On Sat, 17 Mar 2018 20:46:50 +0100 Martin Vignali <martin.vign...@gmail.com> wrote:
> Hello, > > Patch in attach change premultiply/unpremultiply filter for RGB input > to process it at full range > > Avoid very strange result in unpremultiply mode > > To test : > ./ffmpeg -i ./fate-suite/mov/mov_alpha_premult.mov -vf > unpremultiply=inplace=1 resStraight.png -y > > ./ffmpeg -i ./fate-suite/mov/mov_alpha_premult.mov -vf > format=gbrap16,unpremultiply=inplace=1 resStraight16.png -y I thought all alpha in ffmpeg is "straight" (not premultiplied). Was I lied to? _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
