[vorbis] channel coupling in rc2
gcp at sjeng.org
Wed Sep 5 02:15:18 PDT 2001
At 16:36 4/09/2001 -0700, you wrote:
>Ah, ha! I was thinking that RC2 (as opposed to Beta4) had a lowpass
>which topped off at a certain level even into the highest bitrates. I
>was wrong, but I bet my posts make more sense now. ;)
Actually, I've observed pretty much the same thing. Vorbis rarely
seems to encode anything over 19500-20000Hz even at the highest
Since it doesn't lowpass there, my guess is this is an ATH or masking
issue, but I'm not sure.
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