[vorbis] RC2 better than RC3? Graphed!

Monty xiphmont at xiph.org
Thu Jan 31 02:45:38 PST 2002



On Thu, Jan 31, 2002 at 12:14:46AM +0100, AGS wrote:
> 
> Well, this question comes once and again.
> 
> I have RC3 and Garf's RC2 tuned versions (160 and 350) in a nice graph.
> Nobody should be surprised that RC3 is better, but in some cases GRC2 shows
> better EAQUAL/bitrate results. There seems to be room for improvement in RC3
> with some tweaking.

EAQUAL is not a reliable test of anything, really.  It's model is
considerably less sophisticated than the psychoacoustics in Vorbis.

Monty

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