On Wed, Jul 29, 2009 at 04:19:12PM +0200, Nico Sabbi wrote: > Reimar, I'd like to assign something cleaner than a nonsense 0x3000; > what's the cleanest solution? I think you can use a real "fourcc", i.e. four characters instead of just 16 bit. It just won't be possible to remux into AVI with mencoder then...