yading@11: bdc7a025cd306f3da0d377b06bbe909b *tests/data/fate/vsynth1-snow-ll.avi
yading@11: 3419968 tests/data/fate/vsynth1-snow-ll.avi
yading@11: c5ccac874dbf808e9088bc3107860042 *tests/data/fate/vsynth1-snow-ll.out.rawvideo
yading@11: stddev:    0.00 PSNR:999.99 MAXDIFF:    0 bytes:  7603200/  7603200