[FFmpeg-trac] #9412(avformat:open): HEVC fails to seek on keyframe

FFmpeg trac at avcodec.org
Tue Sep 6 10:47:55 EEST 2022

#9412: HEVC fails to seek on keyframe
             Reporter:  SuRGeoNix    |                    Owner:  (none)
                 Type:  defect       |                   Status:  open
             Priority:  normal       |                Component:  avformat
              Version:  git-master   |               Resolution:
             Keywords:  mpegts hevc  |               Blocked By:
  seek                               |
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
Comment (by Balling):

 SuRGeoNix, I can confirm that command line produces bad image. I propose
 to use avif though to preserve 10 bit 420 samples losslessly (aside from
 top-left chroma siting flag, but that is just metadata):  -crf 0  -cpu-
 used 0 out.avif
Ticket URL: <https://trac.ffmpeg.org/ticket/9412#comment:12>
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