X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;ds=inline;f=images%2Fio-libjpeg.c;h=be394c95b393a9152fe300c60bd1adbdc9391e30;hb=1f05348cde42852d77da3457b96a33dff1600ca4;hp=2a39c9f93bd118aa5fc90cb3147764dda732d148;hpb=18d925e9069196dea2ca58e05ba0e5b4549fcd8b;p=libucw.git

diff --git a/images/io-libjpeg.c b/images/io-libjpeg.c
index 2a39c9f9..be394c95 100644
--- a/images/io-libjpeg.c
+++ b/images/io-libjpeg.c
@@ -94,6 +94,7 @@ libjpeg_fastbuf_read_prepare(struct libjpeg_read_internals *i)
   DBG("libjpeg_fb_read_prepare()");
   byte *start;
   uns len = bdirect_read_prepare(i->fastbuf, &start);
+  DBG("readed %u bytes at %p", len, start);
   if (!len)
     {
       // XXX: maybe only generate a warning and return EOI markers to recover from such errors (also in skip_input_data)
@@ -133,6 +134,7 @@ libjpeg_fill_input_buffer(j_decompress_ptr cinfo)
   DBG("libjpeg_fill_input_buffer()");
   struct libjpeg_read_internals *i = (struct libjpeg_read_internals *)cinfo;
   libjpeg_fastbuf_read_commit(i);
+  libjpeg_fastbuf_read_prepare(i);
   return 1;
 }
 
@@ -375,7 +377,11 @@ libjpeg_read_data(struct image_io *io)
 	  {
 	    case JCS_CMYK:
 	      read_flags = (read_flags & ~IMAGE_COLOR_SPACE & IMAGE_CHANNELS_FORMAT) | COLOR_SPACE_CMYK; 
-	      i->cinfo.out_color_space = JCS_YCbCr;
+	      i->cinfo.out_color_space = JCS_CMYK;
+	      break;
+	    case JCS_YCCK:
+	      read_flags = (read_flags & ~IMAGE_COLOR_SPACE & IMAGE_CHANNELS_FORMAT) | COLOR_SPACE_YCCK; 
+	      i->cinfo.out_color_space = JCS_YCCK;
 	      break;
 	    default:
 	      read_flags = (read_flags & ~IMAGE_COLOR_SPACE & IMAGE_CHANNELS_FORMAT) | COLOR_SPACE_RGB; 
@@ -537,6 +543,7 @@ libjpeg_write(struct image_io *io)
     }
   i.cinfo.input_components = color_space_channels[img->flags & IMAGE_COLOR_SPACE];
   jpeg_set_defaults(&i.cinfo);
+  jpeg_set_colorspace(&i.cinfo, i.cinfo.in_color_space);
   if (io->jpeg_quality)
     jpeg_set_quality(&i.cinfo, MIN(io->jpeg_quality, 100), 1);
   if (io->exif_size)