> -----Original Message----- > From: ffmpeg-devel <ffmpeg-devel-boun...@ffmpeg.org> On Behalf Of > Carl Eugen Hoyos > Sent: Wednesday, December 11, 2019 18:19 > To: FFmpeg development discussions and patches <ffmpeg- > de...@ffmpeg.org> > Subject: Re: [FFmpeg-devel] [PATCH] lavc/hevc_cabac: fix cbf_cb and cbf_cr > for transform depth 4 > > Am Mi., 11. Dez. 2019 um 09:57 Uhr schrieb Linjie Fu <linjie...@intel.com>: > > > > The max transform depth is 5(from 0 to 4), so we need 5 cabac states for > > cbf_cb and cbf_cr. > > > > See Table 9-4 for details. > > Does this change the output of a file? > If yes, please provide it / implement a fate test.
Yes, this issue was found in some license-limited clips and does affect the decoding. Hence it takes some efforts to generate an available file for verifying/test in the community. I've created a ticket for this and attached the clips and the decode result with/without this patch: https://trac.ffmpeg.org/ticket/8425 Please help to verify. Thx, - linjie _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
