[FFmpeg-trac] #8489(ffmpeg:new): MP4 file has too short audio

[FFmpeg]

#8489: MP4 file has too short audio
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             Reporter:  mkoch       |                    Owner:
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  ffmpeg
              Version:  git-master  |               Resolution:
             Keywords:              |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
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Comment (by mkoch):

 Another known workaround is to pad the first audio input with a single
 sample at the end:

 ffmpeg -i video.mp4 -i video.mp4 -lavfi
 "[0:a]apad=pad_len=1[p];[p][1:a]amix=weights='1.0 0.1'" -y out.mp4

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Ticket URL: <https://trac.ffmpeg.org/ticket/8489#comment:2>
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