[x264-devel] How extract I-Frames from a video stream?

[dubplate]

http://ffmpeg.org/libavfilter.html#select ->

select='eq(pict_type\,I)'



On 02/10/2012 04:50 AM, amir.rouhi at rmit.edu.au wrote:
> I know that ffmpeg or x264 is enable to extract images at any desired 
> time interval from a video stream. i.e the below command:
> ffmpeg -i test.avi -r 1 -s WxH -f image2 test-%03d.jpeg
> extract 1 second image interval from test.avi. But i dont know how to 
> change this command to extract just I-Frames from the stream, 
> regardless of the frame time position.
> Can u help me to find the solution? Or do you how x264 can extract 
> I-Frames?
>
>
>
>
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