Fixes 1st image crash of uclouvain#704

Prevents color_esycc_to_rgb to be applied when different subsampling are used.
mayeut · Apr 23, 2016 · af4a9d9 · af4a9d9
1 parent a9feb9a
commit af4a9d9
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/src/bin/common/color.c b/src/bin/common/color.c
@@ -745,6 +745,19 @@ void color_esycc_to_rgb(opj_image_t *image)
  int max_value = (1 << image->comps[0].prec) - 1;
 
  if(image->numcomps < 3) return;
+ if((image->comps[0].dx == image->comps[1].dx)
+ && (image->comps[1].dx == image->comps[2].dx)
+ && (image->comps[0].dy == image->comps[1].dy)
+ && (image->comps[1].dy == image->comps[2].dy))/* same sub-sampling */
+ {
+ // go on
+ }
+ else
+ {
+ fprintf(stderr,"%s:%d:color_esycc_to_rgb\n\tCAN NOT CONVERT\n", __FILE__,__LINE__);
+ return;
+ }
+
 
  w = image->comps[0].w;
  h = image->comps[0].h;