[Ffmpeg-devel] [RFC] Differences between Cook and G.722.1

Michael Niedermayer michaelni
Mon Apr 30 21:22:28 CEST 2007


On Fri, Apr 27, 2007 at 09:50:43PM -0300, Ramiro Ribeiro Polla wrote:
> Hello,
> I've been adapting the G.722.1 reference decoder for FFmpeg, and then 
> noticed it was very related to Cook.
> The decode_envelope functions behave alike, but categorize is different. 
> I haven't completely understood decode_vectors yet.
> Attached is a patch for cook.c that makes categorize behave exactly like 
> the reference decoder.
> Could the people that wrote, and use, the Cook decoder see if these 
> changes make any sense? Or was Cook implemented this different from G.722.1?

i cant help you with that as i dunno cook ...

> Is the output with this patch the same/better/worse?

why not try that yourself, iam sure there are some cook files on mphq :)

Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

I count him braver who overcomes his desires than him who conquers his
enemies for the hardest victory is over self. -- Aristotle
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