On Sat, Jul 14, 2007 at 11:34:33AM +0200, michel memeteau wrote: > Ogg can only embed Free codecs theora and vorbis , I'm 99% sure ( It's why > this guy created OGM ) Ogg can embed any codec, but there's not a generalized mechanism for doing so. Like RTP, an embedding has to be designed for each codec. -r