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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
280 B
Plaintext
5 lines
280 B
Plaintext
9d7ab6d77fb4004512246c2f93f93c29 *tests/data/fate/vsynth1-ffvhuff444p16.avi
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24706272 tests/data/fate/vsynth1-ffvhuff444p16.avi
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ee8379fa217dfd023de3aa6974a14d1e *tests/data/fate/vsynth1-ffvhuff444p16.out.rawvideo
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stddev: 2.66 PSNR: 39.62 MAXDIFF: 44 bytes: 7603200/ 7603200
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