[FFmpeg-trac] #8523(avformat:open): ffmpeg converts 30fps input to 29.97fps when converting to .mxf

FFmpeg trac at avcodec.org
Wed Feb 26 12:56:55 EET 2020


#8523: ffmpeg converts 30fps input to 29.97fps when converting to .mxf
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             Reporter:  reakon      |                    Owner:
                 Type:  defect      |                   Status:  open
             Priority:  normal      |                Component:  avformat
              Version:  git-master  |               Resolution:
             Keywords:  mxf         |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
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Comment (by Tjoppen):

 Replying to [comment:13 cehoyos]:
 > Replying to [comment:12 Tjoppen]:
 > > Please give the attached patch a go.
 >
 > Is there really no way to calculate the numbers?

 I calculated them using galculator if that's what you're asking. If you're
 asking how we could have it handle arbitrary framerates then I don't think
 you know how picky MXF decoders tend to be.

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Ticket URL: <https://trac.ffmpeg.org/ticket/8523#comment:15>
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