[FFmpeg-user] Extracting the size of the first I frame

Carl Eugen Hoyos cehoyos at ag.or.at
Thu Jan 17 02:20:23 CET 2013

David Wagner <david.wagner123 <at> googlemail.com> writes:

> How can I extract the exact size of this frame, so I 
> can substract it from my results?

You can use the image2 muxer to separate frames, 
and I suspect -vf showinfo on the output file 
also tells you.

Carl Eugen

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