[FFmpeg-user] Copying h264 Quicktimes makes insane timecode

Thomas Worth dev at rarevision.com
Wed Oct 31 20:21:10 CET 2012


On Wed, Oct 31, 2012 at 12:14 PM, Bob Maple <bobm-ffmpeg at burner.com> wrote:
> Just doing some tests on some problematic Canon DSLR files to re-wrap them
> and am noticing that when I do:
>
> ffmpeg -i Source.mov -codec:v copy -codec:a copy NewFile.mov
>
> that the timecode on the resulting NewFile.mov is completely crazy; Stepping
> through the file just in Quicktime Player each frame will jump 20+ seconds,
> and I get impossible frame numbers for the framerate of the movie, like :45
> on a 29.97 movie.
>
> Output below - the code shown is the correct of the original, but the result
> goes from 00:22:32;23 all the way up to 02:28:25;47 (it's only a ~12 second
> clip!)

Upload the file somewhere and post a link if you can.


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