[vorbis-dev] Some very early RC1 results

Dirk Knop dknop at gwdg.de
Sun Jul 15 01:57:13 PDT 2001



Ahoy there,

At 05:50 15.07.2001, you wrote:
>Actually, what I think you're describing is that hiss from across the
>stereo image is being moved/concentrated in the center by the >4kHz
>point stereo.  In the process of doing so, the encoder is not
>accounting for the increase in noise energy because the polar mapping
>isn't circular (an energy of .5 is becoming a total energy of 1. when
>the hiss is centered).  Both aspects of the problem can be controlled,
>the current encoder doesn't try.

That's how it sounds :) Damn, it's nice if you can explain "mathematically" 
why it's sounding that way ;)

Regards,
Koepi

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