[FFmpeg-user] Is it possible to just change the fps flags?

Carl Eugen Hoyos cehoyos at ag.or.at
Sun Jul 7 13:28:17 CEST 2013


Bernd Butscheidt <bbutscheidt <at> yahoo.de> writes:

> >>  I want it to leave the frames exactly the way they are 
> >>  now but only play 24 of them every second so that the
> >>  video runs slower.  I.E. instead of being 10:27 long 
> >>  the video is 13:02.
> > 
> > The setpts filter supports this, it needs reencoding though.
> 
> There was an effort to supply a patched version of ffmpeg 
> doing this trick without reencoding

I have a suspicion it actually works with current FFmpeg 
as well, I just never tested it (and I am unsure if 
this feature isn't actually a bug).

Carl Eugen



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