>>>>> "R" == Robert Hegemann <[EMAIL PROTECTED]> writes:
R> Mark wrote:
>> I'm still not sure the gspi35_1.wav problem is caused by the
>> ATH. I think it is actually caused by other flaws in the psy
>> model. My reasons are:
>>
>> 1. using --athonly -V5 doesn't have the problem (in this case
>> lame is choosing the bitrate so there is no audible distortion
>> based only on the ATH)
>>
>> 2. any change which reduces the masking, such as using
>> MAXNOISE for the noise calculations, or replacing the spreading
>> function with something more reasonable, will also fix the
>> problem.
>>
: <snip>
Uum, I found this ATH problem using
%> lame -v gspi35_1.wav
The 3rd glockenspiegel sustain sound has many artefact.
R> I agree Mark. I think the following program section(s) makes
R> some of these problems:
: <snip>
Ok I'll check it.
R> As a quick fix, I would suggest turning the special treatment
R> for the Side channel off.
If it is so, the problem is caused by the calculation of the MS ratio,
not by the ATH.
---
Takehiro TOMINAGA // May the source be with you!
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