[FFmpeg-user] Conform framerate with ffmpeg

Carl Eugen Hoyos cehoyos at ag.or.at
Tue May 19 23:49:12 CEST 2015

Carles Vila <cvilad <at> gmail.com> writes:

> > > Hi, here are some of my findings regarding frame
> > > rate conforming.
> >
> > Did you test input option -r ?
> > Did it work?
> No it didn't. I used -r 25 (before -i) in conjunction 
> with -c:v copy (which is what I'm after) and it kept 
> the framerate unchanged at  24.

Yes, it appears that only slowing the input down 
works (to some degree), speeding up seems 
impossible afaict.

Carl Eugen

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