On Oct 17, 2007, at 9:10 AM, Todd Burch wrote:

> Axel Etzold wrote:
>>
>> How could this extraction be done?
>>
>
> If you are on a MAC, iMovie will do this.  Import the clips, and then
> File > Export > Compress Movie for Expert Settings and then later  
> choose
> "Movie to Picture".
>
> Todd
> -- 
> Posted via http://www.ruby-forum.com/.
>
 From that perspective, even Quicktime Pro can do it. And it's  
scriptable via Ruby (through AppleScript)