1 /*
2 * Copyright (c) 1988-1997 Sam Leffler
3 * Copyright (c) 1991-1997 Silicon Graphics, Inc.
4 *
5 * Permission to use, copy, modify, distribute, and sell this software and
6 * its documentation for any purpose is hereby granted without fee, provided
7 * that (i) the above copyright notices and this permission notice appear in
8 * all copies of the software and related documentation, and (ii) the names of
9 * Sam Leffler and Silicon Graphics may not be used in any advertising or
10 * publicity relating to the software without the specific, prior written
11 * permission of Sam Leffler and Silicon Graphics.
12 *
13 * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
14 * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
15 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
16 *
17 * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
18 * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
19 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
20 * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
21 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
22 * OF THIS SOFTWARE.
23 */
24
25 /*
26 * TIFF Library.
27 *
28 * Core Directory Tag Support.
29 */
30 #include "tiffiop.h"
31 #include <stdlib.h>
32
33 /*
34 * NOTE: THIS ARRAY IS ASSUMED TO BE SORTED BY TAG.
35 *
36 * NOTE: The second field (field_readcount) and third field (field_writecount)
37 * sometimes use the values TIFF_VARIABLE (-1), TIFF_VARIABLE2 (-3)
38 * and TIFF_SPP (-2). The macros should be used but would throw off
39 * the formatting of the code, so please interpret the -1, -2 and -3
40 * values accordingly.
41 */
42
43 /* const object should be initialized */
44 #ifdef _MSC_VER
45 #pragma warning( push )
46 #pragma warning( disable : 4132 )
47 #endif
48 static const TIFFFieldArray tiffFieldArray;
49 static const TIFFFieldArray exifFieldArray;
50 #ifdef _MSC_VER
51 #pragma warning( pop )
52 #endif
53
54 static const TIFFField
55 tiffFields[] = {
56 { TIFFTAG_SUBFILETYPE, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_SUBFILETYPE, 1, 0, "SubfileType", NULL },
57 { TIFFTAG_OSUBFILETYPE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_SUBFILETYPE, 1, 0, "OldSubfileType", NULL },
58 { TIFFTAG_IMAGEWIDTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_IMAGEDIMENSIONS, 0, 0, "ImageWidth", NULL },
59 { TIFFTAG_IMAGELENGTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_IMAGEDIMENSIONS, 1, 0, "ImageLength", NULL },
60 { TIFFTAG_BITSPERSAMPLE, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_BITSPERSAMPLE, 0, 0, "BitsPerSample", NULL },
61 { TIFFTAG_COMPRESSION, -1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_COMPRESSION, 0, 0, "Compression", NULL },
62 { TIFFTAG_PHOTOMETRIC, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_PHOTOMETRIC, 0, 0, "PhotometricInterpretation", NULL },
63 { TIFFTAG_THRESHHOLDING, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_THRESHHOLDING, 1, 0, "Threshholding", NULL },
64 { TIFFTAG_CELLWIDTH, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 1, 0, "CellWidth", NULL },
65 { TIFFTAG_CELLLENGTH, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 1, 0, "CellLength", NULL },
66 { TIFFTAG_FILLORDER, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_FILLORDER, 0, 0, "FillOrder", NULL },
67 { TIFFTAG_DOCUMENTNAME, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "DocumentName", NULL },
68 { TIFFTAG_IMAGEDESCRIPTION, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ImageDescription", NULL },
69 { TIFFTAG_MAKE, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "Make", NULL },
70 { TIFFTAG_MODEL, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "Model", NULL },
71 { TIFFTAG_STRIPOFFSETS, -1, -1, TIFF_LONG8, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_STRIPOFFSETS, 0, 0, "StripOffsets", NULL },
72 { TIFFTAG_ORIENTATION, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_ORIENTATION, 0, 0, "Orientation", NULL },
73 { TIFFTAG_SAMPLESPERPIXEL, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_SAMPLESPERPIXEL, 0, 0, "SamplesPerPixel", NULL },
74 { TIFFTAG_ROWSPERSTRIP, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_ROWSPERSTRIP, 0, 0, "RowsPerStrip", NULL },
75 { TIFFTAG_STRIPBYTECOUNTS, -1, -1, TIFF_LONG8, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_STRIPBYTECOUNTS, 0, 0, "StripByteCounts", NULL },
76 { TIFFTAG_MINSAMPLEVALUE, -2, -1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_MINSAMPLEVALUE, 1, 0, "MinSampleValue", NULL },
77 { TIFFTAG_MAXSAMPLEVALUE, -2, -1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_MAXSAMPLEVALUE, 1, 0, "MaxSampleValue", NULL },
78 { TIFFTAG_XRESOLUTION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_RESOLUTION, 1, 0, "XResolution", NULL },
79 { TIFFTAG_YRESOLUTION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_RESOLUTION, 1, 0, "YResolution", NULL },
80 { TIFFTAG_PLANARCONFIG, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_PLANARCONFIG, 0, 0, "PlanarConfiguration", NULL },
81 { TIFFTAG_PAGENAME, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "PageName", NULL },
82 { TIFFTAG_XPOSITION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_POSITION, 1, 0, "XPosition", NULL },
83 { TIFFTAG_YPOSITION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_POSITION, 1, 0, "YPosition", NULL },
84 { TIFFTAG_FREEOFFSETS, -1, -1, TIFF_LONG8, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 0, 0, "FreeOffsets", NULL },
85 { TIFFTAG_FREEBYTECOUNTS, -1, -1, TIFF_LONG8, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 0, 0, "FreeByteCounts", NULL },
86 { TIFFTAG_GRAYRESPONSEUNIT, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 1, 0, "GrayResponseUnit", NULL },
87 { TIFFTAG_GRAYRESPONSECURVE, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 1, 0, "GrayResponseCurve", NULL },
88 { TIFFTAG_RESOLUTIONUNIT, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_RESOLUTIONUNIT, 1, 0, "ResolutionUnit", NULL },
89 { TIFFTAG_PAGENUMBER, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_UINT16_PAIR, TIFF_SETGET_UNDEFINED, FIELD_PAGENUMBER, 1, 0, "PageNumber", NULL },
90 { TIFFTAG_COLORRESPONSEUNIT, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_IGNORE, 1, 0, "ColorResponseUnit", NULL },
91 { TIFFTAG_TRANSFERFUNCTION, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_OTHER, TIFF_SETGET_UNDEFINED, FIELD_TRANSFERFUNCTION, 1, 0, "TransferFunction", NULL },
92 { TIFFTAG_SOFTWARE, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "Software", NULL },
93 { TIFFTAG_DATETIME, 20, 20, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "DateTime", NULL },
94 { TIFFTAG_ARTIST, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "Artist", NULL },
95 { TIFFTAG_HOSTCOMPUTER, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "HostComputer", NULL },
96 { TIFFTAG_WHITEPOINT, 2, 2, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "WhitePoint", NULL },
97 { TIFFTAG_PRIMARYCHROMATICITIES, 6, 6, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "PrimaryChromaticities", NULL },
98 { TIFFTAG_COLORMAP, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_OTHER, TIFF_SETGET_UNDEFINED, FIELD_COLORMAP, 1, 0, "ColorMap", NULL },
99 { TIFFTAG_HALFTONEHINTS, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_UINT16_PAIR, TIFF_SETGET_UNDEFINED, FIELD_HALFTONEHINTS, 1, 0, "HalftoneHints", NULL },
100 { TIFFTAG_TILEWIDTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_TILEDIMENSIONS, 0, 0, "TileWidth", NULL },
101 { TIFFTAG_TILELENGTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_TILEDIMENSIONS, 0, 0, "TileLength", NULL },
102 { TIFFTAG_TILEOFFSETS, -1, 1, TIFF_LONG8, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_STRIPOFFSETS, 0, 0, "TileOffsets", NULL },
103 { TIFFTAG_TILEBYTECOUNTS, -1, 1, TIFF_LONG8, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_STRIPBYTECOUNTS, 0, 0, "TileByteCounts", NULL },
104 { TIFFTAG_SUBIFD, -1, -1, TIFF_IFD8, 0, TIFF_SETGET_C16_IFD8, TIFF_SETGET_UNDEFINED, FIELD_SUBIFD, 1, 1, "SubIFD", (TIFFFieldArray*) &tiffFieldArray },
105 { TIFFTAG_INKSET, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "InkSet", NULL },
106 { TIFFTAG_INKNAMES, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_C16_ASCII, TIFF_SETGET_UNDEFINED, FIELD_INKNAMES, 1, 1, "InkNames", NULL },
107 { TIFFTAG_NUMBEROFINKS, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "NumberOfInks", NULL },
108 { TIFFTAG_DOTRANGE, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_UINT16_PAIR, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "DotRange", NULL },
109 { TIFFTAG_TARGETPRINTER, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "TargetPrinter", NULL },
110 { TIFFTAG_EXTRASAMPLES, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_C16_UINT16, TIFF_SETGET_UNDEFINED, FIELD_EXTRASAMPLES, 0, 1, "ExtraSamples", NULL },
111 { TIFFTAG_SAMPLEFORMAT, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_SAMPLEFORMAT, 0, 0, "SampleFormat", NULL },
112 { TIFFTAG_SMINSAMPLEVALUE, -2, -1, TIFF_ANY, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_SMINSAMPLEVALUE, 1, 0, "SMinSampleValue", NULL },
113 { TIFFTAG_SMAXSAMPLEVALUE, -2, -1, TIFF_ANY, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_SMAXSAMPLEVALUE, 1, 0, "SMaxSampleValue", NULL },
114 { TIFFTAG_CLIPPATH, -1, -3, TIFF_BYTE, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "ClipPath", NULL },
115 { TIFFTAG_XCLIPPATHUNITS, 1, 1, TIFF_SLONG, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "XClipPathUnits", NULL },
116 { TIFFTAG_XCLIPPATHUNITS, 1, 1, TIFF_SBYTE, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "XClipPathUnits", NULL },
117 { TIFFTAG_YCLIPPATHUNITS, 1, 1, TIFF_SLONG, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "YClipPathUnits", NULL },
118 { TIFFTAG_YCBCRCOEFFICIENTS, 3, 3, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "YCbCrCoefficients", NULL },
119 { TIFFTAG_YCBCRSUBSAMPLING, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_UINT16_PAIR, TIFF_SETGET_UNDEFINED, FIELD_YCBCRSUBSAMPLING, 0, 0, "YCbCrSubsampling", NULL },
120 { TIFFTAG_YCBCRPOSITIONING, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_YCBCRPOSITIONING, 0, 0, "YCbCrPositioning", NULL },
121 { TIFFTAG_REFERENCEBLACKWHITE, 6, 6, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_REFBLACKWHITE, 1, 0, "ReferenceBlackWhite", NULL },
122 { TIFFTAG_XMLPACKET, -3, -3, TIFF_BYTE, 0, TIFF_SETGET_C32_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "XMLPacket", NULL },
123 /* begin SGI tags */
124 { TIFFTAG_MATTEING, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_EXTRASAMPLES, 0, 0, "Matteing", NULL },
125 { TIFFTAG_DATATYPE, -2, -1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_SAMPLEFORMAT, 0, 0, "DataType", NULL },
126 { TIFFTAG_IMAGEDEPTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_IMAGEDEPTH, 0, 0, "ImageDepth", NULL },
127 { TIFFTAG_TILEDEPTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_TILEDEPTH, 0, 0, "TileDepth", NULL },
128 /* end SGI tags */
129 /* begin Pixar tags */
130 { TIFFTAG_PIXAR_IMAGEFULLWIDTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ImageFullWidth", NULL },
131 { TIFFTAG_PIXAR_IMAGEFULLLENGTH, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ImageFullLength", NULL },
132 { TIFFTAG_PIXAR_TEXTUREFORMAT, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "TextureFormat", NULL },
133 { TIFFTAG_PIXAR_WRAPMODES, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "TextureWrapModes", NULL },
134 { TIFFTAG_PIXAR_FOVCOT, 1, 1, TIFF_FLOAT, 0, TIFF_SETGET_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "FieldOfViewCotangent", NULL },
135 { TIFFTAG_PIXAR_MATRIX_WORLDTOSCREEN, 16, 16, TIFF_FLOAT, 0, TIFF_SETGET_C0_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "MatrixWorldToScreen", NULL },
136 { TIFFTAG_PIXAR_MATRIX_WORLDTOCAMERA, 16, 16, TIFF_FLOAT, 0, TIFF_SETGET_C0_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "MatrixWorldToCamera", NULL },
137 { TIFFTAG_CFAREPEATPATTERNDIM, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_C0_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "CFARepeatPatternDim", NULL },
138 { TIFFTAG_CFAPATTERN, 4, 4, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "CFAPattern" , NULL},
139 { TIFFTAG_COPYRIGHT, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "Copyright", NULL },
140 /* end Pixar tags */
141 { TIFFTAG_RICHTIFFIPTC, -3, -3, TIFF_LONG, 0, TIFF_SETGET_C32_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "RichTIFFIPTC", NULL },
142 { TIFFTAG_PHOTOSHOP, -3, -3, TIFF_BYTE, 0, TIFF_SETGET_C32_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "Photoshop", NULL },
143 { TIFFTAG_EXIFIFD, 1, 1, TIFF_IFD8, 0, TIFF_SETGET_IFD8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "EXIFIFDOffset", (TIFFFieldArray*) &exifFieldArray },
144 { TIFFTAG_ICCPROFILE, -3, -3, TIFF_UNDEFINED, 0, TIFF_SETGET_C32_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "ICC Profile", NULL },
145 { TIFFTAG_GPSIFD, 1, 1, TIFF_IFD8, 0, TIFF_SETGET_IFD8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "GPSIFDOffset", NULL },
146 { TIFFTAG_FAXRECVPARAMS, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UINT32, FIELD_CUSTOM, TRUE, FALSE, "FaxRecvParams", NULL },
147 { TIFFTAG_FAXSUBADDRESS, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_ASCII, FIELD_CUSTOM, TRUE, FALSE, "FaxSubAddress", NULL },
148 { TIFFTAG_FAXRECVTIME, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UINT32, FIELD_CUSTOM, TRUE, FALSE, "FaxRecvTime", NULL },
149 { TIFFTAG_FAXDCS, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_ASCII, FIELD_CUSTOM, TRUE, FALSE, "FaxDcs", NULL },
150 { TIFFTAG_STONITS, 1, 1, TIFF_DOUBLE, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "StoNits", NULL },
151 { TIFFTAG_INTEROPERABILITYIFD, 1, 1, TIFF_IFD8, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "InteroperabilityIFDOffset", NULL },
152 /* begin DNG tags */
153 { TIFFTAG_DNGVERSION, 4, 4, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "DNGVersion", NULL },
154 { TIFFTAG_DNGBACKWARDVERSION, 4, 4, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "DNGBackwardVersion", NULL },
155 { TIFFTAG_UNIQUECAMERAMODEL, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "UniqueCameraModel", NULL },
156 { TIFFTAG_LOCALIZEDCAMERAMODEL, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, "LocalizedCameraModel", NULL },
157 { TIFFTAG_CFAPLANECOLOR, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "CFAPlaneColor", NULL },
158 { TIFFTAG_CFALAYOUT, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "CFALayout", NULL },
159 { TIFFTAG_LINEARIZATIONTABLE, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_C16_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "LinearizationTable", NULL },
160 { TIFFTAG_BLACKLEVELREPEATDIM, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_C0_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "BlackLevelRepeatDim", NULL },
161 { TIFFTAG_BLACKLEVEL, -1, -1, TIFF_RATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "BlackLevel", NULL },
162 { TIFFTAG_BLACKLEVELDELTAH, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "BlackLevelDeltaH", NULL },
163 { TIFFTAG_BLACKLEVELDELTAV, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "BlackLevelDeltaV", NULL },
164 { TIFFTAG_WHITELEVEL, -1, -1, TIFF_LONG, 0, TIFF_SETGET_C16_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "WhiteLevel", NULL },
165 { TIFFTAG_DEFAULTSCALE, 2, 2, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "DefaultScale", NULL },
166 { TIFFTAG_BESTQUALITYSCALE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "BestQualityScale", NULL },
167 { TIFFTAG_DEFAULTCROPORIGIN, 2, 2, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "DefaultCropOrigin", NULL },
168 { TIFFTAG_DEFAULTCROPSIZE, 2, 2, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "DefaultCropSize", NULL },
169 { TIFFTAG_COLORMATRIX1, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "ColorMatrix1", NULL },
170 { TIFFTAG_COLORMATRIX2, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "ColorMatrix2", NULL },
171 { TIFFTAG_CAMERACALIBRATION1, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "CameraCalibration1", NULL },
172 { TIFFTAG_CAMERACALIBRATION2, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "CameraCalibration2", NULL },
173 { TIFFTAG_REDUCTIONMATRIX1, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "ReductionMatrix1", NULL },
174 { TIFFTAG_REDUCTIONMATRIX2, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "ReductionMatrix2", NULL },
175 { TIFFTAG_ANALOGBALANCE, -1, -1, TIFF_RATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "AnalogBalance", NULL },
176 { TIFFTAG_ASSHOTNEUTRAL, -1, -1, TIFF_RATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "AsShotNeutral", NULL },
177 { TIFFTAG_ASSHOTWHITEXY, 2, 2, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "AsShotWhiteXY", NULL },
178 { TIFFTAG_BASELINEEXPOSURE, 1, 1, TIFF_SRATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "BaselineExposure", NULL },
179 { TIFFTAG_BASELINENOISE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "BaselineNoise", NULL },
180 { TIFFTAG_BASELINESHARPNESS, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "BaselineSharpness", NULL },
181 { TIFFTAG_BAYERGREENSPLIT, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "BayerGreenSplit", NULL },
182 { TIFFTAG_LINEARRESPONSELIMIT, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "LinearResponseLimit", NULL },
183 { TIFFTAG_CAMERASERIALNUMBER, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "CameraSerialNumber", NULL },
184 { TIFFTAG_LENSINFO, 4, 4, TIFF_RATIONAL, 0, TIFF_SETGET_C0_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "LensInfo", NULL },
185 { TIFFTAG_CHROMABLURRADIUS, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "ChromaBlurRadius", NULL },
186 { TIFFTAG_ANTIALIASSTRENGTH, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "AntiAliasStrength", NULL },
187 { TIFFTAG_SHADOWSCALE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "ShadowScale", NULL },
188 { TIFFTAG_DNGPRIVATEDATA, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "DNGPrivateData", NULL },
189 { TIFFTAG_MAKERNOTESAFETY, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "MakerNoteSafety", NULL },
190 { TIFFTAG_CALIBRATIONILLUMINANT1, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "CalibrationIlluminant1", NULL },
191 { TIFFTAG_CALIBRATIONILLUMINANT2, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "CalibrationIlluminant2", NULL },
192 { TIFFTAG_RAWDATAUNIQUEID, 16, 16, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "RawDataUniqueID", NULL },
193 { TIFFTAG_ORIGINALRAWFILENAME, -1, -1, TIFF_BYTE, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, "OriginalRawFileName", NULL },
194 { TIFFTAG_ORIGINALRAWFILEDATA, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "OriginalRawFileData", NULL },
195 { TIFFTAG_ACTIVEAREA, 4, 4, TIFF_LONG, 0, TIFF_SETGET_C0_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "ActiveArea", NULL },
196 { TIFFTAG_MASKEDAREAS, -1, -1, TIFF_LONG, 0, TIFF_SETGET_C16_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "MaskedAreas", NULL },
197 { TIFFTAG_ASSHOTICCPROFILE, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "AsShotICCProfile", NULL },
198 { TIFFTAG_ASSHOTPREPROFILEMATRIX, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "AsShotPreProfileMatrix", NULL },
199 { TIFFTAG_CURRENTICCPROFILE, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "CurrentICCProfile", NULL },
200 { TIFFTAG_CURRENTPREPROFILEMATRIX, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "CurrentPreProfileMatrix", NULL },
201 { TIFFTAG_PERSAMPLE, 0, 0, TIFF_SHORT, 0, TIFF_SETGET_UNDEFINED, TIFF_SETGET_UNDEFINED, FIELD_PSEUDO, TRUE, FALSE, "PerSample", NULL},
202 /* end DNG tags */
203 /* begin TIFF/FX tags */
204 { TIFFTAG_INDEXED, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "Indexed", NULL },
205 { TIFFTAG_GLOBALPARAMETERSIFD, 1, 1, TIFF_IFD8, 0, TIFF_SETGET_IFD8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "GlobalParametersIFD", NULL },
206 { TIFFTAG_PROFILETYPE, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "ProfileType", NULL },
207 { TIFFTAG_FAXPROFILE, 1, 1, TIFF_BYTE, 0, TIFF_SETGET_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "FaxProfile", NULL },
208 { TIFFTAG_CODINGMETHODS, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "CodingMethods", NULL },
209 { TIFFTAG_VERSIONYEAR, 4, 4, TIFF_BYTE, 0, TIFF_SETGET_C0_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "VersionYear", NULL },
210 { TIFFTAG_MODENUMBER, 1, 1, TIFF_BYTE, 0, TIFF_SETGET_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "ModeNumber", NULL },
211 { TIFFTAG_DECODE, -1, -1, TIFF_SRATIONAL, 0, TIFF_SETGET_C16_FLOAT, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "Decode", NULL },
212 { TIFFTAG_IMAGEBASECOLOR, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_C16_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "ImageBaseColor", NULL },
213 { TIFFTAG_T82OPTIONS, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "T82Options", NULL },
214 { TIFFTAG_STRIPROWCOUNTS, -1, -1, TIFF_LONG, 0, TIFF_SETGET_C16_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 1, "StripRowCounts", NULL },
215 { TIFFTAG_IMAGELAYER, 2, 2, TIFF_LONG, 0, TIFF_SETGET_C0_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 0, 0, "ImageLayer", NULL },
216 /* end TIFF/FX tags */
217 /* begin pseudo tags */
218 };
219
220 static const TIFFField
221 exifFields[] = {
222 { EXIFTAG_EXPOSURETIME, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ExposureTime", NULL },
223 { EXIFTAG_FNUMBER, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "FNumber", NULL },
224 { EXIFTAG_EXPOSUREPROGRAM, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ExposureProgram", NULL },
225 { EXIFTAG_SPECTRALSENSITIVITY, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "SpectralSensitivity", NULL },
226 { EXIFTAG_ISOSPEEDRATINGS, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_C16_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, "ISOSpeedRatings", NULL },
227 { EXIFTAG_OECF, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, "OptoelectricConversionFactor", NULL },
228 { EXIFTAG_EXIFVERSION, 4, 4, TIFF_UNDEFINED, 0, TIFF_SETGET_C0_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ExifVersion", NULL },
229 { EXIFTAG_DATETIMEORIGINAL, 20, 20, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "DateTimeOriginal", NULL },
230 { EXIFTAG_DATETIMEDIGITIZED, 20, 20, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "DateTimeDigitized", NULL },
231 { EXIFTAG_COMPONENTSCONFIGURATION, 4, 4, TIFF_UNDEFINED, 0, TIFF_SETGET_C0_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ComponentsConfiguration", NULL },
232 { EXIFTAG_COMPRESSEDBITSPERPIXEL, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "CompressedBitsPerPixel", NULL },
233 { EXIFTAG_SHUTTERSPEEDVALUE, 1, 1, TIFF_SRATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ShutterSpeedValue", NULL },
234 { EXIFTAG_APERTUREVALUE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ApertureValue", NULL },
235 { EXIFTAG_BRIGHTNESSVALUE, 1, 1, TIFF_SRATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "BrightnessValue", NULL },
236 { EXIFTAG_EXPOSUREBIASVALUE, 1, 1, TIFF_SRATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ExposureBiasValue", NULL },
237 { EXIFTAG_MAXAPERTUREVALUE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "MaxApertureValue", NULL },
238 { EXIFTAG_SUBJECTDISTANCE, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "SubjectDistance", NULL },
239 { EXIFTAG_METERINGMODE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "MeteringMode", NULL },
240 { EXIFTAG_LIGHTSOURCE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "LightSource", NULL },
241 { EXIFTAG_FLASH, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "Flash", NULL },
242 { EXIFTAG_FOCALLENGTH, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "FocalLength", NULL },
243 { EXIFTAG_SUBJECTAREA, -1, -1, TIFF_SHORT, 0, TIFF_SETGET_C16_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, "SubjectArea", NULL },
244 { EXIFTAG_MAKERNOTE, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, "MakerNote", NULL },
245 { EXIFTAG_USERCOMMENT, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, "UserComment", NULL },
246 { EXIFTAG_SUBSECTIME, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "SubSecTime", NULL },
247 { EXIFTAG_SUBSECTIMEORIGINAL, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "SubSecTimeOriginal", NULL },
248 { EXIFTAG_SUBSECTIMEDIGITIZED, -1, -1, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "SubSecTimeDigitized", NULL },
249 { EXIFTAG_FLASHPIXVERSION, 4, 4, TIFF_UNDEFINED, 0, TIFF_SETGET_C0_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "FlashpixVersion", NULL },
250 { EXIFTAG_COLORSPACE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ColorSpace", NULL },
251 { EXIFTAG_PIXELXDIMENSION, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "PixelXDimension", NULL },
252 { EXIFTAG_PIXELYDIMENSION, 1, 1, TIFF_LONG, 0, TIFF_SETGET_UINT32, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "PixelYDimension", NULL },
253 { EXIFTAG_RELATEDSOUNDFILE, 13, 13, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "RelatedSoundFile", NULL },
254 { EXIFTAG_FLASHENERGY, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "FlashEnergy", NULL },
255 { EXIFTAG_SPATIALFREQUENCYRESPONSE, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, "SpatialFrequencyResponse", NULL },
256 { EXIFTAG_FOCALPLANEXRESOLUTION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "FocalPlaneXResolution", NULL },
257 { EXIFTAG_FOCALPLANEYRESOLUTION, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "FocalPlaneYResolution", NULL },
258 { EXIFTAG_FOCALPLANERESOLUTIONUNIT, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "FocalPlaneResolutionUnit", NULL },
259 { EXIFTAG_SUBJECTLOCATION, 2, 2, TIFF_SHORT, 0, TIFF_SETGET_C0_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "SubjectLocation", NULL },
260 { EXIFTAG_EXPOSUREINDEX, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ExposureIndex", NULL },
261 { EXIFTAG_SENSINGMETHOD, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "SensingMethod", NULL },
262 { EXIFTAG_FILESOURCE, 1, 1, TIFF_UNDEFINED, 0, TIFF_SETGET_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "FileSource", NULL },
263 { EXIFTAG_SCENETYPE, 1, 1, TIFF_UNDEFINED, 0, TIFF_SETGET_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "SceneType", NULL },
264 { EXIFTAG_CFAPATTERN, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, "CFAPattern", NULL },
265 { EXIFTAG_CUSTOMRENDERED, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "CustomRendered", NULL },
266 { EXIFTAG_EXPOSUREMODE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ExposureMode", NULL },
267 { EXIFTAG_WHITEBALANCE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "WhiteBalance", NULL },
268 { EXIFTAG_DIGITALZOOMRATIO, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "DigitalZoomRatio", NULL },
269 { EXIFTAG_FOCALLENGTHIN35MMFILM, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "FocalLengthIn35mmFilm", NULL },
270 { EXIFTAG_SCENECAPTURETYPE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "SceneCaptureType", NULL },
271 { EXIFTAG_GAINCONTROL, 1, 1, TIFF_RATIONAL, 0, TIFF_SETGET_DOUBLE, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "GainControl", NULL },
272 { EXIFTAG_CONTRAST, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "Contrast", NULL },
273 { EXIFTAG_SATURATION, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "Saturation", NULL },
274 { EXIFTAG_SHARPNESS, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "Sharpness", NULL },
275 { EXIFTAG_DEVICESETTINGDESCRIPTION, -1, -1, TIFF_UNDEFINED, 0, TIFF_SETGET_C16_UINT8, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 1, "DeviceSettingDescription", NULL },
276 { EXIFTAG_SUBJECTDISTANCERANGE, 1, 1, TIFF_SHORT, 0, TIFF_SETGET_UINT16, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "SubjectDistanceRange", NULL },
277 { EXIFTAG_IMAGEUNIQUEID, 33, 33, TIFF_ASCII, 0, TIFF_SETGET_ASCII, TIFF_SETGET_UNDEFINED, FIELD_CUSTOM, 1, 0, "ImageUniqueID", NULL }
278 };
279
280 static const TIFFFieldArray
281 tiffFieldArray = { tfiatImage, 0, TIFFArrayCount(tiffFields), (TIFFField*) tiffFields };
282 static const TIFFFieldArray
283 exifFieldArray = { tfiatExif, 0, TIFFArrayCount(exifFields), (TIFFField*) exifFields };
284
285 /*
286 * We have our own local lfind() equivalent to avoid subtle differences
287 * in types passed to lfind() on different systems.
288 */
289
290 static void *
td_lfind(const void * key,const void * base,size_t * nmemb,size_t size,int (* compar)(const void *,const void *))291 td_lfind(const void *key, const void *base, size_t *nmemb, size_t size,
292 int(*compar)(const void *, const void *))
293 {
294 char *element, *end;
295
296 end = (char *)base + *nmemb * size;
297 for (element = (char *)base; element < end; element += size)
298 if (!compar(key, element)) /* key found */
299 return element;
300
301 return NULL;
302 }
303
304 const TIFFFieldArray*
_TIFFGetFields(void)305 _TIFFGetFields(void)
306 {
307 return(&tiffFieldArray);
308 }
309
310 const TIFFFieldArray*
_TIFFGetExifFields(void)311 _TIFFGetExifFields(void)
312 {
313 return(&exifFieldArray);
314 }
315
316 void
_TIFFSetupFields(TIFF * tif,const TIFFFieldArray * fieldarray)317 _TIFFSetupFields(TIFF* tif, const TIFFFieldArray* fieldarray)
318 {
319 if (tif->tif_fields && tif->tif_nfields > 0) {
320 uint32 i;
321
322 for (i = 0; i < tif->tif_nfields; i++) {
323 TIFFField *fld = tif->tif_fields[i];
324 if (fld->field_bit == FIELD_CUSTOM &&
325 strncmp("Tag ", fld->field_name, 4) == 0) {
326 _TIFFfree(fld->field_name);
327 _TIFFfree(fld);
328 }
329 }
330
331 _TIFFfree(tif->tif_fields);
332 tif->tif_fields = NULL;
333 tif->tif_nfields = 0;
334 }
335 if (!_TIFFMergeFields(tif, fieldarray->fields, fieldarray->count)) {
336 TIFFErrorExt(tif->tif_clientdata, "_TIFFSetupFields",
337 "Setting up field info failed");
338 }
339 }
340
341 static int
tagCompare(const void * a,const void * b)342 tagCompare(const void* a, const void* b)
343 {
344 const TIFFField* ta = *(const TIFFField**) a;
345 const TIFFField* tb = *(const TIFFField**) b;
346 /* NB: be careful of return values for 16-bit platforms */
347 if (ta->field_tag != tb->field_tag)
348 return (int)ta->field_tag - (int)tb->field_tag;
349 else
350 return (ta->field_type == TIFF_ANY) ?
351 0 : ((int)tb->field_type - (int)ta->field_type);
352 }
353
354 static int
tagNameCompare(const void * a,const void * b)355 tagNameCompare(const void* a, const void* b)
356 {
357 const TIFFField* ta = *(const TIFFField**) a;
358 const TIFFField* tb = *(const TIFFField**) b;
359 int ret = strcmp(ta->field_name, tb->field_name);
360
361 if (ret)
362 return ret;
363 else
364 return (ta->field_type == TIFF_ANY) ?
365 0 : ((int)tb->field_type - (int)ta->field_type);
366 }
367
368 int
_TIFFMergeFields(TIFF * tif,const TIFFField info[],uint32 n)369 _TIFFMergeFields(TIFF* tif, const TIFFField info[], uint32 n)
370 {
371 static const char module[] = "_TIFFMergeFields";
372 static const char reason[] = "for fields array";
373 /* TIFFField** tp; */
374 uint32 i;
375
376 tif->tif_foundfield = NULL;
377
378 if (tif->tif_fields && tif->tif_nfields > 0) {
379 tif->tif_fields = (TIFFField**)
380 _TIFFCheckRealloc(tif, tif->tif_fields,
381 (tif->tif_nfields + n),
382 sizeof(TIFFField *), reason);
383 } else {
384 tif->tif_fields = (TIFFField **)
385 _TIFFCheckMalloc(tif, n, sizeof(TIFFField *),
386 reason);
387 }
388 if (!tif->tif_fields) {
389 TIFFErrorExt(tif->tif_clientdata, module,
390 "Failed to allocate fields array");
391 return 0;
392 }
393
394 /* tp = tif->tif_fields + tif->tif_nfields; */
395 for (i = 0; i < n; i++) {
396 const TIFFField *fip =
397 TIFFFindField(tif, info[i].field_tag, TIFF_ANY);
398
399 /* only add definitions that aren't already present */
400 if (!fip) {
401 tif->tif_fields[tif->tif_nfields] = (TIFFField *) (info+i);
402 tif->tif_nfields++;
403 }
404 }
405
406 /* Sort the field info by tag number */
407 qsort(tif->tif_fields, tif->tif_nfields,
408 sizeof(TIFFField *), tagCompare);
409
410 return n;
411 }
412
413 void
_TIFFPrintFieldInfo(TIFF * tif,FILE * fd)414 _TIFFPrintFieldInfo(TIFF* tif, FILE* fd)
415 {
416 uint32 i;
417
418 fprintf(fd, "%s: \n", tif->tif_name);
419 for (i = 0; i < tif->tif_nfields; i++) {
420 const TIFFField* fip = tif->tif_fields[i];
421 fprintf(fd, "field[%2d] %5lu, %2d, %2d, %d, %2d, %5s, %5s, %s\n"
422 , (int)i
423 , (unsigned long) fip->field_tag
424 , fip->field_readcount, fip->field_writecount
425 , fip->field_type
426 , fip->field_bit
427 , fip->field_oktochange ? "TRUE" : "FALSE"
428 , fip->field_passcount ? "TRUE" : "FALSE"
429 , fip->field_name
430 );
431 }
432 }
433
434 /*
435 * Return size of TIFFDataType in bytes
436 */
437 int
TIFFDataWidth(TIFFDataType type)438 TIFFDataWidth(TIFFDataType type)
439 {
440 switch(type)
441 {
442 case 0: /* nothing */
443 case TIFF_BYTE:
444 case TIFF_ASCII:
445 case TIFF_SBYTE:
446 case TIFF_UNDEFINED:
447 return 1;
448 case TIFF_SHORT:
449 case TIFF_SSHORT:
450 return 2;
451 case TIFF_LONG:
452 case TIFF_SLONG:
453 case TIFF_FLOAT:
454 case TIFF_IFD:
455 return 4;
456 case TIFF_RATIONAL:
457 case TIFF_SRATIONAL:
458 case TIFF_DOUBLE:
459 case TIFF_LONG8:
460 case TIFF_SLONG8:
461 case TIFF_IFD8:
462 return 8;
463 default:
464 return 0; /* will return 0 for unknown types */
465 }
466 }
467
468 /*
469 * Return size of TIFFDataType in bytes.
470 *
471 * XXX: We need a separate function to determine the space needed
472 * to store the value. For TIFF_RATIONAL values TIFFDataWidth() returns 8,
473 * but we use 4-byte float to represent rationals.
474 */
475 int
_TIFFDataSize(TIFFDataType type)476 _TIFFDataSize(TIFFDataType type)
477 {
478 switch (type)
479 {
480 case TIFF_BYTE:
481 case TIFF_SBYTE:
482 case TIFF_ASCII:
483 case TIFF_UNDEFINED:
484 return 1;
485 case TIFF_SHORT:
486 case TIFF_SSHORT:
487 return 2;
488 case TIFF_LONG:
489 case TIFF_SLONG:
490 case TIFF_FLOAT:
491 case TIFF_IFD:
492 case TIFF_RATIONAL:
493 case TIFF_SRATIONAL:
494 return 4;
495 case TIFF_DOUBLE:
496 case TIFF_LONG8:
497 case TIFF_SLONG8:
498 case TIFF_IFD8:
499 return 8;
500 default:
501 return 0;
502 }
503 }
504
505 const TIFFField*
TIFFFindField(TIFF * tif,uint32 tag,TIFFDataType dt)506 TIFFFindField(TIFF* tif, uint32 tag, TIFFDataType dt)
507 {
508 TIFFField key = {0, 0, 0, TIFF_NOTYPE, 0, 0, 0, 0, 0, 0, NULL, NULL};
509 TIFFField* pkey = &key;
510 const TIFFField **ret;
511 if (tif->tif_foundfield && tif->tif_foundfield->field_tag == tag &&
512 (dt == TIFF_ANY || dt == tif->tif_foundfield->field_type))
513 return tif->tif_foundfield;
514
515 /* If we are invoked with no field information, then just return. */
516 if (!tif->tif_fields)
517 return NULL;
518
519 /* NB: use sorted search (e.g. binary search) */
520
521 key.field_tag = tag;
522 key.field_type = dt;
523
524 ret = (const TIFFField **) bsearch(&pkey, tif->tif_fields,
525 tif->tif_nfields,
526 sizeof(TIFFField *), tagCompare);
527 return tif->tif_foundfield = (ret ? *ret : NULL);
528 }
529
530 static const TIFFField*
_TIFFFindFieldByName(TIFF * tif,const char * field_name,TIFFDataType dt)531 _TIFFFindFieldByName(TIFF* tif, const char *field_name, TIFFDataType dt)
532 {
533 TIFFField key = {0, 0, 0, TIFF_NOTYPE, 0, 0, 0, 0, 0, 0, NULL, NULL};
534 TIFFField* pkey = &key;
535 const TIFFField **ret;
536 if (tif->tif_foundfield
537 && streq(tif->tif_foundfield->field_name, field_name)
538 && (dt == TIFF_ANY || dt == tif->tif_foundfield->field_type))
539 return (tif->tif_foundfield);
540
541 /* If we are invoked with no field information, then just return. */
542 if (!tif->tif_fields)
543 return NULL;
544
545 /* NB: use linear search since list is sorted by key#, not name */
546
547 key.field_name = (char *)field_name;
548 key.field_type = dt;
549
550 ret = (const TIFFField **)
551 td_lfind(&pkey, tif->tif_fields, &tif->tif_nfields,
552 sizeof(TIFFField *), tagNameCompare);
553
554 return tif->tif_foundfield = (ret ? *ret : NULL);
555 }
556
557 const TIFFField*
TIFFFieldWithTag(TIFF * tif,uint32 tag)558 TIFFFieldWithTag(TIFF* tif, uint32 tag)
559 {
560 const TIFFField* fip = TIFFFindField(tif, tag, TIFF_ANY);
561 if (!fip) {
562 TIFFErrorExt(tif->tif_clientdata, "TIFFFieldWithTag",
563 "Internal error, unknown tag 0x%x",
564 (unsigned int) tag);
565 }
566 return (fip);
567 }
568
569 const TIFFField*
TIFFFieldWithName(TIFF * tif,const char * field_name)570 TIFFFieldWithName(TIFF* tif, const char *field_name)
571 {
572 const TIFFField* fip =
573 _TIFFFindFieldByName(tif, field_name, TIFF_ANY);
574 if (!fip) {
575 TIFFErrorExt(tif->tif_clientdata, "TIFFFieldWithName",
576 "Internal error, unknown tag %s", field_name);
577 }
578 return (fip);
579 }
580
581 uint32
TIFFFieldTag(const TIFFField * fip)582 TIFFFieldTag(const TIFFField* fip)
583 {
584 return fip->field_tag;
585 }
586
587 const char *
TIFFFieldName(const TIFFField * fip)588 TIFFFieldName(const TIFFField* fip)
589 {
590 return fip->field_name;
591 }
592
593 TIFFDataType
TIFFFieldDataType(const TIFFField * fip)594 TIFFFieldDataType(const TIFFField* fip)
595 {
596 return fip->field_type;
597 }
598
599 int
TIFFFieldPassCount(const TIFFField * fip)600 TIFFFieldPassCount(const TIFFField* fip)
601 {
602 return fip->field_passcount;
603 }
604
605 int
TIFFFieldReadCount(const TIFFField * fip)606 TIFFFieldReadCount(const TIFFField* fip)
607 {
608 return fip->field_readcount;
609 }
610
611 int
TIFFFieldWriteCount(const TIFFField * fip)612 TIFFFieldWriteCount(const TIFFField* fip)
613 {
614 return fip->field_writecount;
615 }
616
617 const TIFFField*
_TIFFFindOrRegisterField(TIFF * tif,uint32 tag,TIFFDataType dt)618 _TIFFFindOrRegisterField(TIFF *tif, uint32 tag, TIFFDataType dt)
619
620 {
621 const TIFFField *fld;
622
623 fld = TIFFFindField(tif, tag, dt);
624 if (fld == NULL) {
625 fld = _TIFFCreateAnonField(tif, tag, dt);
626 if (!_TIFFMergeFields(tif, fld, 1))
627 return NULL;
628 }
629
630 return fld;
631 }
632
633 TIFFField*
_TIFFCreateAnonField(TIFF * tif,uint32 tag,TIFFDataType field_type)634 _TIFFCreateAnonField(TIFF *tif, uint32 tag, TIFFDataType field_type)
635 {
636 TIFFField *fld;
637 (void) tif;
638
639 fld = (TIFFField *) _TIFFmalloc(sizeof (TIFFField));
640 if (fld == NULL)
641 return NULL;
642 _TIFFmemset(fld, 0, sizeof(TIFFField));
643
644 fld->field_tag = tag;
645 fld->field_readcount = TIFF_VARIABLE2;
646 fld->field_writecount = TIFF_VARIABLE2;
647 fld->field_type = field_type;
648 fld->reserved = 0;
649 switch (field_type)
650 {
651 case TIFF_BYTE:
652 case TIFF_UNDEFINED:
653 fld->set_field_type = TIFF_SETGET_C32_UINT8;
654 fld->get_field_type = TIFF_SETGET_C32_UINT8;
655 break;
656 case TIFF_ASCII:
657 fld->set_field_type = TIFF_SETGET_C32_ASCII;
658 fld->get_field_type = TIFF_SETGET_C32_ASCII;
659 break;
660 case TIFF_SHORT:
661 fld->set_field_type = TIFF_SETGET_C32_UINT16;
662 fld->get_field_type = TIFF_SETGET_C32_UINT16;
663 break;
664 case TIFF_LONG:
665 fld->set_field_type = TIFF_SETGET_C32_UINT32;
666 fld->get_field_type = TIFF_SETGET_C32_UINT32;
667 break;
668 case TIFF_RATIONAL:
669 case TIFF_SRATIONAL:
670 case TIFF_FLOAT:
671 fld->set_field_type = TIFF_SETGET_C32_FLOAT;
672 fld->get_field_type = TIFF_SETGET_C32_FLOAT;
673 break;
674 case TIFF_SBYTE:
675 fld->set_field_type = TIFF_SETGET_C32_SINT8;
676 fld->get_field_type = TIFF_SETGET_C32_SINT8;
677 break;
678 case TIFF_SSHORT:
679 fld->set_field_type = TIFF_SETGET_C32_SINT16;
680 fld->get_field_type = TIFF_SETGET_C32_SINT16;
681 break;
682 case TIFF_SLONG:
683 fld->set_field_type = TIFF_SETGET_C32_SINT32;
684 fld->get_field_type = TIFF_SETGET_C32_SINT32;
685 break;
686 case TIFF_DOUBLE:
687 fld->set_field_type = TIFF_SETGET_C32_DOUBLE;
688 fld->get_field_type = TIFF_SETGET_C32_DOUBLE;
689 break;
690 case TIFF_IFD:
691 case TIFF_IFD8:
692 fld->set_field_type = TIFF_SETGET_C32_IFD8;
693 fld->get_field_type = TIFF_SETGET_C32_IFD8;
694 break;
695 case TIFF_LONG8:
696 fld->set_field_type = TIFF_SETGET_C32_UINT64;
697 fld->get_field_type = TIFF_SETGET_C32_UINT64;
698 break;
699 case TIFF_SLONG8:
700 fld->set_field_type = TIFF_SETGET_C32_SINT64;
701 fld->get_field_type = TIFF_SETGET_C32_SINT64;
702 break;
703 default:
704 fld->set_field_type = TIFF_SETGET_UNDEFINED;
705 fld->get_field_type = TIFF_SETGET_UNDEFINED;
706 break;
707 }
708 fld->field_bit = FIELD_CUSTOM;
709 fld->field_oktochange = TRUE;
710 fld->field_passcount = TRUE;
711 fld->field_name = (char *) _TIFFmalloc(32);
712 if (fld->field_name == NULL) {
713 _TIFFfree(fld);
714 return NULL;
715 }
716 fld->field_subfields = NULL;
717
718 /*
719 * note that this name is a special sign to TIFFClose() and
720 * _TIFFSetupFields() to free the field
721 */
722 (void) snprintf(fld->field_name, 32, "Tag %d", (int) tag);
723
724 return fld;
725 }
726
727 /****************************************************************************
728 * O B S O L E T E D I N T E R F A C E S
729 *
730 * Don't use this stuff in your applications, it may be removed in the future
731 * libtiff versions.
732 ****************************************************************************/
733
734 static TIFFSetGetFieldType
_TIFFSetGetType(TIFFDataType type,short count,unsigned char passcount)735 _TIFFSetGetType(TIFFDataType type, short count, unsigned char passcount)
736 {
737 if (type == TIFF_ASCII && count == TIFF_VARIABLE && passcount == 0)
738 return TIFF_SETGET_ASCII;
739
740 else if (count == 1 && passcount == 0) {
741 switch (type)
742 {
743 case TIFF_BYTE:
744 case TIFF_UNDEFINED:
745 return TIFF_SETGET_UINT8;
746 case TIFF_ASCII:
747 return TIFF_SETGET_ASCII;
748 case TIFF_SHORT:
749 return TIFF_SETGET_UINT16;
750 case TIFF_LONG:
751 return TIFF_SETGET_UINT32;
752 case TIFF_RATIONAL:
753 case TIFF_SRATIONAL:
754 case TIFF_FLOAT:
755 return TIFF_SETGET_FLOAT;
756 case TIFF_SBYTE:
757 return TIFF_SETGET_SINT8;
758 case TIFF_SSHORT:
759 return TIFF_SETGET_SINT16;
760 case TIFF_SLONG:
761 return TIFF_SETGET_SINT32;
762 case TIFF_DOUBLE:
763 return TIFF_SETGET_DOUBLE;
764 case TIFF_IFD:
765 case TIFF_IFD8:
766 return TIFF_SETGET_IFD8;
767 case TIFF_LONG8:
768 return TIFF_SETGET_UINT64;
769 case TIFF_SLONG8:
770 return TIFF_SETGET_SINT64;
771 default:
772 return TIFF_SETGET_UNDEFINED;
773 }
774 }
775
776 else if (count >= 1 && passcount == 0) {
777 switch (type)
778 {
779 case TIFF_BYTE:
780 case TIFF_UNDEFINED:
781 return TIFF_SETGET_C0_UINT8;
782 case TIFF_ASCII:
783 return TIFF_SETGET_C0_ASCII;
784 case TIFF_SHORT:
785 return TIFF_SETGET_C0_UINT16;
786 case TIFF_LONG:
787 return TIFF_SETGET_C0_UINT32;
788 case TIFF_RATIONAL:
789 case TIFF_SRATIONAL:
790 case TIFF_FLOAT:
791 return TIFF_SETGET_C0_FLOAT;
792 case TIFF_SBYTE:
793 return TIFF_SETGET_C0_SINT8;
794 case TIFF_SSHORT:
795 return TIFF_SETGET_C0_SINT16;
796 case TIFF_SLONG:
797 return TIFF_SETGET_C0_SINT32;
798 case TIFF_DOUBLE:
799 return TIFF_SETGET_C0_DOUBLE;
800 case TIFF_IFD:
801 case TIFF_IFD8:
802 return TIFF_SETGET_C0_IFD8;
803 case TIFF_LONG8:
804 return TIFF_SETGET_C0_UINT64;
805 case TIFF_SLONG8:
806 return TIFF_SETGET_C0_SINT64;
807 default:
808 return TIFF_SETGET_UNDEFINED;
809 }
810 }
811
812 else if (count == TIFF_VARIABLE && passcount == 1) {
813 switch (type)
814 {
815 case TIFF_BYTE:
816 case TIFF_UNDEFINED:
817 return TIFF_SETGET_C16_UINT8;
818 case TIFF_ASCII:
819 return TIFF_SETGET_C16_ASCII;
820 case TIFF_SHORT:
821 return TIFF_SETGET_C16_UINT16;
822 case TIFF_LONG:
823 return TIFF_SETGET_C16_UINT32;
824 case TIFF_RATIONAL:
825 case TIFF_SRATIONAL:
826 case TIFF_FLOAT:
827 return TIFF_SETGET_C16_FLOAT;
828 case TIFF_SBYTE:
829 return TIFF_SETGET_C16_SINT8;
830 case TIFF_SSHORT:
831 return TIFF_SETGET_C16_SINT16;
832 case TIFF_SLONG:
833 return TIFF_SETGET_C16_SINT32;
834 case TIFF_DOUBLE:
835 return TIFF_SETGET_C16_DOUBLE;
836 case TIFF_IFD:
837 case TIFF_IFD8:
838 return TIFF_SETGET_C16_IFD8;
839 case TIFF_LONG8:
840 return TIFF_SETGET_C16_UINT64;
841 case TIFF_SLONG8:
842 return TIFF_SETGET_C16_SINT64;
843 default:
844 return TIFF_SETGET_UNDEFINED;
845 }
846 }
847
848 else if (count == TIFF_VARIABLE2 && passcount == 1) {
849 switch (type)
850 {
851 case TIFF_BYTE:
852 case TIFF_UNDEFINED:
853 return TIFF_SETGET_C32_UINT8;
854 case TIFF_ASCII:
855 return TIFF_SETGET_C32_ASCII;
856 case TIFF_SHORT:
857 return TIFF_SETGET_C32_UINT16;
858 case TIFF_LONG:
859 return TIFF_SETGET_C32_UINT32;
860 case TIFF_RATIONAL:
861 case TIFF_SRATIONAL:
862 case TIFF_FLOAT:
863 return TIFF_SETGET_C32_FLOAT;
864 case TIFF_SBYTE:
865 return TIFF_SETGET_C32_SINT8;
866 case TIFF_SSHORT:
867 return TIFF_SETGET_C32_SINT16;
868 case TIFF_SLONG:
869 return TIFF_SETGET_C32_SINT32;
870 case TIFF_DOUBLE:
871 return TIFF_SETGET_C32_DOUBLE;
872 case TIFF_IFD:
873 case TIFF_IFD8:
874 return TIFF_SETGET_C32_IFD8;
875 case TIFF_LONG8:
876 return TIFF_SETGET_C32_UINT64;
877 case TIFF_SLONG8:
878 return TIFF_SETGET_C32_SINT64;
879 default:
880 return TIFF_SETGET_UNDEFINED;
881 }
882 }
883
884 return TIFF_SETGET_UNDEFINED;
885 }
886
887 int
TIFFMergeFieldInfo(TIFF * tif,const TIFFFieldInfo info[],uint32 n)888 TIFFMergeFieldInfo(TIFF* tif, const TIFFFieldInfo info[], uint32 n)
889 {
890 static const char module[] = "TIFFMergeFieldInfo";
891 static const char reason[] = "for fields array";
892 TIFFField *tp;
893 size_t nfields;
894 uint32 i;
895
896 if (tif->tif_nfieldscompat > 0) {
897 tif->tif_fieldscompat = (TIFFFieldArray *)
898 _TIFFCheckRealloc(tif, tif->tif_fieldscompat,
899 tif->tif_nfieldscompat + 1,
900 sizeof(TIFFFieldArray), reason);
901 } else {
902 tif->tif_fieldscompat = (TIFFFieldArray *)
903 _TIFFCheckMalloc(tif, 1, sizeof(TIFFFieldArray),
904 reason);
905 }
906 if (!tif->tif_fieldscompat) {
907 TIFFErrorExt(tif->tif_clientdata, module,
908 "Failed to allocate fields array");
909 return -1;
910 }
911 nfields = tif->tif_nfieldscompat++;
912
913 tif->tif_fieldscompat[nfields].type = tfiatOther;
914 tif->tif_fieldscompat[nfields].allocated_size = n;
915 tif->tif_fieldscompat[nfields].count = n;
916 tif->tif_fieldscompat[nfields].fields =
917 (TIFFField *)_TIFFCheckMalloc(tif, n, sizeof(TIFFField),
918 reason);
919 if (!tif->tif_fieldscompat[nfields].fields) {
920 TIFFErrorExt(tif->tif_clientdata, module,
921 "Failed to allocate fields array");
922 return -1;
923 }
924
925 tp = tif->tif_fieldscompat[nfields].fields;
926 for (i = 0; i < n; i++) {
927 tp->field_tag = info[i].field_tag;
928 tp->field_readcount = info[i].field_readcount;
929 tp->field_writecount = info[i].field_writecount;
930 tp->field_type = info[i].field_type;
931 tp->reserved = 0;
932 tp->set_field_type =
933 _TIFFSetGetType(info[i].field_type,
934 info[i].field_readcount,
935 info[i].field_passcount);
936 tp->get_field_type =
937 _TIFFSetGetType(info[i].field_type,
938 info[i].field_readcount,
939 info[i].field_passcount);
940 tp->field_bit = info[i].field_bit;
941 tp->field_oktochange = info[i].field_oktochange;
942 tp->field_passcount = info[i].field_passcount;
943 tp->field_name = info[i].field_name;
944 tp->field_subfields = NULL;
945 tp++;
946 }
947
948 if (!_TIFFMergeFields(tif, tif->tif_fieldscompat[nfields].fields, n)) {
949 TIFFErrorExt(tif->tif_clientdata, module,
950 "Setting up field info failed");
951 return -1;
952 }
953
954 return 0;
955 }
956
957 int
_TIFFCheckFieldIsValidForCodec(TIFF * tif,ttag_t tag)958 _TIFFCheckFieldIsValidForCodec(TIFF *tif, ttag_t tag)
959 {
960 /* Filter out non-codec specific tags */
961 switch (tag) {
962 /* Shared tags */
963 case TIFFTAG_PREDICTOR:
964 /* JPEG tags */
965 case TIFFTAG_JPEGTABLES:
966 /* OJPEG tags */
967 case TIFFTAG_JPEGIFOFFSET:
968 case TIFFTAG_JPEGIFBYTECOUNT:
969 case TIFFTAG_JPEGQTABLES:
970 case TIFFTAG_JPEGDCTABLES:
971 case TIFFTAG_JPEGACTABLES:
972 case TIFFTAG_JPEGPROC:
973 case TIFFTAG_JPEGRESTARTINTERVAL:
974 /* CCITT* */
975 case TIFFTAG_BADFAXLINES:
976 case TIFFTAG_CLEANFAXDATA:
977 case TIFFTAG_CONSECUTIVEBADFAXLINES:
978 case TIFFTAG_GROUP3OPTIONS:
979 case TIFFTAG_GROUP4OPTIONS:
980 break;
981 default:
982 return 1;
983 }
984 /* Check if codec specific tags are allowed for the current
985 * compression scheme (codec) */
986 switch (tif->tif_dir.td_compression) {
987 case COMPRESSION_LZW:
988 if (tag == TIFFTAG_PREDICTOR)
989 return 1;
990 break;
991 case COMPRESSION_PACKBITS:
992 /* No codec-specific tags */
993 break;
994 case COMPRESSION_THUNDERSCAN:
995 /* No codec-specific tags */
996 break;
997 case COMPRESSION_NEXT:
998 /* No codec-specific tags */
999 break;
1000 case COMPRESSION_JPEG:
1001 if (tag == TIFFTAG_JPEGTABLES)
1002 return 1;
1003 break;
1004 case COMPRESSION_OJPEG:
1005 switch (tag) {
1006 case TIFFTAG_JPEGIFOFFSET:
1007 case TIFFTAG_JPEGIFBYTECOUNT:
1008 case TIFFTAG_JPEGQTABLES:
1009 case TIFFTAG_JPEGDCTABLES:
1010 case TIFFTAG_JPEGACTABLES:
1011 case TIFFTAG_JPEGPROC:
1012 case TIFFTAG_JPEGRESTARTINTERVAL:
1013 return 1;
1014 }
1015 break;
1016 case COMPRESSION_CCITTRLE:
1017 case COMPRESSION_CCITTRLEW:
1018 case COMPRESSION_CCITTFAX3:
1019 case COMPRESSION_CCITTFAX4:
1020 switch (tag) {
1021 case TIFFTAG_BADFAXLINES:
1022 case TIFFTAG_CLEANFAXDATA:
1023 case TIFFTAG_CONSECUTIVEBADFAXLINES:
1024 return 1;
1025 case TIFFTAG_GROUP3OPTIONS:
1026 if (tif->tif_dir.td_compression == COMPRESSION_CCITTFAX3)
1027 return 1;
1028 break;
1029 case TIFFTAG_GROUP4OPTIONS:
1030 if (tif->tif_dir.td_compression == COMPRESSION_CCITTFAX4)
1031 return 1;
1032 break;
1033 }
1034 break;
1035 case COMPRESSION_JBIG:
1036 /* No codec-specific tags */
1037 break;
1038 case COMPRESSION_DEFLATE:
1039 case COMPRESSION_ADOBE_DEFLATE:
1040 if (tag == TIFFTAG_PREDICTOR)
1041 return 1;
1042 break;
1043 case COMPRESSION_PIXARLOG:
1044 if (tag == TIFFTAG_PREDICTOR)
1045 return 1;
1046 break;
1047 case COMPRESSION_SGILOG:
1048 case COMPRESSION_SGILOG24:
1049 /* No codec-specific tags */
1050 break;
1051 case COMPRESSION_LZMA:
1052 if (tag == TIFFTAG_PREDICTOR)
1053 return 1;
1054 break;
1055 case COMPRESSION_ZSTD:
1056 if (tag == TIFFTAG_PREDICTOR)
1057 return 1;
1058 break;
1059
1060 }
1061 return 0;
1062 }
1063
1064 /* vim: set ts=8 sts=8 sw=8 noet: */
1065
1066 /*
1067 * Local Variables:
1068 * mode: c
1069 * c-basic-offset: 8
1070 * fill-column: 78
1071 * End:
1072 */
1073