[FFmpeg-trac] #5309(undetermined:new): Seek doesn't work in some .mp4 files

[FFmpeg]

#5309: Seek doesn't work in some .mp4 files
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             Reporter:  Arnaud       |                    Owner:  (none)
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  git-master   |               Resolution:
             Keywords:  h264 mov     |               Blocked By:
  seek                               |
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Comment (by MasterQuestionable):

 ͏    Codec container wrestling each other...
 ͏
 https://www.google.com/search?hl=en&gl=ca&num=10&q=AVC|H.264|H264|x264
 +recovery-point
 ͏    https://stackoverflow.com/questions/75635925
 ͏    https://mpeg.chiariglione.org/tags/sei-messages
 ͏    .
 ͏    And the Open GOP (Group of Pictures) non-sense:
 ͏    That would be essentially identical as well-set ordinary (Closed)
 GOP.

 ͏    Ideally each GOP shall be an independent file:
 ͏    As in:
 https://github.com/MasterInQuestion/talk/discussions/3#discussioncomment-9376594

 ͏    And videos are not necessarily not meant to be viewed frame-by-frame.
 (thus any artifact unacceptable)
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/5309#comment:16>
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