http://bugs.gentoo.org/401865
http://bugs.debian.org/647273

--- lib/libv4lconvert/jpeg.c
+++ lib/libv4lconvert/jpeg.c
@@ -390,6 +390,7 @@
 		}
 
 		data->cinfo.raw_data_out = TRUE;
+                data->cinfo.do_fancy_upsampling = FALSE;
 		jpeg_start_decompress(&data->cinfo);
 		/* Make libjpeg errors report that we've got some data */
 		data->jerr_errno = EPIPE;