[FFmpeg-user] Detecting Scene Changes In Source Video?

[James Board]

>> Is there a way to use ffmpeg to detect scene changes in a video file?  I know

>> some of the codecs must do this already, but I don't know if that output is
>> readily available?  Maybe in the info file produced when 2-pass encoding?
>
>Check the select filter and the scene paramenter.

That might work.  The example they have will produce a video with
only the first frame of every scene.  Can I somehow instead output the
frame numbers of the first frame in every scene?

Maybe someone that knows the filter syntax, or other syntax better can
help?