTAG_TILEOFFSETS, -1, 1, TIFF_LONG, FIELD_STRIPOFFSETS, 0, 0, "TileOffsets" }, { TIFFTAG_TILEBYTECOUNTS, -1, 1, TIFF_LONG, FIELD_STRIPBYTECOUNTS, 0, 0, "TileByteCounts" }, { TIFFTAG_TILEBYTECOUNTS, -1, 1, TIFF_SHORT, FIELD_STRIPBYTECOUNTS, 0, 0, "TileByteCounts" }, { TIFFTAG_SUBIFD, -1,-1, TIFF_IFD, FIELD_SUBIFD, 1, 1, "SubIFD" }, { TIFFTAG_SUBIFD, -1,-1, TIFF_LONG, FIELD_SUBIFD, 1, 1, "SubIFD" }, { TIFFTAG_INKSET, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 0, 0, "InkSet" }, { TIFFTAG_INKNAMES, -1,-1, TIFF_ASCII, FIELD_INKNAMES, 1, 1, "InkNames" }, { TIFFTAG_NUMBEROFINKS, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "NumberOfInks" }, { TIFFTAG_DOTRANGE, 2, 2, TIFF_SHORT, FIELD_CUSTOM, 0, 0, "DotRange" }, { TIFFTAG_DOTRANGE, 2, 2, TIFF_BYTE, FIELD_CUSTOM, 0, 0, "DotRange" }, { TIFFTAG_TARGETPRINTER, -1,-1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "TargetPrinter" }, { TIFFTAG_EXTRASAMPLES, -1,-1, TIFF_SHORT, FIELD_EXTRASAMPLES, 0, 1, "ExtraSamples" }, /* XXX for bogus Adobe Photoshop v2.5 files */ { TIFFTAG_EXTRASAMPLES, -1,-1, TIFF_BYTE, FIELD_EXTRASAMPLES, 0, 1, "ExtraSamples" }, { TIFFTAG_SAMPLEFORMAT, -1,-1, TIFF_SHORT, FIELD_SAMPLEFORMAT, 0, 0, "SampleFormat" }, { TIFFTAG_SMINSAMPLEVALUE, -2,-1, TIFF_ANY, FIELD_SMINSAMPLEVALUE, 1, 0, "SMinSampleValue" }, { TIFFTAG_SMAXSAMPLEVALUE, -2,-1, TIFF_ANY, FIELD_SMAXSAMPLEVALUE, 1, 0, "SMaxSampleValue" }, { TIFFTAG_CLIPPATH, -1, -3, TIFF_BYTE, FIELD_CUSTOM, 0, 1, "ClipPath" }, { TIFFTAG_XCLIPPATHUNITS, 1, 1, TIFF_SLONG, FIELD_CUSTOM, 0, 0, "XClipPathUnits" }, { TIFFTAG_XCLIPPATHUNITS, 1, 1, TIFF_SSHORT, FIELD_CUSTOM, 0, 0, "XClipPathUnits" }, { TIFFTAG_XCLIPPATHUNITS, 1, 1, TIFF_SBYTE, FIELD_CUSTOM, 0, 0, "XClipPathUnits" }, { TIFFTAG_YCLIPPATHUNITS, 1, 1, TIFF_SLONG, FIELD_CUSTOM, 0, 0, "YClipPathUnits" }, { TIFFTAG_YCLIPPATHUNITS, 1, 1, TIFF_SSHORT, FIELD_CUSTOM, 0, 0, "YClipPathUnits" }, { TIFFTAG_YCLIPPATHUNITS, 1, 1, TIFF_SBYTE, FIELD_CUSTOM, 0, 0, "YClipPathUnits" }, { TIFFTAG_YCBCRCOEFFICIENTS, 3, 3, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "YCbCrCoefficients" }, { TIFFTAG_YCBCRSUBSAMPLING, 2, 2, TIFF_SHORT, FIELD_YCBCRSUBSAMPLING, 0, 0, "YCbCrSubsampling" }, { TIFFTAG_YCBCRPOSITIONING, 1, 1, TIFF_SHORT, FIELD_YCBCRPOSITIONING, 0, 0, "YCbCrPositioning" }, { TIFFTAG_REFERENCEBLACKWHITE, 6, 6, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "ReferenceBlackWhite" }, /* XXX temporarily accept LONG for backwards compatibility */ { TIFFTAG_REFERENCEBLACKWHITE, 6, 6, TIFF_LONG, FIELD_CUSTOM, 1, 0, "ReferenceBlackWhite" }, { TIFFTAG_XMLPACKET, -3,-3, TIFF_BYTE, FIELD_CUSTOM, 0, 1, "XMLPacket" }, /* begin SGI tags */ { TIFFTAG_MATTEING, 1, 1, TIFF_SHORT, FIELD_EXTRASAMPLES, 0, 0, "Matteing" }, { TIFFTAG_DATATYPE, -2,-1, TIFF_SHORT, FIELD_SAMPLEFORMAT, 0, 0, "DataType" }, { TIFFTAG_IMAGEDEPTH, 1, 1, TIFF_LONG, FIELD_IMAGEDEPTH, 0, 0, "ImageDepth" }, { TIFFTAG_IMAGEDEPTH, 1, 1, TIFF_SHORT, FIELD_IMAGEDEPTH, 0, 0, "ImageDepth" }, { TIFFTAG_TILEDEPTH, 1, 1, TIFF_LONG, FIELD_TILEDEPTH, 0, 0, "TileDepth" }, { TIFFTAG_TILEDEPTH, 1, 1, TIFF_SHORT, FIELD_TILEDEPTH, 0, 0, "TileDepth" }, /* end SGI tags */ /* begin Pixar tags */ { TIFFTAG_PIXAR_IMAGEFULLWIDTH, 1, 1, TIFF_LONG, FIELD_CUSTOM, 1, 0, "ImageFullWidth" }, { TIFFTAG_PIXAR_IMAGEFULLLENGTH, 1, 1, TIFF_LONG, FIELD_CUSTOM, 1, 0, "ImageFullLength" }, { TIFFTAG_PIXAR_TEXTUREFORMAT, -1, -1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "TextureFormat" }, { TIFFTAG_PIXAR_WRAPMODES, -1, -1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "TextureWrapModes" }, { TIFFTAG_PIXAR_FOVCOT, 1, 1, TIFF_FLOAT, FIELD_CUSTOM, 1, 0, "FieldOfViewCotangent" }, { TIFFTAG_PIXAR_MATRIX_WORLDTOSCREEN, 16,16, TIFF_FLOAT, FIELD_CUSTOM, 1, 0, "MatrixWorldToScreen" }, { TIFFTAG_PIXAR_MATRIX_WORLDTOCAMERA, 16,16, TIFF_FLOAT, FIELD_CUSTOM, 1, 0, "MatrixWorldToCamera" }, { TIFFTAG_COPYRIGHT, -1, -1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "Copyright" }, /* end Pixar tags */ { TIFFTAG_RICHTIFFIPTC, -3, -3, TIFF_LONG, FIELD_CUSTOM, 0, 1, "RichTIFFIPTC" }, { TIFFTAG_PHOTOSHOP, -3, -3, TIFF_BYTE, FIELD_CUSTOM, 0, 1, "Photoshop" }, { TIFFTAG_EXIFIFD, 1, 1, TIFF_LONG, FIELD_CUSTOM, 0, 0, "EXIFIFDOffset" }, { TIFFTAG_ICCPROFILE, -3, -3, TIFF_UNDEFINED, FIELD_CUSTOM, 0, 1, "ICC Profile" }, { TIFFTAG_GPSIFD, 1, 1, TIFF_LONG, FIELD_CUSTOM, 0, 0, "GPSIFDOffset" }, { TIFFTAG_STONITS, 1, 1, TIFF_DOUBLE, FIELD_CUSTOM, 0, 0, "StoNits" }, { TIFFTAG_INTEROPERABILITYIFD, 1, 1, TIFF_LONG, FIELD_CUSTOM, 0, 0, "InteroperabilityIFDOffset" }, /* begin DNG tags */ { TIFFTAG_DNGVERSION, 4, 4, TIFF_BYTE, FIELD_CUSTOM, 0, 0, "DNGVersion" }, { TIFFTAG_DNGBACKWARDVERSION, 4, 4, TIFF_BYTE, FIELD_CUSTOM, 0, 0, "DNGBackwardVersion" }, { TIFFTAG_UNIQUECAMERAMODEL, -1, -1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "UniqueCameraModel" }, { TIFFTAG_LOCALIZEDCAMERAMODEL, -1, -1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "LocalizedCameraModel" }, { TIFFTAG_LOCALIZEDCAMERAMODEL, -1, -1, TIFF_BYTE, FIELD_CUSTOM, 1, 1, "LocalizedCameraModel" }, { TIFFTAG_CFAPLANECOLOR, -1, -1, TIFF_BYTE, FIELD_CUSTOM, 0, 1, "CFAPlaneColor" }, { TIFFTAG_CFALAYOUT, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 0, 0, "CFALayout" }, { TIFFTAG_LINEARIZATIONTABLE, -1, -1, TIFF_SHORT, FIELD_CUSTOM, 0, 1, "LinearizationTable" }, { TIFFTAG_BLACKLEVELREPEATDIM, 2, 2, TIFF_SHORT, FIELD_CUSTOM, 0, 0, "BlackLevelRepeatDim" }, { TIFFTAG_BLACKLEVEL, -1, -1, TIFF_LONG, FIELD_CUSTOM, 0, 1, "BlackLevel" }, { TIFFTAG_BLACKLEVEL, -1, -1, TIFF_SHORT, FIELD_CUSTOM, 0, 1, "BlackLevel" }, { TIFFTAG_BLACKLEVEL, -1, -1, TIFF_RATIONAL, FIELD_CUSTOM, 0, 1, "BlackLevel" }, { TIFFTAG_BLACKLEVELDELTAH, -1, -1, TIFF_SRATIONAL, FIELD_CUSTOM, 0, 1, "BlackLevelDeltaH" }, { TIFFTAG_BLACKLEVELDELTAV, -1, -1, TIFF_SRATIONAL, FIELD_CUSTOM, 0, 1, "BlackLevelDeltaV" }, { TIFFTAG_WHITELEVEL, -2, -2, TIFF_LONG, FIELD_CUSTOM, 0, 0, "WhiteLevel" }, { TIFFTAG_WHITELEVEL, -2, -2, TIFF_SHORT, FIELD_CUSTOM, 0, 0, "WhiteLevel" }, { TIFFTAG_DEFAULTSCALE, 2, 2, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "DefaultScale" }, { TIFFTAG_BESTQUALITYSCALE, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "BestQualityScale" }, { TIFFTAG_DEFAULTCROPORIGIN, 2, 2, TIFF_LONG, FIELD_CUSTOM, 0, 0, "DefaultCropOrigin" }, { TIFFTAG_DEFAULTCROPORIGIN, 2, 2, TIFF_SHORT, FIELD_CUSTOM, 0, 0, "DefaultCropOrigin" }, { TIFFTAG_DEFAULTCROPORIGIN, 2, 2, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "DefaultCropOrigin" }, { TIFFTAG_DEFAULTCROPSIZE, 2, 2, TIFF_LONG, FIELD_CUSTOM, 0, 0, "DefaultCropSize" }, { TIFFTAG_DEFAULTCROPSIZE, 2, 2, TIFF_SHORT, FIELD_CUSTOM, 0, 0, "DefaultCropSize" }, { TIFFTAG_DEFAULTCROPSIZE, 2, 2, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "DefaultCropSize" }, { TIFFTAG_COLORMATRIX1, -1, -1, TIFF_SRATIONAL, FIELD_CUSTOM, 0, 1, "ColorMatrix1" }, { TIFFTAG_COLORMATRIX2, -1, -1, TIFF_SRATIONAL, FIELD_CUSTOM, 0, 1, "ColorMatrix2" }, { TIFFTAG_CAMERACALIBRATION1, -1, -1, TIFF_SRATIONAL, FIELD_CUSTOM, 0, 1, "CameraCalibration1" }, { TIFFTAG_CAMERACALIBRATION2, -1, -1, TIFF_SRATIONAL, FIELD_CUSTOM, 0, 1, "CameraCalibration2" }, { TIFFTAG_REDUCTIONMATRIX1, -1, -1, TIFF_SRATIONAL, FIELD_CUSTOM, 0, 1, "ReductionMatrix1" }, { TIFFTAG_REDUCTIONMATRIX2, -1, -1, TIFF_SRATIONAL, FIELD_CUSTOM, 0, 1, "ReductionMatrix2" }, { TIFFTAG_ANALOGBALANCE, -1, -1, TIFF_RATIONAL, FIELD_CUSTOM, 0, 1, "AnalogBalance" }, { TIFFTAG_ASSHOTNEUTRAL, -1, -1, TIFF_SHORT, FIELD_CUSTOM, 0, 1, "AsShotNeutral" }, { TIFFTAG_ASSHOTNEUTRAL, -1, -1, TIFF_RATIONAL, FIELD_CUSTOM, 0, 1, "AsShotNeutral" }, { TIFFTAG_ASSHOTWHITEXY, 2, 2, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "AsShotWhiteXY" }, { TIFFTAG_BASELINEEXPOSURE, 1, 1, TIFF_SRATIONAL, FIELD_CUSTOM, 0, 0, "BaselineExposure" }, { TIFFTAG_BASELINENOISE, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "BaselineNoise" }, { TIFFTAG_BASELINESHARPNESS, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "BaselineSharpness" }, { TIFFTAG_BAYERGREENSPLIT, 1, 1, TIFF_LONG, FIELD_CUSTOM, 0, 0, "BayerGreenSplit" }, { TIFFTAG_LINEARRESPONSELIMIT, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "LinearResponseLimit" }, { TIFFTAG_CAMERASERIALNUMBER, -1, -1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "CameraSerialNumber" }, { TIFFTAG_LENSINFO, 4, 4, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "LensInfo" }, { TIFFTAG_CHROMABLURRADIUS, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "ChromaBlurRadius" }, { TIFFTAG_ANTIALIASSTRENGTH, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "AntiAliasStrength" }, { TIFFTAG_SHADOWSCALE, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 0, 0, "ShadowScale" }, { TIFFTAG_DNGPRIVATEDATA, -1, -1, TIFF_BYTE, FIELD_CUSTOM, 0, 1, "DNGPrivateData" }, { TIFFTAG_MAKERNOTESAFETY, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 0, 0, "MakerNoteSafety" }, { TIFFTAG_CALIBRATIONILLUMINANT1, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 0, 0, "CalibrationIlluminant1" }, { TIFFTAG_CALIBRATIONILLUMINANT2, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 0, 0, "CalibrationIlluminant2" }, { TIFFTAG_RAWDATAUNIQUEID, 16, 16, TIFF_BYTE, FIELD_CUSTOM, 0, 0, "RawDataUniqueID" }, { TIFFTAG_ORIGINALRAWFILENAME, -1, -1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "OriginalRawFileName" }, { TIFFTAG_ORIGINALRAWFILENAME, -1, -1, TIFF_BYTE, FIELD_CUSTOM, 1, 1, "OriginalRawFileName" }, { TIFFTAG_ORIGINALRAWFILEDATA, -1, -1, TIFF_UNDEFINED, FIELD_CUSTOM, 0, 1, "OriginalRawFileData" }, { TIFFTAG_ACTIVEAREA, 4, 4, TIFF_LONG, FIELD_CUSTOM, 0, 0, "ActiveArea" }, { TIFFTAG_ACTIVEAREA, 4, 4, TIFF_SHORT, FIELD_CUSTOM, 0, 0, "ActiveArea" }, { TIFFTAG_MASKEDAREAS, -1, -1, TIFF_LONG, FIELD_CUSTOM, 0, 1, "MaskedAreas" }, { TIFFTAG_ASSHOTICCPROFILE, -1, -1, TIFF_UNDEFINED, FIELD_CUSTOM, 0, 1, "AsShotICCProfile" }, { TIFFTAG_ASSHOTPREPROFILEMATRIX, -1, -1, TIFF_SRATIONAL, FIELD_CUSTOM, 0, 1, "AsShotPreProfileMatrix" }, { TIFFTAG_CURRENTICCPROFILE, -1, -1, TIFF_UNDEFINED, FIELD_CUSTOM, 0, 1, "CurrentICCProfile" }, { TIFFTAG_CURRENTPREPROFILEMATRIX, -1, -1, TIFF_SRATIONAL, FIELD_CUSTOM, 0, 1, "CurrentPreProfileMatrix" }, /* end DNG tags */ }; static const TIFFFieldInfo exifFieldInfo[] = { { EXIFTAG_EXPOSURETIME, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "ExposureTime" }, { EXIFTAG_FNUMBER, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "FNumber" }, { EXIFTAG_EXPOSUREPROGRAM, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "ExposureProgram" }, { EXIFTAG_SPECTRALSENSITIVITY, -1, -1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "SpectralSensitivity" }, { EXIFTAG_ISOSPEEDRATINGS, -1, -1, TIFF_SHORT, FIELD_CUSTOM, 1, 1, "ISOSpeedRatings" }, { EXIFTAG_OECF, -1, -1, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 1, "OptoelectricConversionFactor" }, { EXIFTAG_EXIFVERSION, 4, 4, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 0, "ExifVersion" }, { EXIFTAG_DATETIMEORIGINAL, 20, 20, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "DateTimeOriginal" }, { EXIFTAG_DATETIMEDIGITIZED, 20, 20, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "DateTimeDigitized" }, { EXIFTAG_COMPONENTSCONFIGURATION, 4, 4, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 0, "ComponentsConfiguration" }, { EXIFTAG_COMPRESSEDBITSPERPIXEL, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "CompressedBitsPerPixel" }, { EXIFTAG_SHUTTERSPEEDVALUE, 1, 1, TIFF_SRATIONAL, FIELD_CUSTOM, 1, 0, "ShutterSpeedValue" }, { EXIFTAG_APERTUREVALUE, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "ApertureValue" }, { EXIFTAG_BRIGHTNESSVALUE, 1, 1, TIFF_SRATIONAL, FIELD_CUSTOM, 1, 0, "BrightnessValue" }, { EXIFTAG_EXPOSUREBIASVALUE, 1, 1, TIFF_SRATIONAL, FIELD_CUSTOM, 1, 0, "ExposureBiasValue" }, { EXIFTAG_MAXAPERTUREVALUE, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "MaxApertureValue" }, { EXIFTAG_SUBJECTDISTANCE, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "SubjectDistance" }, { EXIFTAG_METERINGMODE, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "MeteringMode" }, { EXIFTAG_LIGHTSOURCE, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "LightSource" }, { EXIFTAG_FLASH, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "Flash" }, { EXIFTAG_FOCALLENGTH, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "FocalLength" }, { EXIFTAG_SUBJECTAREA, -1, -1, TIFF_SHORT, FIELD_CUSTOM, 1, 1, "SubjectArea" }, { EXIFTAG_MAKERNOTE, -1, -1, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 1, "MakerNote" }, { EXIFTAG_USERCOMMENT, -1, -1, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 1, "UserComment" }, { EXIFTAG_SUBSECTIME, -1, -1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "SubSecTime" }, { EXIFTAG_SUBSECTIMEORIGINAL, -1, -1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "SubSecTimeOriginal" }, { EXIFTAG_SUBSECTIMEDIGITIZED,-1, -1, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "SubSecTimeDigitized" }, { EXIFTAG_FLASHPIXVERSION, 4, 4, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 0, "FlashpixVersion" }, { EXIFTAG_COLORSPACE, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "ColorSpace" }, { EXIFTAG_PIXELXDIMENSION, 1, 1, TIFF_LONG, FIELD_CUSTOM, 1, 0, "PixelXDimension" }, { EXIFTAG_PIXELXDIMENSION, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "PixelXDimension" }, { EXIFTAG_PIXELYDIMENSION, 1, 1, TIFF_LONG, FIELD_CUSTOM, 1, 0, "PixelYDimension" }, { EXIFTAG_PIXELYDIMENSION, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "PixelYDimension" }, { EXIFTAG_RELATEDSOUNDFILE, 13, 13, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "RelatedSoundFile" }, { EXIFTAG_FLASHENERGY, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "FlashEnergy" }, { EXIFTAG_SPATIALFREQUENCYRESPONSE, -1, -1, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 1, "SpatialFrequencyResponse" }, { EXIFTAG_FOCALPLANEXRESOLUTION, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "FocalPlaneXResolution" }, { EXIFTAG_FOCALPLANEYRESOLUTION, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "FocalPlaneYResolution" }, { EXIFTAG_FOCALPLANERESOLUTIONUNIT, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "FocalPlaneResolutionUnit" }, { EXIFTAG_SUBJECTLOCATION, 2, 2, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "SubjectLocation" }, { EXIFTAG_EXPOSUREINDEX, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "ExposureIndex" }, { EXIFTAG_SENSINGMETHOD, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "SensingMethod" }, { EXIFTAG_FILESOURCE, 1, 1, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 0, "FileSource" }, { EXIFTAG_SCENETYPE, 1, 1, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 0, "SceneType" }, { EXIFTAG_CFAPATTERN, -1, -1, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 1, "CFAPattern" }, { EXIFTAG_CUSTOMRENDERED, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "CustomRendered" }, { EXIFTAG_EXPOSUREMODE, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "ExposureMode" }, { EXIFTAG_WHITEBALANCE, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "WhiteBalance" }, { EXIFTAG_DIGITALZOOMRATIO, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "DigitalZoomRatio" }, { EXIFTAG_FOCALLENGTHIN35MMFILM, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "FocalLengthIn35mmFilm" }, { EXIFTAG_SCENECAPTURETYPE, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "SceneCaptureType" }, { EXIFTAG_GAINCONTROL, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM, 1, 0, "GainControl" }, { EXIFTAG_CONTRAST, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "Contrast" }, { EXIFTAG_SATURATION, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "Saturation" }, { EXIFTAG_SHARPNESS, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "Sharpness" }, { EXIFTAG_DEVICESETTINGDESCRIPTION, -1, -1, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 1, "DeviceSettingDescription" }, { EXIFTAG_SUBJECTDISTANCERANGE, 1, 1, TIFF_SHORT, FIELD_CUSTOM, 1, 0, "SubjectDistanceRange" }, { EXIFTAG_IMAGEUNIQUEID, 33, 33, TIFF_ASCII, FIELD_CUSTOM, 1, 0, "ImageUniqueID" } }; const TIFFFieldInfo * _TIFFGetFieldInfo(size_t *size) { *size = TIFFArrayCount(tiffFieldInfo); return tiffFieldInfo; } const TIFFFieldInfo * _TIFFGetExifFieldInfo(size_t *size) { *size = TIFFArrayCount(exifFieldInfo); return exifFieldInfo; } void _TIFFSetupFieldInfo(TIFF* tif, const TIFFFieldInfo info[], size_t n) { if (tif->tif_fieldinfo) { size_t i; for (i = 0; i < tif->tif_nfields; i++) { TIFFFieldInfo *fld = tif->tif_fieldinfo[i]; if (fld->field_bit == FIELD_CUSTOM && strncmp("Tag ", fld->field_name, 4) == 0) { _TIFFfree(fld->field_name); _TIFFfree(fld); } } _TIFFfree(tif->tif_fieldinfo); tif->tif_nfields = 0; } if (!_TIFFMergeFieldInfo(tif, info, n)) { TIFFErrorExt(tif->tif_clientdata, "_TIFFSetupFieldInfo", "Setting up field info failed"); } } static int tagCompare(const void* a, const void* b) { const TIFFFieldInfo* ta = *(const TIFFFieldInfo**) a; const TIFFFieldInfo* tb = *(const TIFFFieldInfo**) 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 TIFFFieldInfo* ta = *(const TIFFFieldInfo**) a; const TIFFFieldInfo* tb = *(const TIFFFieldInfo**) 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); } void TIFFMergeFieldInfo(TIFF* tif, const TIFFFieldInfo info[], int n) { if (_TIFFMergeFieldInfo(tif, info, n) < 0) { TIFFErrorExt(tif->tif_clientdata, "TIFFMergeFieldInfo", "Merging block of %d fields failed", n); } } int _TIFFMergeFieldInfo(TIFF* tif, const TIFFFieldInfo info[], int n) { static const char module[] = "_TIFFMergeFieldInfo"; static const char reason[] = "for field info array"; TIFFFieldInfo** tp; int i; tif->tif_foundfield = NULL; if (tif->tif_nfields > 0) { tif->tif_fieldinfo = (TIFFFieldInfo**) _TIFFCheckRealloc(tif, tif->tif_fieldinfo, (tif->tif_nfields + n), sizeof (TIFFFieldInfo*), reason); } else { tif->tif_fieldinfo = (TIFFFieldInfo**) _TIFFCheckMalloc(tif, n, sizeof (TIFFFieldInfo*), reason); } if (!tif->tif_fieldinfo) { TIFFErrorExt(tif->tif_clientdata, module, "Failed to allocate field info array"); return 0; } tp = tif->tif_fieldinfo + tif->tif_nfields; for (i = 0; i < n; i++) { const TIFFFieldInfo *fip = _TIFFFindFieldInfo(tif, info[i].field_tag, info[i].field_type); /* only add definitions that aren't already present */ if (!fip) { *tp++ = (TIFFFieldInfo*) (info + i); tif->tif_nfields++; } } /* Sort the field info by tag number */ qsort(tif->tif_fieldinfo, tif->tif_nfields, sizeof (TIFFFieldInfo*), tagCompare); return n; } void _TIFFPrintFieldInfo(TIFF* tif, FILE* fd) { size_t i; fprintf(fd, "%s: \n", tif->tif_name); for (i = 0; i < tif->tif_nfields; i++) { const TIFFFieldInfo* fip = tif->tif_fieldinfo[i]; fprintf(fd, "field[%2d] %5lu, %2d, %2d, %d, %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 in bytes */ int TIFFDataWidth(TIFFDataType type) { switch(type) { case 0: /* nothing */ case 1: /* TIFF_BYTE */ case 2: /* TIFF_ASCII */ case 6: /* TIFF_SBYTE */ case 7: /* TIFF_UNDEFINED */ return 1; case 3: /* TIFF_SHORT */ case 8: /* TIFF_SSHORT */ return 2; case 4: /* TIFF_LONG */ case 9: /* TIFF_SLONG */ case 11: /* TIFF_FLOAT */ case 13: /* TIFF_IFD */ return 4; case 5: /* TIFF_RATIONAL */ case 10: /* TIFF_SRATIONAL */ case 12: /* TIFF_DOUBLE */ return 8; default: return 0; /* will return 0 for unknown types */ } } /* * Return size of TIFFDataType in bytes. * * XXX: We need a separate function to determine the space needed * to store the value. For TIFF_RATIONAL values TIFFDataWidth() returns 8, * but we use 4-byte float to represent rationals. */ int _TIFFDataSize(TIFFDataType type) { switch (type) { case TIFF_BYTE: case TIFF_SBYTE: case TIFF_ASCII: 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: case TIFF_RATIONAL: case TIFF_SRATIONAL: return 4; case TIFF_DOUBLE: return 8; default: return 0; } } /* * Return nearest TIFFDataType to the sample type of an image. */ TIFFDataType _TIFFSampleToTagType(TIFF* tif) { uint32 bps = TIFFhowmany8(tif->tif_dir.td_bitspersample); switch (tif->tif_dir.td_sampleformat) { case SAMPLEFORMAT_IEEEFP: return (bps == 4 ? TIFF_FLOAT : TIFF_DOUBLE); case SAMPLEFORMAT_INT: return (bps <= 1 ? TIFF_SBYTE : bps <= 2 ? TIFF_SSHORT : TIFF_SLONG); case SAMPLEFORMAT_UINT: return (bps <= 1 ? TIFF_BYTE : bps <= 2 ? TIFF_SHORT : TIFF_LONG); case SAMPLEFORMAT_VOID: return (TIFF_UNDEFINED); } /*NOTREACHED*/ return (TIFF_UNDEFINED); } const TIFFFieldInfo* _TIFFFindFieldInfo(TIFF* tif, ttag_t tag, TIFFDataType dt) { TIFFFieldInfo key = {0, 0, 0, TIFF_NOTYPE, 0, 0, 0, 0}; TIFFFieldInfo* pkey = &key; const TIFFFieldInfo **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_fieldinfo ) { return NULL; } /* NB: use sorted search (e.g. binary search) */ key.field_tag = tag; key.field_type = dt; ret = (const TIFFFieldInfo **) bsearch(&pkey, tif->tif_fieldinfo, tif->tif_nfields, sizeof(TIFFFieldInfo *), tagCompare); return tif->tif_foundfield = (ret ? *ret : NULL); } const TIFFFieldInfo* _TIFFFindFieldInfoByName(TIFF* tif, const char *field_name, TIFFDataType dt) { TIFFFieldInfo key = {0, 0, 0, TIFF_NOTYPE, 0, 0, 0, 0}; TIFFFieldInfo* pkey = &key; const TIFFFieldInfo **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_fieldinfo ) { return NULL; } /* NB: use sorted search (e.g. binary search) */ key.field_name = (char *)field_name; key.field_type = dt; ret = (const TIFFFieldInfo **) lfind(&pkey, tif->tif_fieldinfo, &tif->tif_nfields, sizeof(TIFFFieldInfo *), tagNameCompare); return tif->tif_foundfield = (ret ? *ret : NULL); } const TIFFFieldInfo* _TIFFFieldWithTag(TIFF* tif, ttag_t tag) { const TIFFFieldInfo* fip = _TIFFFindFieldInfo(tif, tag, TIFF_ANY); if (!fip) { TIFFErrorExt(tif->tif_clientdata, "TIFFFieldWithTag", "Internal error, unknown tag 0x%x", (unsigned int) tag); assert(fip != NULL); /*NOTREACHED*/ } return (fip); } const TIFFFieldInfo* _TIFFFieldWithName(TIFF* tif, const char *field_name) { const TIFFFieldInfo* fip = _TIFFFindFieldInfoByName(tif, field_name, TIFF_ANY); if (!fip) { TIFFErrorExt(tif->tif_clientdata, "TIFFFieldWithName", "Internal error, unknown tag %s", field_name); assert(fip != NULL); /*NOTREACHED*/ } return (fip); } const TIFFFieldInfo* _TIFFFindOrRegisterFieldInfo( TIFF *tif, ttag_t tag, TIFFDataType dt ) { const TIFFFieldInfo *fld; fld = _TIFFFindFieldInfo( tif, tag, dt ); if( fld == NULL ) { fld = _TIFFCreateAnonFieldInfo( tif, tag, dt ); if (!_TIFFMergeFieldInfo(tif, fld, 1)) return NULL; } return fld; } TIFFFieldInfo* _TIFFCreateAnonFieldInfo(TIFF *tif, ttag_t tag, TIFFDataType field_type) { TIFFFieldInfo *fld; (void) tif; fld = (TIFFFieldInfo *) _TIFFmalloc(sizeof (TIFFFieldInfo)); if (fld == NULL) return NULL; _TIFFmemset( fld, 0, sizeof(TIFFFieldInfo) ); fld->field_tag = tag; fld->field_readcount = TIFF_VARIABLE2; fld->field_writecount = TIFF_VARIABLE2; fld->field_type = field_type; fld->field_bit = FIELD_CUSTOM; fld->field_oktochange = TRUE; fld->field_passcount = TRUE; fld->field_name = (char *) _TIFFmalloc(32); if (fld->field_name == NULL) { _TIFFfree(fld); return NULL; } /* * note that this name is a special sign to TIFFClose() and * _TIFFSetupFieldInfo() to free the field */ sprintf(fld->field_name, "Tag %d", (int) tag); return fld; } /* vim: set ts=8 sts=8 sw=8 noet: */