codec optimization

Albert Cahalan acahalan at gmail.com
Sun Feb 25 14:20:58 EST 2007


John (J5) Palmieri writes:
> Ogg Theora for video and Ogg Vorbis for audio are the
> main codecs.  Code can be found at http://xiph.org/.
Dan Williams writes:
> It's likely Ogg Theora (video) and Ogg Vorbis (audio).
> They are in need to some optimization help, so anything
> you could provide would be great.

Ogg (audio) is a surviver. That Theora thing was stillborn,
which is good because you can't decently share a file
extension between different media types.

The fast low-compression choice is MJPEG. Perhaps
the XO can even create this in real-time.

For heavy compression, we have Snow and Dirac.
Both of these use wavelet compression and thus,
if we hurry, have a tiny chance to become the next
common real-world standard. (we're up against both
the ISO's "reasonable licensing" gang and Microsoft)



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