Quoting James Almer (2020-03-23 17:20:56) > On 3/23/2020 1:17 PM, Anton Khirnov wrote: > > Quoting Kieran Kunhya (2020-03-22 05:24:35) > >> On Fri, 13 Mar 2020 at 10:32, Anton Khirnov <an...@khirnov.net> wrote: > >> > >>> Those SEIs refer to the currently active SPS. However, since the SEI > >>> NALUs precede the coded picture data in the bitstream, the active SPS is > >>> in general not known when we are decoding the SEI. > >>> > >> > >> The spec disagrees with this statement (7.4.1.2.1 Order of sequence and > >> picture parameter set RBSPs and their activation). There are reasonably > >> clear rules about SPS activation. > >> (Whether real world bitstreams comply is a different issue of course). > > > > I don't think you read that section carefully enough. What it says (in > > my interpretation) is that an SPS can be activated only by: > > - buffering period SEI > > Looking at our Buffering Period SEI parsing code, it doesn't look like > we're activating the SPS it references, for that matter.
Right, but then against we're not really using it for anything so it probably doesn't matter. -- Anton Khirnov _______________________________________________ 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".