[FFmpeg-trac] #4769(ffmpeg:new): Concatenate: Audio and Video out of sync after a couple of rounds

[FFmpeg]

#4769: Concatenate: Audio and Video out of sync after a couple of rounds
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             Reporter:  Timster      |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  important    |                Component:  ffmpeg
              Version:  git-master   |               Resolution:
             Keywords:  ffmpeg,      |               Blocked By:
  concatenate, desync, audio, video  |  Reproduced by developer:  0
             Blocking:               |
Analyzed by developer:  0            |
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Comment (by Timster):

 P.S.: It doesn't work without a wildcard as well.

 {{{
 ffmpeg -f concat -i <(for i in seq 5; do printf "file %s\n"
 /path/to/out.mkv; done) -c:v h264 -preset slow -b:v 1500k -minrate 1500k
 -maxrate 1500k -bufsize 1500k -g 80 -c:a copy out1.mkv
 }}}

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Ticket URL: <https://trac.ffmpeg.org/ticket/4769#comment:2>
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