>Envoyé : vendredi 2 février 2024 16:24 >À : ffmpeg-devel@ffmpeg.org >Objet : [PATCH 0/1] avformat/mpegts: fix first NAL start code splited in two >different packets > >This issue happens in the following case: >- unaligned PES and NAL encoding >- the first NAL of the access unit begins at the very end of a ts packet, >sometimes only the 0x00 of the trailing byte (unfortunately, this is still >conformant to the standards!) >- the video frame is so small (ex: typically still picture) it fits in a ts >packet and a new PES is immediately started > >Two sample files can be found here: >a) https://0x0.st/HDwD.ts >b) https://0x0.st/HDwd.ts > >For sample a, the first NAL (AUD) is splited this way: >0x00 / 0x00 0x00 0x01 0x09 >And for sample b: >0x00 0x00 0x00 / 0x01 0x09 > >ffmpeg -i input.ts -f null /dev/null >=> Application provided invalid, non monotonically increasing dts... > > >Nicolas Gaullier (1): > avformat/mpegts: fix first NAL start code splited in two different > packets > > libavformat/mpegts.c | 41 +++++++++++++++++++++++++++++++++++++++-- > 1 file changed, 39 insertions(+), 2 deletions(-)
Ping ? If you think it would be better to have a related trac ticket, just tell me, I can do this of course. Nicolas _______________________________________________ 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".
