On Fri, 9 Jul 1999, WEBMaster ASGA wrote:
> I got an idea about this:
> surround uses phase information wich is stored in high freq.
> By default below 160k lame has a 16kHz cut-off, so those infos are lost.
> You should try with -k in encoding to see if it solves this effect.
i don't think the music itself has extra information stored as
phase shifts - the cd player doesn't have a ProLogic decoder.
the sound expansion is done by some delay circuitry.
Conrad Sanderson - Microelectronic Signal Processing Laboratory
Griffith University, Queensland, Australia
http://hive.me.gu.edu.au/
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