[FFmpeg-user] video4linux2 framerate

Carl Eugen Hoyos cehoyos at ag.or.at
Wed Apr 30 18:14:02 CEST 2014

Clément Bœsch <u <at> pkh.me> writes:

> The v4l2 device input option you are probably 
> looking for is -framerate.

Input option -r maps to -framerate.

> Try ffmpeg -f v4l2 -framerate 1 -i ...
> Also, -s is probably not doing what you expect 
> it to do: use the -video_size v4l2 input option.

Input option -s maps to -video_size.

I still believe that it is very useful if the 
same input and output options have the same 

Carl Eugen

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