6 Commits

Author	SHA1	Message	Date
Mateusz	f192f2f061	swscale: more accurate DITHER_COPY macro for full and limited range ... Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>	2017-10-23 23:00:05 +02:00
Michael Niedermayer	adfde9a646	avformat/avienc: Fix wrongly placed comment ... Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	2015-03-19 17:30:28 +01:00
Christophe Gisquet	f75baa6c9b	huffyuvdec: decode the last odd sample ... Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	2014-08-25 23:24:07 +02:00
Christophe Gisquet	6ee7681723	huffyuvenc: write last odd sample ... If width is odd, last sample wouldn't be written. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	2014-08-25 23:12:30 +02:00
Christophe Gisquet	e7fc5d53a0	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>	2014-06-19 06:03:51 +02:00
Christophe Gisquet	8d02a55b1b	tests: add a third, 34x34, target ... This should exercise the corner cases of numerous codecs. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	2014-06-10 20:24:49 +02:00