> > I'm new to the list, so I would like to first thank you for the great work > of ffmpeg. > > I would like to report a bug on bitstream version on encoded ProRes output. > Currently, ffmpeg always encode with bitstream version 0 even for 4444 > (with alpha channel). According to RDD36-2015: > > > Version 0 bitstreams will have a value of 2 (4:2:2 sampling) for the > chroma_format syntax element and a value of 0 (no encoded alpha) for the > alpha_channel_type element; version 1 bitstreams can have any permissible > value for those elements. > > In other words, if alpha channel is encoded, it should have bitstream > version 1. Thanks! > > Hello,
Bug report is a better place to report this (https://trac.ffmpeg.org/) But thanks for pointing this. I will send a patch later for fixing bitstream version for 4444 (with and without alpha, 4444 without alpha also need version 1). Martin _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
