mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-28 20:53:54 +02:00
e7fc5d53a0
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>
5 lines
271 B
Plaintext
5 lines
271 B
Plaintext
962b03019d92658356eb7cdfad857d08 *tests/data/fate/vsynth1-ffvhuff444.avi
|
|
11712338 tests/data/fate/vsynth1-ffvhuff444.avi
|
|
10fb42f1abf40a289c3edafc0390482c *tests/data/fate/vsynth1-ffvhuff444.out.rawvideo
|
|
stddev: 2.67 PSNR: 39.60 MAXDIFF: 43 bytes: 7603200/ 7603200
|