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

[Carl Eugen Hoyos]

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