/*============================================================================ tiff.c ============================================================================== Stuff specific to the TIFF format -- essentially and extension to libtiff. ============================================================================*/ #define _BSD_SOURCE /* Make sure strcaseeq() is in nstring.h */ #include #ifdef VMS #ifdef SYSV #undef SYSV #endif #include #endif #include #include "pm_c_util.h" #include "nstring.h" #include "mallocvar.h" #include "pm.h" #include "pm_tiff.h" static uint32 number(const char * const value, tagvalmap const tagvallist[]) { char * ep; long num; if (strlen(value) == 0) pm_error("null string where numeric tag value or enumerated tag " "value name expected"); num = strtol(value, &ep, 10); if (*ep != '\0') { /* It's not a numeric string, so it must be an enumerated value name */ unsigned int i; for (i = 0; tagvallist[i].name; ++i) { if (strcaseeq(value, tagvallist[i].name)) return tagvallist[i].value; } pm_error("'%s' is neither a number nor a valid value name", value); return 0; /* avoid compiler warning */ } else return num; } static double dnumber(const char * const value) { char * ep; double num; num = strtod(value, &ep); if (ep == value || *ep != '\0') pm_error("Bad floating point number %s", value); return num; } #if 0 static void putByte(TIFF * const tifP, unsigned int const tagnum, const char * const value, tagvalmap const tagvallist[]) { uint16 const num = number(value, tagvallist); TIFFSetField(tifP, tagnum, num); } #endif static void putAscii(TIFF * const tifP, unsigned int const tagnum, const char * const value, tagvalmap const tagvallist[]) { TIFFSetField(tifP, tagnum, value); } static void putShort(TIFF * const tifP, unsigned const tagnum, const char * const value, tagvalmap const tagvallist[]) { uint16 const num = number(value, tagvallist); TIFFSetField(tifP, tagnum, num); } static void putLong(TIFF * const tifP, unsigned int const tagnum, const char * const value, tagvalmap const tagvallist[]) { uint32 const num = number(value, tagvallist); TIFFSetField(tifP, tagnum, num); } static void putRational(TIFF * const tifP, unsigned const tagnum, const char * const value, tagvalmap const tagvallist[]) { float const num = dnumber(value); TIFFSetField(tifP, tagnum, num); } static void putCountBytes(TIFF * const tifP, unsigned const tagnum, const char * const value, tagvalmap const tagvallist[]) { uint32 const len = strlen(value)/2; char * data; uint32 i; bool error; MALLOCARRAY_NOFAIL(data, len); for (i = 0, error = FALSE; !error && i < len; ++i) { unsigned int val; int nb; int rc; rc = sscanf(&value[i*2], "%2x%n", &val, &nb); if (rc != 1 || nb != 2) error = TRUE; else data[i] = val; } if (!error) TIFFSetField(tifP, tagnum, len, (void *)data); free(data); } #define TV(p,a) { #a, p##a, } static tagvalmap const tvm_compression[] = { TV(COMPRESSION_,NONE), TV(COMPRESSION_,CCITTRLE), TV(COMPRESSION_,CCITTFAX3), TV(COMPRESSION_,CCITTFAX4), TV(COMPRESSION_,LZW), TV(COMPRESSION_,OJPEG), TV(COMPRESSION_,JPEG), TV(COMPRESSION_,NEXT), TV(COMPRESSION_,CCITTRLEW), TV(COMPRESSION_,PACKBITS), TV(COMPRESSION_,THUNDERSCAN), TV(COMPRESSION_,IT8CTPAD), TV(COMPRESSION_,IT8LW), TV(COMPRESSION_,IT8MP), TV(COMPRESSION_,IT8BL), TV(COMPRESSION_,PIXARFILM), TV(COMPRESSION_,PIXARLOG), TV(COMPRESSION_,DEFLATE), TV(COMPRESSION_,ADOBE_DEFLATE), TV(COMPRESSION_,DCS), TV(COMPRESSION_,JBIG), TV(COMPRESSION_,SGILOG), TV(COMPRESSION_,SGILOG24), { NULL, 0, }, }; static tagvalmap const tvm_faxmode[] = { TV(FAXMODE_,CLASSIC), TV(FAXMODE_,NORTC), TV(FAXMODE_,NOEOL), TV(FAXMODE_,BYTEALIGN), TV(FAXMODE_,WORDALIGN), TV(FAXMODE_,CLASSF), { NULL, 0, }, }; static tagvalmap const tvm_fillorder[] = { TV(FILLORDER_,MSB2LSB), TV(FILLORDER_,LSB2MSB), { NULL, 0, }, }; static tagvalmap const tvm_group3options[] = { TV(GROUP3OPT_,2DENCODING), TV(GROUP3OPT_,UNCOMPRESSED), TV(GROUP3OPT_,FILLBITS), { NULL, 0, }, }; static tagvalmap const tvm_group4options[] = { TV(GROUP4OPT_,UNCOMPRESSED), { NULL, 0, }, }; static tagvalmap const tvm_inkset[] = { TV(INKSET_,CMYK), { NULL, 0, }, }; static tagvalmap const tvm_orientation[] = { TV(ORIENTATION_,TOPLEFT), TV(ORIENTATION_,TOPRIGHT), TV(ORIENTATION_,BOTRIGHT), TV(ORIENTATION_,BOTLEFT), TV(ORIENTATION_,LEFTTOP), TV(ORIENTATION_,RIGHTTOP), TV(ORIENTATION_,RIGHTBOT), TV(ORIENTATION_,LEFTBOT), { NULL, 0, }, }; static tagvalmap const tvm_photometric[] = { TV(PHOTOMETRIC_,MINISWHITE), TV(PHOTOMETRIC_,MINISBLACK), TV(PHOTOMETRIC_,RGB), TV(PHOTOMETRIC_,PALETTE), TV(PHOTOMETRIC_,MASK), TV(PHOTOMETRIC_,SEPARATED), TV(PHOTOMETRIC_,YCBCR), TV(PHOTOMETRIC_,CIELAB), TV(PHOTOMETRIC_,LOGL), TV(PHOTOMETRIC_,LOGLUV), { NULL, 0, }, }; static tagvalmap const tvm_planarconfig[] = { TV(PLANARCONFIG_,CONTIG), TV(PLANARCONFIG_,SEPARATE), { NULL, 0, }, }; static tagvalmap const tvm_resolutionunit[] = { TV(RESUNIT_,NONE), TV(RESUNIT_,INCH), TV(RESUNIT_,CENTIMETER), { NULL, 0, }, }; static tagvalmap const tvm_sampleformat[] = { TV(SAMPLEFORMAT_,UINT), TV(SAMPLEFORMAT_,INT), TV(SAMPLEFORMAT_,IEEEFP), TV(SAMPLEFORMAT_,VOID), { NULL, 0, }, }; static tagvalmap const tvm_subfiletype[] = { TV(FILETYPE_,REDUCEDIMAGE), TV(FILETYPE_,PAGE), TV(FILETYPE_,MASK), { NULL, 0, }, }; static tagvalmap const tvm_threshholding[] = { TV(THRESHHOLD_,BILEVEL), TV(THRESHHOLD_,HALFTONE), TV(THRESHHOLD_,ERRORDIFFUSE), { NULL, 0, }, }; #undef TV /* * For full functionality, some tags have an implied count * (eg. colormap, dotrange). See TIFFGetField(3). * Also, some are arrays. */ #define DECL(a,p,c) { #a, TIFFTAG_##a, p, c, } static tagDefinition const tagDefinitions[] = { DECL(ARTIST, putAscii, NULL), DECL(BADFAXLINES, putLong, NULL), DECL(BITSPERSAMPLE, putShort, NULL), DECL(CELLLENGTH, NULL, NULL), DECL(CELLWIDTH, NULL, NULL), DECL(CLEANFAXDATA, putShort, NULL), DECL(COLORMAP, NULL, NULL), DECL(COLORRESPONSEUNIT, NULL, NULL), DECL(COMPRESSION, putShort, tvm_compression), DECL(CONSECUTIVEBADFAXLINES, putLong, NULL), DECL(COPYRIGHT, putAscii, NULL), DECL(DATATYPE, putShort, NULL), DECL(DATETIME, putAscii, NULL), DECL(DCSBALANCEARRAY, NULL, NULL), DECL(DCSCALIBRATIONFD, NULL, NULL), DECL(DCSCLIPRECTANGLE, NULL, NULL), DECL(DCSCORRECTMATRIX, NULL, NULL), DECL(DCSGAMMA, NULL, NULL), DECL(DCSHUESHIFTVALUES, NULL, NULL), DECL(DCSIMAGERTYPE, NULL, NULL), DECL(DCSINTERPMODE, NULL, NULL), DECL(DCSTOESHOULDERPTS, NULL, NULL), DECL(DOCUMENTNAME, putAscii, NULL), DECL(DOTRANGE, NULL, NULL), DECL(EXTRASAMPLES, NULL, NULL), DECL(FAXFILLFUNC, NULL, NULL), DECL(FAXMODE, putLong, tvm_faxmode), DECL(FAXRECVPARAMS, NULL, NULL), DECL(FAXRECVTIME, NULL, NULL), DECL(FAXSUBADDRESS, NULL, NULL), DECL(FEDEX_EDR, NULL, NULL), DECL(FILLORDER, putShort, tvm_fillorder), DECL(FRAMECOUNT, NULL, NULL), DECL(FREEBYTECOUNTS, NULL, NULL), DECL(FREEOFFSETS, NULL, NULL), DECL(GRAYRESPONSECURVE, NULL, NULL), DECL(GRAYRESPONSEUNIT, NULL, NULL), DECL(GROUP3OPTIONS, putLong, tvm_group3options), DECL(GROUP4OPTIONS, putLong, tvm_group4options), DECL(HALFTONEHINTS, NULL, NULL), DECL(HOSTCOMPUTER, putAscii, NULL), DECL(ICCPROFILE, putCountBytes, NULL), DECL(IMAGEDEPTH, putLong, NULL), DECL(IMAGEDESCRIPTION, putAscii, NULL), DECL(IMAGELENGTH, putLong, NULL), DECL(IMAGEWIDTH, putLong, NULL), DECL(INKNAMES, putAscii, NULL), DECL(INKSET, putShort, tvm_inkset), DECL(IT8BITSPEREXTENDEDRUNLENGTH, NULL, NULL), DECL(IT8BITSPERRUNLENGTH, NULL, NULL), DECL(IT8BKGCOLORINDICATOR, NULL, NULL), DECL(IT8BKGCOLORVALUE, NULL, NULL), DECL(IT8COLORCHARACTERIZATION, NULL, NULL), DECL(IT8COLORSEQUENCE, NULL, NULL), DECL(IT8COLORTABLE, NULL, NULL), DECL(IT8HEADER, NULL, NULL), DECL(IT8IMAGECOLORINDICATOR, NULL, NULL), DECL(IT8IMAGECOLORVALUE, NULL, NULL), DECL(IT8PIXELINTENSITYRANGE, NULL, NULL), DECL(IT8RASTERPADDING, NULL, NULL), DECL(IT8SITE, NULL, NULL), DECL(IT8TRANSPARENCYINDICATOR, NULL, NULL), DECL(JBIGOPTIONS, NULL, NULL), DECL(JPEGACTABLES, NULL, NULL), DECL(JPEGCOLORMODE, NULL, NULL), DECL(JPEGDCTABLES, NULL, NULL), DECL(JPEGIFBYTECOUNT, NULL, NULL), DECL(JPEGIFOFFSET, NULL, NULL), DECL(JPEGLOSSLESSPREDICTORS, NULL, NULL), DECL(JPEGPOINTTRANSFORM, NULL, NULL), DECL(JPEGPROC, NULL, NULL), DECL(JPEGQTABLES, NULL, NULL), DECL(JPEGQUALITY, NULL, NULL), DECL(JPEGRESTARTINTERVAL, NULL, NULL), DECL(JPEGTABLES, NULL, NULL), DECL(JPEGTABLESMODE, NULL, NULL), DECL(MAKE, putAscii, NULL), DECL(MATTEING, putShort, NULL), DECL(MAXSAMPLEVALUE, putShort, NULL), DECL(MINSAMPLEVALUE, putShort, NULL), DECL(MODEL, putAscii, NULL), DECL(NUMBEROFINKS, NULL, NULL), DECL(ORIENTATION, putShort, tvm_orientation), DECL(OSUBFILETYPE, NULL, NULL), DECL(PAGENAME, putAscii, NULL), DECL(PAGENUMBER, NULL, NULL), DECL(PHOTOMETRIC, putShort, tvm_photometric), DECL(PHOTOSHOP, NULL, NULL), DECL(PIXAR_FOVCOT, NULL, NULL), DECL(PIXAR_IMAGEFULLLENGTH, NULL, NULL), DECL(PIXAR_IMAGEFULLWIDTH, NULL, NULL), DECL(PIXAR_MATRIX_WORLDTOCAMERA, NULL, NULL), DECL(PIXAR_MATRIX_WORLDTOSCREEN, NULL, NULL), DECL(PIXAR_TEXTUREFORMAT, NULL, NULL), DECL(PIXAR_WRAPMODES, NULL, NULL), DECL(PIXARLOGDATAFMT, NULL, NULL), DECL(PIXARLOGQUALITY, NULL, NULL), DECL(PLANARCONFIG, putShort, tvm_planarconfig), DECL(PREDICTOR, putShort, NULL), DECL(PRIMARYCHROMATICITIES, NULL, NULL), DECL(REFERENCEBLACKWHITE, NULL, NULL), DECL(REFPTS, NULL, NULL), DECL(REGIONAFFINE, NULL, NULL), DECL(REGIONTACKPOINT, NULL, NULL), DECL(REGIONWARPCORNERS, NULL, NULL), DECL(RESOLUTIONUNIT, putShort, tvm_resolutionunit), DECL(RICHTIFFIPTC, NULL, NULL), DECL(ROWSPERSTRIP, putLong, NULL), DECL(SAMPLEFORMAT, putShort, tvm_sampleformat), DECL(SAMPLESPERPIXEL, putShort, NULL), DECL(SGILOGDATAFMT, NULL, NULL), DECL(SMAXSAMPLEVALUE, NULL, NULL), DECL(SMINSAMPLEVALUE, NULL, NULL), DECL(SOFTWARE, putAscii, NULL), DECL(STONITS, NULL, NULL), DECL(STRIPBYTECOUNTS, NULL, NULL), DECL(STRIPOFFSETS, NULL, NULL), DECL(SUBFILETYPE, putLong, tvm_subfiletype), DECL(SUBIFD, NULL, NULL), DECL(TARGETPRINTER, putAscii, NULL), DECL(THRESHHOLDING, putShort, tvm_threshholding), DECL(TILEBYTECOUNTS, NULL, NULL), DECL(TILEDEPTH, putLong, NULL), DECL(TILELENGTH, putLong, NULL), DECL(TILEOFFSETS, NULL, NULL), DECL(TILEWIDTH, putLong, NULL), DECL(TRANSFERFUNCTION, NULL, NULL), DECL(WHITEPOINT, NULL, NULL), DECL(WRITERSERIALNUMBER, NULL, NULL), DECL(XPOSITION, putRational, NULL), DECL(XRESOLUTION, putRational, NULL), DECL(YCBCRCOEFFICIENTS, NULL, NULL), DECL(YCBCRPOSITIONING, NULL, NULL), DECL(YCBCRSUBSAMPLING, NULL, NULL), DECL(YPOSITION, putRational, NULL), DECL(YRESOLUTION, putRational, NULL), DECL(ZIPQUALITY, NULL, NULL), }; #undef DECL const tagDefinition * tagDefFind(const char * const name) { unsigned int i; for (i = 0; i < ARRAY_SIZE(tagDefinitions) && tagDefinitions[i].name; ++i) { if (strcaseeq(tagDefinitions[i].name, name)) return &tagDefinitions[i]; } return NULL; }