[FFmpeg-trac] #7911(undetermined:closed): Try to change the speed of a video without transcoding

[FFmpeg]

#7911: Try to change the speed of a video without transcoding
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             Reporter:  François     |                    Owner:  (none)
  Lafont                             |
                 Type:  defect       |                   Status:  closed
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  unspecified  |               Resolution:  invalid
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Changes (by Balling):

 * status:  new => closed
 * resolution:   => invalid

Comment:

 All samples are gone but that is not how to "change the speed of a video".

 You should use ffmpeg -itsscale 0.016667 -i input.mp4 -c copy -an
 output.mp4 to get 60 times faster speed for example.

 Possibly you would need something like this if the timebase bad:
 https://stackoverflow.com/a/55233982
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Ticket URL: <https://trac.ffmpeg.org/ticket/7911#comment:2>
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