[FFmpeg-trac] #7091(undetermined:new): Sega FILM demuxer doesn't pass through any packets for stream copy

FFmpeg trac at avcodec.org
Wed Mar 21 12:39:44 EET 2018


#7091: Sega FILM demuxer doesn't pass through any packets for stream copy
-------------------------------------+-------------------------------------
             Reporter:  misty        |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
              Version:  git-master   |  undetermined
             Keywords:               |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------

Comment (by Gyan):

 Despite the first frame being a keyframe, the packet isn't marked as such.
 If this is a typical valid file, then it's a bug in the demuxer code which
 marks keyframe status.

 You can use `ffmpeg -i test.cpk -c copy -copyinkf out.mov` to stop ffmpeg
 from seeking a keyframe to start copying from. This should yield the
 entire stream in the output.

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Ticket URL: <https://trac.ffmpeg.org/ticket/7091#comment:3>
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