diff options
Diffstat (limited to 'xps/xps_tiff.c')
| -rw-r--r-- | xps/xps_tiff.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/xps/xps_tiff.c b/xps/xps_tiff.c index c4fdbfcd..384c4338 100644 --- a/xps/xps_tiff.c +++ b/xps/xps_tiff.c @@ -832,7 +832,19 @@ xps_decode_tiff(fz_pixmap **imagep, byte *buf, int len) /* We should only do this on non-pre-multiplied images, but files in the wild are bad */ if (tiff.extrasamples /* == 2 */) + { + /* CMYK is a subtractive colorspace, we want additive for premul alpha */ + if (image->n == 5) + { + fz_pixmap *rgb = fz_newpixmap(fz_devicergb, 0, 0, image->w, image->h); + fz_convertpixmap(image, rgb); + rgb->xres = image->xres; + rgb->yres = image->yres; + fz_droppixmap(image); + image = rgb; + } fz_premultiplypixmap(image); + } /* Clean up scratch memory */ |