//------------------------------------------------------------------------------
ret_t check_tag_has_fvalue(TIFF* tif, tag_t tag, float value)
{
float val;
int found=TIFFGetField(tif, tag, &val);
if (1 == found) {
if ( fabs(val - value) < 0.01 ) {
ret_t res;
res.returnmsg=NULL;
res.returncode=0;
return res;
} else {
tif_returns("tag %u should have value %f, but have count/value=%f\n", tag, value, val);
}
} else {
tif_returns("tag %u should exist, because defined\n", tag);
}
}
//------------------------------------------------------------------------------
ret_t check_tag_has_u32value(TIFF* tif, tag_t tag, uint32 value)
{
uint32 val;
int found=TIFFGetField(tif, tag, &val);
if (1 == found) {
if ( val == value ) {
ret_t res;
res.returnmsg=NULL;
res.returncode=0;
return res;
} else {
tif_returns("tag %u should have value %u, but have count/value=%u\n", tag, value, val);
}
} else {
tif_returns("tag %u should exist, because defined\n", tag);
}
}
/* checks if TIF has a specified tag */
ret_t check_tag_has_valid_type(ctiff_t * ctif, tag_t tag) {
//printf("check if tag %u (%s) has valid type\n", tag, TIFFTagName(tif, tag));
tifp_check( ctif);
tif_rules_tag(tag, "has valid type");
TIFFDataType datatype = TIFFGetRawTagType( ctif, tag );
#ifdef DEBUG
printf("### datatype=%i \n", datatype);
#endif
int res = 0;
switch (tag) {
case TIFFTAG_ARTIST: res=(datatype == TIFF_ASCII); break;
case TIFFTAG_BADFAXLINES: res=(datatype == TIFF_LONG); break;
case TIFFTAG_BITSPERSAMPLE: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_CELLLENGTH: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_CELLWIDTH: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_COLORMAP: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_COMPRESSION: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_COPYRIGHT: res=(datatype == TIFF_ASCII); break;
case TIFFTAG_DATETIME: res=(datatype == TIFF_ASCII); break;
case TIFFTAG_DOCUMENTNAME: res=(datatype == TIFF_ASCII); break;
case TIFFTAG_DOTRANGE: res=(datatype == TIFF_BYTE) || (datatype == TIFF_SHORT);; break;
case TIFFTAG_EXTRASAMPLES: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_FILLORDER: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_FREEBYTECOUNTS: res=(datatype == TIFF_LONG); break;
case TIFFTAG_FREEOFFSETS: res=(datatype == TIFF_LONG); break;
case TIFFTAG_GRAYRESPONSECURVE: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_GRAYRESPONSEUNIT: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_HALFTONEHINTS: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_HOSTCOMPUTER: res=(datatype == TIFF_ASCII); break;
case TIFFTAG_ICCPROFILE: res=(datatype == TIFF_UNDEFINED); break;
case TIFFTAG_IMAGEDEPTH: res=(datatype == TIFF_LONG); break;
case TIFFTAG_IMAGEDESCRIPTION: res=(datatype == TIFF_ASCII); break;
case TIFFTAG_IMAGELENGTH: res=(datatype == TIFF_LONG) || (datatype == TIFF_SHORT);; break;
case TIFFTAG_IMAGEWIDTH: res=(datatype == TIFF_LONG) || (datatype == TIFF_SHORT);; break;
case TIFFTAG_INKNAMES: res=(datatype == TIFF_ASCII); break;
case TIFFTAG_INKSET: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_JPEGPROC: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_MAKE: res=(datatype == TIFF_ASCII); break;
case TIFFTAG_MAXSAMPLEVALUE: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_MINSAMPLEVALUE: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_MODEL: res=(datatype == TIFF_ASCII); break;
case TIFFTAG_NUMBEROFINKS: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_ORIENTATION: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_OSUBFILETYPE: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_PAGENUMBER: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_PHOTOMETRIC: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_PLANARCONFIG: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_PREDICTOR: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_PRIMARYCHROMATICITIES: res=(datatype == TIFF_RATIONAL); break;
case TIFFTAG_REFERENCEBLACKWHITE: res=(datatype == TIFF_LONG); break;
case TIFFTAG_RESOLUTIONUNIT: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_ROWSPERSTRIP: res=(datatype == TIFF_LONG) || (datatype == TIFF_SHORT); break;
case TIFFTAG_SAMPLEFORMAT: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_SAMPLESPERPIXEL: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_SMAXSAMPLEVALUE: res=(datatype == TIFF_ANY); break;
case TIFFTAG_SMINSAMPLEVALUE: res=(datatype == TIFF_ANY); break;
case TIFFTAG_SOFTWARE: res=(datatype == TIFF_ASCII); break;
case TIFFTAG_STRIPBYTECOUNTS: res=(datatype == TIFF_LONG) || (datatype == TIFF_SHORT); break;
case TIFFTAG_STRIPOFFSETS: res=(datatype == TIFF_LONG) || (datatype == TIFF_SHORT); break;
case TIFFTAG_SUBFILETYPE: res=(datatype == TIFF_LONG); break;
case TIFFTAG_T4OPTIONS: res=(datatype == TIFF_LONG); break;
case TIFFTAG_T6OPTIONS: res=(datatype == TIFF_LONG); break;
case TIFFTAG_TARGETPRINTER: res=(datatype == TIFF_ASCII); break;
case TIFFTAG_THRESHHOLDING: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_TILEBYTECOUNTS: res=(datatype == TIFF_LONG) || (datatype == TIFF_SHORT); break;
case TIFFTAG_TILELENGTH: res=(datatype == TIFF_LONG) || (datatype == TIFF_SHORT); break;
case TIFFTAG_TILEOFFSETS: res=(datatype == TIFF_LONG); break;
case TIFFTAG_TILEWIDTH: res=(datatype == TIFF_LONG) || (datatype == TIFF_SHORT); break;
case TIFFTAG_TRANSFERFUNCTION: res=(datatype == TIFF_SHORT); break;
case TIFFTAG_WHITEPOINT: res=(datatype == TIFF_RATIONAL); break;
case TIFFTAG_XRESOLUTION: res=(datatype == TIFF_RATIONAL); break;
case TIFFTAG_YRESOLUTION: res=(datatype == TIFF_RATIONAL); break;
default: res = 1;
}
if (!res) {
char array[VALUESTRLEN];
snprintf(array, sizeof(array), "with incorrect type: %i", datatype);
return tif_returns( tag, "", array);
} else {
ret_t tmp_res;
tmp_res.returnmsg=NULL;
tmp_res.returncode=0;
return tmp_res;
}
/* we check only count, because we evaluate only int-values */
}