forked from Mirrors/freeswitch
e6e5fde3b0
git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13134 d0543943-73ff-0310-b7d9-9358b9ac24b2
847 lines
32 KiB
C
847 lines
32 KiB
C
/* $Id: tif_dirinfo.c,v 1.62 2006/02/07 10:45:38 dron Exp $ */
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/*
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* Copyright (c) 1988-1997 Sam Leffler
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* Copyright (c) 1991-1997 Silicon Graphics, Inc.
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that (i) the above copyright notices and this permission notice appear in
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* all copies of the software and related documentation, and (ii) the names of
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* Sam Leffler and Silicon Graphics may not be used in any advertising or
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* publicity relating to the software without the specific, prior written
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* permission of Sam Leffler and Silicon Graphics.
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*
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* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
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* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
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*
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* IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
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* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
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* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
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* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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/*
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* TIFF Library.
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*
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* Core Directory Tag Support.
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*/
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#include "tiffiop.h"
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#include <stdlib.h>
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/*
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* NB: NB: THIS ARRAY IS ASSUMED TO BE SORTED BY TAG.
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* If a tag can have both LONG and SHORT types then the LONG must be
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* placed before the SHORT for writing to work properly.
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*
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* NOTE: The second field (field_readcount) and third field (field_writecount)
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* sometimes use the values TIFF_VARIABLE (-1), TIFF_VARIABLE2 (-3)
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* and TIFFTAG_SPP (-2). The macros should be used but would throw off
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* the formatting of the code, so please interprete the -1, -2 and -3
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* values accordingly.
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*/
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static const TIFFFieldInfo
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tiffFieldInfo[] = {
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{ TIFFTAG_SUBFILETYPE, 1, 1, TIFF_LONG, FIELD_SUBFILETYPE,
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1, 0, "SubfileType" },
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/* XXX SHORT for compatibility w/ old versions of the library */
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{ TIFFTAG_SUBFILETYPE, 1, 1, TIFF_SHORT, FIELD_SUBFILETYPE,
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1, 0, "SubfileType" },
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{ TIFFTAG_OSUBFILETYPE, 1, 1, TIFF_SHORT, FIELD_SUBFILETYPE,
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1, 0, "OldSubfileType" },
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{ TIFFTAG_IMAGEWIDTH, 1, 1, TIFF_LONG, FIELD_IMAGEDIMENSIONS,
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0, 0, "ImageWidth" },
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{ TIFFTAG_IMAGEWIDTH, 1, 1, TIFF_SHORT, FIELD_IMAGEDIMENSIONS,
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0, 0, "ImageWidth" },
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{ TIFFTAG_IMAGELENGTH, 1, 1, TIFF_LONG, FIELD_IMAGEDIMENSIONS,
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1, 0, "ImageLength" },
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{ TIFFTAG_IMAGELENGTH, 1, 1, TIFF_SHORT, FIELD_IMAGEDIMENSIONS,
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1, 0, "ImageLength" },
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{ TIFFTAG_BITSPERSAMPLE, -1,-1, TIFF_SHORT, FIELD_BITSPERSAMPLE,
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0, 0, "BitsPerSample" },
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/* XXX LONG for compatibility with some broken TIFF writers */
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{ TIFFTAG_BITSPERSAMPLE, -1,-1, TIFF_LONG, FIELD_BITSPERSAMPLE,
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0, 0, "BitsPerSample" },
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{ TIFFTAG_COMPRESSION, -1, 1, TIFF_SHORT, FIELD_COMPRESSION,
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0, 0, "Compression" },
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/* XXX LONG for compatibility with some broken TIFF writers */
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{ TIFFTAG_COMPRESSION, -1, 1, TIFF_LONG, FIELD_COMPRESSION,
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0, 0, "Compression" },
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{ TIFFTAG_PHOTOMETRIC, 1, 1, TIFF_SHORT, FIELD_PHOTOMETRIC,
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0, 0, "PhotometricInterpretation" },
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/* XXX LONG for compatibility with some broken TIFF writers */
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{ TIFFTAG_PHOTOMETRIC, 1, 1, TIFF_LONG, FIELD_PHOTOMETRIC,
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0, 0, "PhotometricInterpretation" },
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{ TIFFTAG_THRESHHOLDING, 1, 1, TIFF_SHORT, FIELD_THRESHHOLDING,
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1, 0, "Threshholding" },
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{ TIFFTAG_CELLWIDTH, 1, 1, TIFF_SHORT, FIELD_IGNORE,
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1, 0, "CellWidth" },
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{ TIFFTAG_CELLLENGTH, 1, 1, TIFF_SHORT, FIELD_IGNORE,
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1, 0, "CellLength" },
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{ TIFFTAG_FILLORDER, 1, 1, TIFF_SHORT, FIELD_FILLORDER,
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0, 0, "FillOrder" },
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{ TIFFTAG_DOCUMENTNAME, -1,-1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "DocumentName" },
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{ TIFFTAG_IMAGEDESCRIPTION, -1,-1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "ImageDescription" },
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{ TIFFTAG_MAKE, -1,-1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "Make" },
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{ TIFFTAG_MODEL, -1,-1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "Model" },
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{ TIFFTAG_STRIPOFFSETS, -1,-1, TIFF_LONG, FIELD_STRIPOFFSETS,
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0, 0, "StripOffsets" },
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{ TIFFTAG_STRIPOFFSETS, -1,-1, TIFF_SHORT, FIELD_STRIPOFFSETS,
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0, 0, "StripOffsets" },
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{ TIFFTAG_ORIENTATION, 1, 1, TIFF_SHORT, FIELD_ORIENTATION,
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0, 0, "Orientation" },
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{ TIFFTAG_SAMPLESPERPIXEL, 1, 1, TIFF_SHORT, FIELD_SAMPLESPERPIXEL,
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0, 0, "SamplesPerPixel" },
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{ TIFFTAG_ROWSPERSTRIP, 1, 1, TIFF_LONG, FIELD_ROWSPERSTRIP,
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0, 0, "RowsPerStrip" },
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{ TIFFTAG_ROWSPERSTRIP, 1, 1, TIFF_SHORT, FIELD_ROWSPERSTRIP,
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0, 0, "RowsPerStrip" },
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{ TIFFTAG_STRIPBYTECOUNTS, -1,-1, TIFF_LONG, FIELD_STRIPBYTECOUNTS,
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0, 0, "StripByteCounts" },
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{ TIFFTAG_STRIPBYTECOUNTS, -1,-1, TIFF_SHORT, FIELD_STRIPBYTECOUNTS,
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0, 0, "StripByteCounts" },
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{ TIFFTAG_MINSAMPLEVALUE, -2,-1, TIFF_SHORT, FIELD_MINSAMPLEVALUE,
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1, 0, "MinSampleValue" },
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{ TIFFTAG_MAXSAMPLEVALUE, -2,-1, TIFF_SHORT, FIELD_MAXSAMPLEVALUE,
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1, 0, "MaxSampleValue" },
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{ TIFFTAG_XRESOLUTION, 1, 1, TIFF_RATIONAL, FIELD_RESOLUTION,
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1, 0, "XResolution" },
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{ TIFFTAG_YRESOLUTION, 1, 1, TIFF_RATIONAL, FIELD_RESOLUTION,
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1, 0, "YResolution" },
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{ TIFFTAG_PLANARCONFIG, 1, 1, TIFF_SHORT, FIELD_PLANARCONFIG,
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0, 0, "PlanarConfiguration" },
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{ TIFFTAG_PAGENAME, -1,-1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "PageName" },
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{ TIFFTAG_XPOSITION, 1, 1, TIFF_RATIONAL, FIELD_POSITION,
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1, 0, "XPosition" },
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{ TIFFTAG_YPOSITION, 1, 1, TIFF_RATIONAL, FIELD_POSITION,
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1, 0, "YPosition" },
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{ TIFFTAG_FREEOFFSETS, -1,-1, TIFF_LONG, FIELD_IGNORE,
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0, 0, "FreeOffsets" },
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{ TIFFTAG_FREEBYTECOUNTS, -1,-1, TIFF_LONG, FIELD_IGNORE,
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0, 0, "FreeByteCounts" },
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{ TIFFTAG_GRAYRESPONSEUNIT, 1, 1, TIFF_SHORT, FIELD_IGNORE,
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1, 0, "GrayResponseUnit" },
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{ TIFFTAG_GRAYRESPONSECURVE,-1,-1, TIFF_SHORT, FIELD_IGNORE,
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1, 0, "GrayResponseCurve" },
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{ TIFFTAG_RESOLUTIONUNIT, 1, 1, TIFF_SHORT, FIELD_RESOLUTIONUNIT,
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1, 0, "ResolutionUnit" },
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{ TIFFTAG_PAGENUMBER, 2, 2, TIFF_SHORT, FIELD_PAGENUMBER,
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1, 0, "PageNumber" },
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{ TIFFTAG_COLORRESPONSEUNIT, 1, 1, TIFF_SHORT, FIELD_IGNORE,
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1, 0, "ColorResponseUnit" },
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{ TIFFTAG_TRANSFERFUNCTION, -1,-1, TIFF_SHORT, FIELD_TRANSFERFUNCTION,
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1, 0, "TransferFunction" },
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{ TIFFTAG_SOFTWARE, -1,-1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "Software" },
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{ TIFFTAG_DATETIME, 20,20, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "DateTime" },
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{ TIFFTAG_ARTIST, -1,-1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "Artist" },
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{ TIFFTAG_HOSTCOMPUTER, -1,-1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "HostComputer" },
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{ TIFFTAG_WHITEPOINT, 2, 2, TIFF_RATIONAL, FIELD_CUSTOM,
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1, 0, "WhitePoint" },
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{ TIFFTAG_PRIMARYCHROMATICITIES,6,6,TIFF_RATIONAL, FIELD_CUSTOM,
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1, 0, "PrimaryChromaticities" },
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{ TIFFTAG_COLORMAP, -1,-1, TIFF_SHORT, FIELD_COLORMAP,
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1, 0, "ColorMap" },
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{ TIFFTAG_HALFTONEHINTS, 2, 2, TIFF_SHORT, FIELD_HALFTONEHINTS,
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1, 0, "HalftoneHints" },
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{ TIFFTAG_TILEWIDTH, 1, 1, TIFF_LONG, FIELD_TILEDIMENSIONS,
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0, 0, "TileWidth" },
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{ TIFFTAG_TILEWIDTH, 1, 1, TIFF_SHORT, FIELD_TILEDIMENSIONS,
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0, 0, "TileWidth" },
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{ TIFFTAG_TILELENGTH, 1, 1, TIFF_LONG, FIELD_TILEDIMENSIONS,
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0, 0, "TileLength" },
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{ TIFFTAG_TILELENGTH, 1, 1, TIFF_SHORT, FIELD_TILEDIMENSIONS,
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0, 0, "TileLength" },
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{ TIFFTAG_TILEOFFSETS, -1, 1, TIFF_LONG, FIELD_STRIPOFFSETS,
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0, 0, "TileOffsets" },
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{ TIFFTAG_TILEBYTECOUNTS, -1, 1, TIFF_LONG, FIELD_STRIPBYTECOUNTS,
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0, 0, "TileByteCounts" },
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{ TIFFTAG_TILEBYTECOUNTS, -1, 1, TIFF_SHORT, FIELD_STRIPBYTECOUNTS,
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0, 0, "TileByteCounts" },
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{ TIFFTAG_SUBIFD, -1,-1, TIFF_IFD, FIELD_SUBIFD,
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1, 1, "SubIFD" },
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{ TIFFTAG_SUBIFD, -1,-1, TIFF_LONG, FIELD_SUBIFD,
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1, 1, "SubIFD" },
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{ TIFFTAG_INKSET, 1, 1, TIFF_SHORT, FIELD_CUSTOM,
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0, 0, "InkSet" },
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{ TIFFTAG_INKNAMES, -1,-1, TIFF_ASCII, FIELD_INKNAMES,
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1, 1, "InkNames" },
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{ TIFFTAG_NUMBEROFINKS, 1, 1, TIFF_SHORT, FIELD_CUSTOM,
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1, 0, "NumberOfInks" },
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{ TIFFTAG_DOTRANGE, 2, 2, TIFF_SHORT, FIELD_CUSTOM,
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0, 0, "DotRange" },
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{ TIFFTAG_DOTRANGE, 2, 2, TIFF_BYTE, FIELD_CUSTOM,
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0, 0, "DotRange" },
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{ TIFFTAG_TARGETPRINTER, -1,-1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "TargetPrinter" },
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{ TIFFTAG_EXTRASAMPLES, -1,-1, TIFF_SHORT, FIELD_EXTRASAMPLES,
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0, 1, "ExtraSamples" },
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/* XXX for bogus Adobe Photoshop v2.5 files */
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{ TIFFTAG_EXTRASAMPLES, -1,-1, TIFF_BYTE, FIELD_EXTRASAMPLES,
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0, 1, "ExtraSamples" },
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{ TIFFTAG_SAMPLEFORMAT, -1,-1, TIFF_SHORT, FIELD_SAMPLEFORMAT,
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0, 0, "SampleFormat" },
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{ TIFFTAG_SMINSAMPLEVALUE, -2,-1, TIFF_ANY, FIELD_SMINSAMPLEVALUE,
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1, 0, "SMinSampleValue" },
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{ TIFFTAG_SMAXSAMPLEVALUE, -2,-1, TIFF_ANY, FIELD_SMAXSAMPLEVALUE,
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1, 0, "SMaxSampleValue" },
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{ TIFFTAG_CLIPPATH, -1, -3, TIFF_BYTE, FIELD_CUSTOM,
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0, 1, "ClipPath" },
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{ TIFFTAG_XCLIPPATHUNITS, 1, 1, TIFF_SLONG, FIELD_CUSTOM,
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0, 0, "XClipPathUnits" },
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{ TIFFTAG_XCLIPPATHUNITS, 1, 1, TIFF_SSHORT, FIELD_CUSTOM,
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0, 0, "XClipPathUnits" },
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{ TIFFTAG_XCLIPPATHUNITS, 1, 1, TIFF_SBYTE, FIELD_CUSTOM,
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0, 0, "XClipPathUnits" },
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{ TIFFTAG_YCLIPPATHUNITS, 1, 1, TIFF_SLONG, FIELD_CUSTOM,
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0, 0, "YClipPathUnits" },
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{ TIFFTAG_YCLIPPATHUNITS, 1, 1, TIFF_SSHORT, FIELD_CUSTOM,
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0, 0, "YClipPathUnits" },
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{ TIFFTAG_YCLIPPATHUNITS, 1, 1, TIFF_SBYTE, FIELD_CUSTOM,
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0, 0, "YClipPathUnits" },
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{ TIFFTAG_YCBCRCOEFFICIENTS, 3, 3, TIFF_RATIONAL, FIELD_CUSTOM,
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0, 0, "YCbCrCoefficients" },
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{ TIFFTAG_YCBCRSUBSAMPLING, 2, 2, TIFF_SHORT, FIELD_YCBCRSUBSAMPLING,
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0, 0, "YCbCrSubsampling" },
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{ TIFFTAG_YCBCRPOSITIONING, 1, 1, TIFF_SHORT, FIELD_YCBCRPOSITIONING,
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0, 0, "YCbCrPositioning" },
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{ TIFFTAG_REFERENCEBLACKWHITE, 6, 6, TIFF_RATIONAL, FIELD_CUSTOM,
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1, 0, "ReferenceBlackWhite" },
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/* XXX temporarily accept LONG for backwards compatibility */
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{ TIFFTAG_REFERENCEBLACKWHITE, 6, 6, TIFF_LONG, FIELD_CUSTOM,
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1, 0, "ReferenceBlackWhite" },
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{ TIFFTAG_XMLPACKET, -3,-3, TIFF_BYTE, FIELD_CUSTOM,
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0, 1, "XMLPacket" },
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/* begin SGI tags */
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{ TIFFTAG_MATTEING, 1, 1, TIFF_SHORT, FIELD_EXTRASAMPLES,
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0, 0, "Matteing" },
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{ TIFFTAG_DATATYPE, -2,-1, TIFF_SHORT, FIELD_SAMPLEFORMAT,
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0, 0, "DataType" },
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{ TIFFTAG_IMAGEDEPTH, 1, 1, TIFF_LONG, FIELD_IMAGEDEPTH,
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0, 0, "ImageDepth" },
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{ TIFFTAG_IMAGEDEPTH, 1, 1, TIFF_SHORT, FIELD_IMAGEDEPTH,
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0, 0, "ImageDepth" },
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{ TIFFTAG_TILEDEPTH, 1, 1, TIFF_LONG, FIELD_TILEDEPTH,
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0, 0, "TileDepth" },
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{ TIFFTAG_TILEDEPTH, 1, 1, TIFF_SHORT, FIELD_TILEDEPTH,
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0, 0, "TileDepth" },
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/* end SGI tags */
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/* begin Pixar tags */
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{ TIFFTAG_PIXAR_IMAGEFULLWIDTH, 1, 1, TIFF_LONG, FIELD_CUSTOM,
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1, 0, "ImageFullWidth" },
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{ TIFFTAG_PIXAR_IMAGEFULLLENGTH, 1, 1, TIFF_LONG, FIELD_CUSTOM,
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1, 0, "ImageFullLength" },
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{ TIFFTAG_PIXAR_TEXTUREFORMAT, -1, -1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "TextureFormat" },
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{ TIFFTAG_PIXAR_WRAPMODES, -1, -1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "TextureWrapModes" },
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{ TIFFTAG_PIXAR_FOVCOT, 1, 1, TIFF_FLOAT, FIELD_CUSTOM,
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1, 0, "FieldOfViewCotangent" },
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{ TIFFTAG_PIXAR_MATRIX_WORLDTOSCREEN, 16,16, TIFF_FLOAT,
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FIELD_CUSTOM, 1, 0, "MatrixWorldToScreen" },
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{ TIFFTAG_PIXAR_MATRIX_WORLDTOCAMERA, 16,16, TIFF_FLOAT,
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FIELD_CUSTOM, 1, 0, "MatrixWorldToCamera" },
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{ TIFFTAG_COPYRIGHT, -1, -1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "Copyright" },
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/* end Pixar tags */
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{ TIFFTAG_RICHTIFFIPTC, -3, -3, TIFF_LONG, FIELD_CUSTOM,
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0, 1, "RichTIFFIPTC" },
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{ TIFFTAG_PHOTOSHOP, -3, -3, TIFF_BYTE, FIELD_CUSTOM,
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0, 1, "Photoshop" },
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{ TIFFTAG_EXIFIFD, 1, 1, TIFF_LONG, FIELD_CUSTOM,
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0, 0, "EXIFIFDOffset" },
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{ TIFFTAG_ICCPROFILE, -3, -3, TIFF_UNDEFINED, FIELD_CUSTOM,
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0, 1, "ICC Profile" },
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{ TIFFTAG_GPSIFD, 1, 1, TIFF_LONG, FIELD_CUSTOM,
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0, 0, "GPSIFDOffset" },
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{ TIFFTAG_STONITS, 1, 1, TIFF_DOUBLE, FIELD_CUSTOM,
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0, 0, "StoNits" },
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{ TIFFTAG_INTEROPERABILITYIFD, 1, 1, TIFF_LONG, FIELD_CUSTOM,
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0, 0, "InteroperabilityIFDOffset" },
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/* begin DNG tags */
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{ TIFFTAG_DNGVERSION, 4, 4, TIFF_BYTE, FIELD_CUSTOM,
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0, 0, "DNGVersion" },
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{ TIFFTAG_DNGBACKWARDVERSION, 4, 4, TIFF_BYTE, FIELD_CUSTOM,
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0, 0, "DNGBackwardVersion" },
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{ TIFFTAG_UNIQUECAMERAMODEL, -1, -1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "UniqueCameraModel" },
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{ TIFFTAG_LOCALIZEDCAMERAMODEL, -1, -1, TIFF_ASCII, FIELD_CUSTOM,
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1, 0, "LocalizedCameraModel" },
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{ TIFFTAG_LOCALIZEDCAMERAMODEL, -1, -1, TIFF_BYTE, FIELD_CUSTOM,
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1, 1, "LocalizedCameraModel" },
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{ TIFFTAG_CFAPLANECOLOR, -1, -1, TIFF_BYTE, FIELD_CUSTOM,
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0, 1, "CFAPlaneColor" },
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{ TIFFTAG_CFALAYOUT, 1, 1, TIFF_SHORT, FIELD_CUSTOM,
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0, 0, "CFALayout" },
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{ TIFFTAG_LINEARIZATIONTABLE, -1, -1, TIFF_SHORT, FIELD_CUSTOM,
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0, 1, "LinearizationTable" },
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{ TIFFTAG_BLACKLEVELREPEATDIM, 2, 2, TIFF_SHORT, FIELD_CUSTOM,
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0, 0, "BlackLevelRepeatDim" },
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{ TIFFTAG_BLACKLEVEL, -1, -1, TIFF_LONG, FIELD_CUSTOM,
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0, 1, "BlackLevel" },
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{ TIFFTAG_BLACKLEVEL, -1, -1, TIFF_SHORT, FIELD_CUSTOM,
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0, 1, "BlackLevel" },
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{ TIFFTAG_BLACKLEVEL, -1, -1, TIFF_RATIONAL, FIELD_CUSTOM,
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0, 1, "BlackLevel" },
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{ TIFFTAG_BLACKLEVELDELTAH, -1, -1, TIFF_SRATIONAL, FIELD_CUSTOM,
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0, 1, "BlackLevelDeltaH" },
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{ TIFFTAG_BLACKLEVELDELTAV, -1, -1, TIFF_SRATIONAL, FIELD_CUSTOM,
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0, 1, "BlackLevelDeltaV" },
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{ TIFFTAG_WHITELEVEL, -2, -2, TIFF_LONG, FIELD_CUSTOM,
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0, 0, "WhiteLevel" },
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{ TIFFTAG_WHITELEVEL, -2, -2, TIFF_SHORT, FIELD_CUSTOM,
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0, 0, "WhiteLevel" },
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{ TIFFTAG_DEFAULTSCALE, 2, 2, TIFF_RATIONAL, FIELD_CUSTOM,
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0, 0, "DefaultScale" },
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{ TIFFTAG_BESTQUALITYSCALE, 1, 1, TIFF_RATIONAL, FIELD_CUSTOM,
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0, 0, "BestQualityScale" },
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{ TIFFTAG_DEFAULTCROPORIGIN, 2, 2, TIFF_LONG, FIELD_CUSTOM,
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0, 0, "DefaultCropOrigin" },
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{ TIFFTAG_DEFAULTCROPORIGIN, 2, 2, TIFF_SHORT, FIELD_CUSTOM,
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0, 0, "DefaultCropOrigin" },
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{ TIFFTAG_DEFAULTCROPORIGIN, 2, 2, TIFF_RATIONAL, FIELD_CUSTOM,
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0, 0, "DefaultCropOrigin" },
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{ TIFFTAG_DEFAULTCROPSIZE, 2, 2, TIFF_LONG, FIELD_CUSTOM,
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0, 0, "DefaultCropSize" },
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{ 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_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;
|
|
}
|
|
_TIFFMergeFieldInfo(tif, info, n);
|
|
}
|
|
|
|
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 (ta->field_tag < tb->field_tag ? -1 : 1);
|
|
else
|
|
return ((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;
|
|
|
|
return strcmp(ta->field_name, tb->field_name);
|
|
}
|
|
|
|
void
|
|
_TIFFMergeFieldInfo(TIFF* tif, const TIFFFieldInfo info[], int n)
|
|
{
|
|
TIFFFieldInfo** tp;
|
|
int i;
|
|
|
|
tif->tif_foundfield = NULL;
|
|
|
|
if (tif->tif_nfields > 0) {
|
|
tif->tif_fieldinfo = (TIFFFieldInfo**)
|
|
_TIFFrealloc(tif->tif_fieldinfo,
|
|
(tif->tif_nfields+n) * sizeof (TIFFFieldInfo*));
|
|
} else {
|
|
tif->tif_fieldinfo = (TIFFFieldInfo**)
|
|
_TIFFmalloc(n * sizeof (TIFFFieldInfo*));
|
|
}
|
|
assert(tif->tif_fieldinfo != NULL);
|
|
tp = tif->tif_fieldinfo + tif->tif_nfields;
|
|
for (i = 0; i < n; i++)
|
|
*tp++ = (TIFFFieldInfo*) (info + i); /* XXX */
|
|
|
|
/* Sort the field info by tag number */
|
|
qsort(tif->tif_fieldinfo, tif->tif_nfields += n,
|
|
sizeof (TIFFFieldInfo*), tagCompare);
|
|
}
|
|
|
|
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)
|
|
{
|
|
int i, n;
|
|
|
|
if (tif->tif_foundfield && tif->tif_foundfield->field_tag == tag &&
|
|
(dt == TIFF_ANY || dt == tif->tif_foundfield->field_type))
|
|
return (tif->tif_foundfield);
|
|
/* NB: use sorted search (e.g. binary search) */
|
|
if(dt != TIFF_ANY) {
|
|
TIFFFieldInfo key = {0, 0, 0, TIFF_NOTYPE, 0, 0, 0, 0};
|
|
TIFFFieldInfo* pkey = &key;
|
|
const TIFFFieldInfo **ret;
|
|
|
|
key.field_tag = tag;
|
|
key.field_type = dt;
|
|
|
|
ret = (const TIFFFieldInfo **) bsearch(&pkey,
|
|
tif->tif_fieldinfo,
|
|
tif->tif_nfields,
|
|
sizeof(TIFFFieldInfo *),
|
|
tagCompare);
|
|
return (ret) ? (*ret) : NULL;
|
|
} else for (i = 0, n = tif->tif_nfields; i < n; i++) {
|
|
const TIFFFieldInfo* fip = tif->tif_fieldinfo[i];
|
|
if (fip->field_tag == tag &&
|
|
(dt == TIFF_ANY || fip->field_type == dt))
|
|
return (tif->tif_foundfield = fip);
|
|
}
|
|
return ((const TIFFFieldInfo *)0);
|
|
}
|
|
|
|
const TIFFFieldInfo*
|
|
_TIFFFindFieldInfoByName(TIFF* tif, const char *field_name, TIFFDataType dt)
|
|
{
|
|
int i, n;
|
|
|
|
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);
|
|
/* NB: use sorted search (e.g. binary search) */
|
|
if(dt != TIFF_ANY) {
|
|
TIFFFieldInfo key = {0, 0, 0, TIFF_NOTYPE, 0, 0, 0, 0};
|
|
TIFFFieldInfo* pkey = &key;
|
|
const TIFFFieldInfo **ret;
|
|
|
|
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 (ret) ? (*ret) : NULL;
|
|
} else
|
|
for (i = 0, n = tif->tif_nfields; i < n; i++) {
|
|
const TIFFFieldInfo* fip = tif->tif_fieldinfo[i];
|
|
if (streq(fip->field_name, field_name) &&
|
|
(dt == TIFF_ANY || fip->field_type == dt))
|
|
return (tif->tif_foundfield = fip);
|
|
}
|
|
return ((const TIFFFieldInfo *)0);
|
|
}
|
|
|
|
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 );
|
|
_TIFFMergeFieldInfo( tif, fld, 1 );
|
|
}
|
|
|
|
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_VARIABLE;
|
|
fld->field_writecount = TIFF_VARIABLE;
|
|
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: */
|