[FFmpeg-trac] #1937(undetermined:open): cdxl: wrong duration

[FFmpeg]

#1937: cdxl: wrong duration
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             Reporter:  ami_stuff    |                    Owner:
                 Type:  defect       |                   Status:  open
             Priority:  normal       |                Component:
              Version:  git-master   |  undetermined
             Keywords:  cdxl         |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  1
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Comment (by ami_stuff):

 the correct duration shoud be calculated like this:

 int64_t filesize = avio_size(s->pb);

 st->duration = (filesize /* - audiotrack_size */ ) / video_size /
 calculated_fps;

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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1937#comment:2>
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