X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/94fbea122fab5a025cde3f7637f6729a9621bf1f..f5bed7a885024108682c32c74567cdf7bf2ed13b:/src/tiff/tif_dirinfo.c diff --git a/src/tiff/tif_dirinfo.c b/src/tiff/tif_dirinfo.c index b7494e4bbd..c8a02e1f69 100644 --- a/src/tiff/tif_dirinfo.c +++ b/src/tiff/tif_dirinfo.c @@ -4,23 +4,23 @@ * Copyright (c) 1988-1997 Sam Leffler * Copyright (c) 1991-1997 Silicon Graphics, Inc. * - * Permission to use, copy, modify, distribute, and sell this software and + * 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. - * + * + * 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 + * 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. */ @@ -31,14 +31,25 @@ */ #include "tiffiop.h" #include +#include +#include /* * 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[] = { +#ifndef VMS +static +#endif +const TIFFFieldInfo tiffFieldInfo[] = { { TIFFTAG_SUBFILETYPE, 1, 1, TIFF_LONG, FIELD_SUBFILETYPE, TRUE, FALSE, "SubfileType" }, /* XXX SHORT for compatibility w/ old versions of the library */ @@ -54,10 +65,19 @@ static const TIFFFieldInfo tiffFieldInfo[] = { TRUE, FALSE, "ImageLength" }, { TIFFTAG_IMAGELENGTH, 1, 1, TIFF_SHORT, FIELD_IMAGEDIMENSIONS, TRUE, FALSE, "ImageLength" }, +/* XXX LONG for compatibility with some broken TIFF writers */ + { TIFFTAG_BITSPERSAMPLE, -1,-1, TIFF_LONG, FIELD_BITSPERSAMPLE, + FALSE, FALSE, "BitsPerSample" }, { TIFFTAG_BITSPERSAMPLE, -1,-1, TIFF_SHORT, FIELD_BITSPERSAMPLE, FALSE, FALSE, "BitsPerSample" }, +/* XXX LONG for compatibility with some broken TIFF writers */ + { TIFFTAG_COMPRESSION, -1, 1, TIFF_LONG, FIELD_COMPRESSION, + FALSE, FALSE, "Compression" }, { TIFFTAG_COMPRESSION, -1, 1, TIFF_SHORT, FIELD_COMPRESSION, FALSE, FALSE, "Compression" }, +/* XXX LONG for compatibility with some broken TIFF writers */ + { TIFFTAG_PHOTOMETRIC, 1, 1, TIFF_LONG, FIELD_PHOTOMETRIC, + FALSE, FALSE, "PhotometricInterpretation" }, { TIFFTAG_PHOTOMETRIC, 1, 1, TIFF_SHORT, FIELD_PHOTOMETRIC, FALSE, FALSE, "PhotometricInterpretation" }, { TIFFTAG_THRESHHOLDING, 1, 1, TIFF_SHORT, FIELD_THRESHHOLDING, @@ -122,11 +142,9 @@ static const TIFFFieldInfo tiffFieldInfo[] = { TRUE, FALSE, "PageNumber" }, { TIFFTAG_COLORRESPONSEUNIT, 1, 1, TIFF_SHORT, FIELD_IGNORE, TRUE, FALSE, "ColorResponseUnit" }, -#ifdef COLORIMETRY_SUPPORT { TIFFTAG_TRANSFERFUNCTION, -1,-1, TIFF_SHORT, FIELD_TRANSFERFUNCTION, TRUE, FALSE, "TransferFunction" }, -#endif - { TIFFTAG_SOFTWARE, -1,-1, TIFF_ASCII, FIELD_SOFTWARE, + { TIFFTAG_SOFTWARE, -1,-1, TIFF_ASCII, FIELD_CUSTOM, TRUE, FALSE, "Software" }, { TIFFTAG_DATETIME, 20,20, TIFF_ASCII, FIELD_DATETIME, TRUE, FALSE, "DateTime" }, @@ -134,12 +152,10 @@ static const TIFFFieldInfo tiffFieldInfo[] = { TRUE, FALSE, "Artist" }, { TIFFTAG_HOSTCOMPUTER, -1,-1, TIFF_ASCII, FIELD_HOSTCOMPUTER, TRUE, FALSE, "HostComputer" }, -#ifdef COLORIMETRY_SUPPORT { TIFFTAG_WHITEPOINT, 2, 2, TIFF_RATIONAL,FIELD_WHITEPOINT, TRUE, FALSE, "WhitePoint" }, { TIFFTAG_PRIMARYCHROMATICITIES,6,6,TIFF_RATIONAL,FIELD_PRIMARYCHROMAS, TRUE, FALSE, "PrimaryChromaticities" }, -#endif { TIFFTAG_COLORMAP, -1,-1, TIFF_SHORT, FIELD_COLORMAP, TRUE, FALSE, "ColorMap" }, { TIFFTAG_HALFTONEHINTS, 2, 2, TIFF_SHORT, FIELD_HALFTONEHINTS, @@ -158,11 +174,8 @@ static const TIFFFieldInfo tiffFieldInfo[] = { FALSE, FALSE, "TileByteCounts" }, { TIFFTAG_TILEBYTECOUNTS, -1, 1, TIFF_SHORT, FIELD_STRIPBYTECOUNTS, FALSE, FALSE, "TileByteCounts" }, -#ifdef TIFFTAG_SUBIFD { TIFFTAG_SUBIFD, -1,-1, TIFF_LONG, FIELD_SUBIFD, TRUE, TRUE, "SubIFD" }, -#endif -#ifdef CMYK_SUPPORT /* 6.0 CMYK tags */ { TIFFTAG_INKSET, 1, 1, TIFF_SHORT, FIELD_INKSET, FALSE, FALSE, "InkSet" }, { TIFFTAG_INKNAMES, -1,-1, TIFF_ASCII, FIELD_INKNAMES, @@ -175,7 +188,6 @@ static const TIFFFieldInfo tiffFieldInfo[] = { FALSE, FALSE, "DotRange" }, { TIFFTAG_TARGETPRINTER, -1,-1, TIFF_ASCII, FIELD_TARGETPRINTER, TRUE, FALSE, "TargetPrinter" }, -#endif { TIFFTAG_EXTRASAMPLES, -1,-1, TIFF_SHORT, FIELD_EXTRASAMPLES, FALSE, FALSE, "ExtraSamples" }, /* XXX for bogus Adobe Photoshop v2.5 files */ @@ -187,21 +199,19 @@ static const TIFFFieldInfo tiffFieldInfo[] = { TRUE, FALSE, "SMinSampleValue" }, { TIFFTAG_SMAXSAMPLEVALUE, -2,-1, TIFF_ANY, FIELD_SMAXSAMPLEVALUE, TRUE, FALSE, "SMaxSampleValue" }, -#ifdef YCBCR_SUPPORT /* 6.0 YCbCr tags */ { TIFFTAG_YCBCRCOEFFICIENTS, 3, 3, TIFF_RATIONAL, FIELD_YCBCRCOEFFICIENTS, FALSE, FALSE, "YCbCrCoefficients" }, { TIFFTAG_YCBCRSUBSAMPLING, 2, 2, TIFF_SHORT, FIELD_YCBCRSUBSAMPLING, FALSE, FALSE, "YCbCrSubsampling" }, { TIFFTAG_YCBCRPOSITIONING, 1, 1, TIFF_SHORT, FIELD_YCBCRPOSITIONING, FALSE, FALSE, "YCbCrPositioning" }, -#endif -#ifdef COLORIMETRY_SUPPORT { TIFFTAG_REFERENCEBLACKWHITE,6,6,TIFF_RATIONAL, FIELD_REFBLACKWHITE, TRUE, FALSE, "ReferenceBlackWhite" }, /* XXX temporarily accept LONG for backwards compatibility */ { TIFFTAG_REFERENCEBLACKWHITE,6,6,TIFF_LONG, FIELD_REFBLACKWHITE, TRUE, FALSE, "ReferenceBlackWhite" }, -#endif + { TIFFTAG_XMLPACKET, -1,-3, TIFF_UNDEFINED, FIELD_XMLPACKET, + FALSE, TRUE, "XMLPacket" }, /* begin SGI tags */ { TIFFTAG_MATTEING, 1, 1, TIFF_SHORT, FIELD_EXTRASAMPLES, FALSE, FALSE, "Matteing" }, @@ -216,25 +226,37 @@ static const TIFFFieldInfo tiffFieldInfo[] = { { TIFFTAG_TILEDEPTH, 1, 1, TIFF_SHORT, FIELD_TILEDEPTH, FALSE, FALSE, "TileDepth" }, /* end SGI tags */ +/* begin Pixar tags */ + { TIFFTAG_PIXAR_IMAGEFULLWIDTH, 1, 1, TIFF_LONG, FIELD_IMAGEFULLWIDTH, + TRUE, FALSE, "ImageFullWidth" }, + { TIFFTAG_PIXAR_IMAGEFULLLENGTH, 1, 1, TIFF_LONG, FIELD_IMAGEFULLLENGTH, + TRUE, FALSE, "ImageFullLength" }, + { TIFFTAG_PIXAR_TEXTUREFORMAT, -1,-1, TIFF_ASCII, FIELD_TEXTUREFORMAT, + TRUE, FALSE, "TextureFormat" }, + { TIFFTAG_PIXAR_WRAPMODES, -1,-1, TIFF_ASCII, FIELD_WRAPMODES, + TRUE, FALSE, "TextureWrapModes" }, + { TIFFTAG_PIXAR_FOVCOT, 1, 1, TIFF_FLOAT, FIELD_FOVCOT, + TRUE, FALSE, "FieldOfViewCotan" }, + { TIFFTAG_PIXAR_MATRIX_WORLDTOSCREEN, 16,16, TIFF_FLOAT, + FIELD_MATRIX_WORLDTOSCREEN, TRUE, FALSE, "MatrixWorldToScreen" }, + { TIFFTAG_PIXAR_MATRIX_WORLDTOCAMERA, 16,16, TIFF_FLOAT, + FIELD_MATRIX_WORLDTOCAMERA, TRUE, FALSE, "MatrixWorldToCamera" }, + { TIFFTAG_COPYRIGHT, -1,-1, TIFF_ASCII, FIELD_COPYRIGHT, + TRUE, FALSE, "Copyright" }, +/* end Pixar tags */ #ifdef IPTC_SUPPORT #ifdef PHOTOSHOP_SUPPORT - { TIFFTAG_RICHTIFFIPTC, -1,-1, TIFF_LONG, FIELD_RICHTIFFIPTC, + { TIFFTAG_RICHTIFFIPTC, -1,-1, TIFF_LONG, FIELD_RICHTIFFIPTC, FALSE, TRUE, "RichTIFFIPTC" }, #else - { TIFFTAG_RICHTIFFIPTC, -1,-3, TIFF_UNDEFINED, FIELD_RICHTIFFIPTC, + { TIFFTAG_RICHTIFFIPTC, -1,-3, TIFF_UNDEFINED, FIELD_RICHTIFFIPTC, FALSE, TRUE, "RichTIFFIPTC" }, #endif #endif -#ifdef PHOTOSHOP_SUPPORT - { TIFFTAG_PHOTOSHOP, -1,-3, TIFF_UNDEFINED, FIELD_PHOTOSHOP, - FALSE, TRUE, "Photoshop" }, - { TIFFTAG_PHOTOSHOP, -1,-1, TIFF_BYTE, FIELD_PHOTOSHOP, + { TIFFTAG_PHOTOSHOP, -1,-3, TIFF_BYTE, FIELD_PHOTOSHOP, FALSE, TRUE, "Photoshop" }, -#endif -#ifdef ICC_SUPPORT { TIFFTAG_ICCPROFILE, -1,-3, TIFF_UNDEFINED, FIELD_ICCPROFILE, FALSE, TRUE, "ICC Profile" }, -#endif { TIFFTAG_STONITS, 1, 1, TIFF_DOUBLE, FIELD_STONITS, FALSE, FALSE, "StoNits" }, }; @@ -244,13 +266,26 @@ void _TIFFSetupFieldInfo(TIFF* tif) { if (tif->tif_fieldinfo) { + int 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, tiffFieldInfo, N(tiffFieldInfo)); } -static int LINKAGEMODE +static int tagCompare(const void* a, const void* b) { const TIFFFieldInfo* ta = *(const TIFFFieldInfo**) a; @@ -259,7 +294,7 @@ tagCompare(const void* a, const void* b) if (ta->field_tag != tb->field_tag) return (ta->field_tag < tb->field_tag ? -1 : 1); else - return (tb->field_type < ta->field_type ? -1 : 1); + return ((int)tb->field_type - (int)ta->field_type); } void @@ -276,17 +311,14 @@ _TIFFMergeFieldInfo(TIFF* tif, const TIFFFieldInfo info[], int n) 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[i] = (TIFFFieldInfo*) &info[i]; /* XXX */ - /* - * NB: the core tags are presumed sorted correctly. - */ - if (tif->tif_nfields > 0) - qsort(tif->tif_fieldinfo, (size_t) (tif->tif_nfields += n), - sizeof (TIFFFieldInfo*), tagCompare); - else - tif->tif_nfields += n; + + /* Sort the field info by tag number */ + qsort(tif->tif_fieldinfo, (size_t) (tif->tif_nfields += n), + sizeof (TIFFFieldInfo*), tagCompare); } void @@ -310,21 +342,36 @@ _TIFFPrintFieldInfo(TIFF* tif, FILE* fd) } } -const int tiffDataWidth[] = { - 1, /* nothing */ - 1, /* TIFF_BYTE */ - 1, /* TIFF_ASCII */ - 2, /* TIFF_SHORT */ - 4, /* TIFF_LONG */ - 8, /* TIFF_RATIONAL */ - 1, /* TIFF_SBYTE */ - 1, /* TIFF_UNDEFINED */ - 2, /* TIFF_SSHORT */ - 4, /* TIFF_SLONG */ - 8, /* TIFF_SRATIONAL */ - 4, /* TIFF_FLOAT */ - 8, /* TIFF_DOUBLE */ -}; +/* + * 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 nearest TIFFDataType to the sample type of an image. @@ -332,7 +379,7 @@ const int tiffDataWidth[] = { TIFFDataType _TIFFSampleToTagType(TIFF* tif) { - int bps = (int) TIFFhowmany(tif->tif_dir.td_bitspersample, 8); + uint32 bps = TIFFhowmany8(tif->tif_dir.td_bitspersample); switch (tif->tif_dir.td_sampleformat) { case SAMPLEFORMAT_IEEEFP: @@ -360,7 +407,16 @@ _TIFFFindFieldInfo(TIFF* tif, ttag_t tag, TIFFDataType dt) (dt == TIFF_ANY || dt == last->field_type)) return (last); /* NB: if table gets big, use sorted search (e.g. binary search) */ - for (i = 0, n = tif->tif_nfields; i < n; i++) { + if(dt != TIFF_ANY) { + TIFFFieldInfo key = {0, 0, 0, 0, 0, 0, 0, 0}; + key.field_tag = tag; + key.field_type = dt; + return((const TIFFFieldInfo *) bsearch(&key, + tif->tif_fieldinfo, + tif->tif_nfields, + sizeof(TIFFFieldInfo), + tagCompare)); + } 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)) @@ -369,9 +425,6 @@ _TIFFFindFieldInfo(TIFF* tif, ttag_t tag, TIFFDataType dt) return ((const TIFFFieldInfo *)0); } -#include -#include - const TIFFFieldInfo* _TIFFFieldWithTag(TIFF* tif, ttag_t tag) { @@ -384,3 +437,50 @@ _TIFFFieldWithTag(TIFF* tif, ttag_t tag) } 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; + + 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; +}