diff options
Diffstat (limited to 'tiff/libtiff/tif_dirinfo.c')
| -rw-r--r-- | tiff/libtiff/tif_dirinfo.c | 888 |
1 files changed, 0 insertions, 888 deletions
diff --git a/tiff/libtiff/tif_dirinfo.c b/tiff/libtiff/tif_dirinfo.c deleted file mode 100644 index 0a77c97..0000000 --- a/tiff/libtiff/tif_dirinfo.c +++ /dev/null @@ -1,888 +0,0 @@ -/* $Id: tif_dirinfo.c,v 1.65.2.9 2010-06-09 21:15:27 bfriesen Exp $ */ - -/* - * Copyright (c) 1988-1997 Sam Leffler - * Copyright (c) 1991-1997 Silicon Graphics, Inc. - * - * Permission to use, copy, modify, distribute, and sell this software and - * its documentation for any purpose is hereby granted without fee, provided - * that (i) the above copyright notices and this permission notice appear in - * all copies of the software and related documentation, and (ii) the names of - * Sam Leffler and Silicon Graphics may not be used in any advertising or - * publicity relating to the software without the specific, prior written - * permission of Sam Leffler and Silicon Graphics. - * - * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, - * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY - * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. - * - * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR - * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, - * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, - * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF - * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -/* - * 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_REFBLACKWHITE, - 1, 0, "ReferenceBlackWhite" }, -/* XXX temporarily accept LONG for backwards compatibility */ - { TIFFTAG_REFERENCEBLACKWHITE, 6, 6, TIFF_LONG, FIELD_REFBLACKWHITE, - 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: */ -/* - * Local Variables: - * mode: c - * c-basic-offset: 8 - * fill-column: 78 - * End: - */ |