[FFmpeg-user] Convert to a different frame rate smoothly (without jerky playback)

Carl Eugen Hoyos cehoyos at ag.or.at
Sat Feb 1 23:17:02 CET 2014

Don Denton <don <at> happycollision.com> writes:

> I am going from 30fps to 24fps 

Just to make sure:
Could you confirm that the input stream is *not* 
telecined? If it is, changing the framerate is 
not the correct solution to get 24fps output.

> which I know is less than ideal as conversions 
> go. I have used `-vf "fps=24"` to convert as 
> well, and I still get the rky playback.
> So my question is this: Does ffmpeg support 
> frame rate conversion that reinterprets the 
> video in any way to create smooth playback?

Not yet, patch welcome, but this is non-trivial.

Carl Eugen

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