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TIFF can output CMYK

This commit is contained in:
mayeut 2015-08-21 19:54:22 +02:00
parent 3109759fd7
commit f98df1c715
2 changed files with 15 additions and 5 deletions
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14
src/bin/jp2/converttif.c
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@ -183,7 +183,18 @@ int imagetotif(opj_image_t * image, const char *outfile)
numcomps = image->numcomps;
if (numcomps > 2U) {
if (image->color_space == OPJ_CLRSPC_CMYK) {
if (numcomps < 4U) {
fprintf(stderr,"imagetotif: CMYK images shall be composed of at least 4 planes.\n");
fprintf(stderr,"\tAborting\n");
return 1;
}
tiPhoto = PHOTOMETRIC_SEPARATED;
if (numcomps > 4U) {
numcomps = 4U; /* Alpha not supported */
}
}
else if (numcomps > 2U) {
tiPhoto = PHOTOMETRIC_RGB;
if (numcomps > 4U) {
numcomps = 4U;
@ -266,6 +277,7 @@ int imagetotif(opj_image_t * image, const char *outfile)
TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, tiPhoto);
TIFFSetField(tif, TIFFTAG_ROWSPERSTRIP, 1);
strip_size = TIFFStripSize(tif);
rowStride = ((OPJ_SIZE_T)width * numcomps * (OPJ_SIZE_T)bps + 7U) / 8U;
if (rowStride != (OPJ_SIZE_T)strip_size) {

6
src/bin/jp2/opj_decompress.c
View File

@ -1359,12 +1359,10 @@ int main(int argc, char **argv)
if(image->color_space == OPJ_CLRSPC_SYCC){
color_sycc_to_rgb(image);
}
else
if(image->color_space == OPJ_CLRSPC_CMYK){
else if((image->color_space == OPJ_CLRSPC_CMYK) && (parameters.cod_format != TIF_DFMT)){
color_cmyk_to_rgb(image);
}
else
if(image->color_space == OPJ_CLRSPC_EYCC){
else if(image->color_space == OPJ_CLRSPC_EYCC){
color_esycc_to_rgb(image);
}