generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
9326caa5fa
ffmpeg/tests/ref/vsynth/vsynth1-ffvhuff444

5 lines
271 B
Plaintext
Raw Normal View History

huffyuv: change statistics initialization Normally, a Laplace distribution is more typical of the residuals encoded, but for noisy input, it's both better and simpler to be safe and use a 1/d^2 distribution. Second hunk could use some renormalization but it has effectively little impact. Output size of ffvhuff on various 4:2:0 sequences: context=0,1/d: 851974 27226 1137281 context=0,1/d²: 619081 25069 1051500 context=0,1/d³: 501983 30454 1290561 context=0,lapl: 500650 31754 1304082 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-06-11 22:15:12 +02:00
962b03019d92658356eb7cdfad857d08 *tests/data/fate/vsynth1-ffvhuff444.avi
11712338 tests/data/fate/vsynth1-ffvhuff444.avi
fate: test version 3 of ffvhuff Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-01-06 01:37:22 +01:00
10fb42f1abf40a289c3edafc0390482c *tests/data/fate/vsynth1-ffvhuff444.out.rawvideo
stddev: 2.67 PSNR: 39.60 MAXDIFF: 43 bytes: 7603200/ 7603200
Reference in New Issue Copy Permalink