On Sep 5, 2009, at 21:40, spiralofhope wrote:
> On Sat, 5 Sep 2009 06:18:24 +0900
> Eric Hodel <drbrain / segment7.net> wrote:
>
>> https://github.com/drbrain/ffmpeg-rb/tree
>
> Sweet!  Nice work.
>
> I did a bunch of shell scripting which had me tearing my hair out..  
> I'd
> love to replace it with Ruby code using your library.

For extracting it will work as-is.  I recently got audio/video  
transcoding working, but only on a limited basis (same audio sampling  
rate, etc.).  I'm not sure how to update metadata without transcoding,  
haven't looked into it at all.