[FFmpeg-trac] #7912(undetermined:open): timing is off by factor of 90 or 3 when extracting srt subtitle from video

[FFmpeg]

#7912: timing is off by factor of 90 or 3  when extracting srt subtitle from video
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             Reporter:  jookiyaya    |                    Owner:
                 Type:  defect       |                   Status:  open
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  git-master   |               Resolution:
             Keywords:  cc           |               Blocked By:
             Blocking:               |  Reproduced by developer:  1
Analyzed by developer:  0            |
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Comment (by findmyip):

 https://x0.at/3hu.mp4

 ffmpeg -fix_sub_duration -f lavfi -i "movie=3hu.mp4[out+subcc]" -map 0:1
 3hu.srt

 3hu.srt : timing is off by factor of 3

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Ticket URL: <https://trac.ffmpeg.org/ticket/7912#comment:4>
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