[vorbis-dev] encoder observation

Attila Padar galileog at externet.hu
Tue May 1 14:43:17 PDT 2001



Hello!
First of all a question:
When you make the encoder tables (ie: mode_e.h)
do you use the mapping0_forward function?
Because you made the encoder tables, and after this 
you did a minor correction in the final beta4 ...
(this correction was: 
additional[0]=fabs(additional[0]*scale);
in the mapping0_forward function)
(I see this was a bug, and the modification 
was correct, but this correction caused an other
problem ... see below..)

I ask this, because before this bugfix
(with the original line: additional[0]*=scale)
I got a correct tone (but wrong amplitude (?)), 
but with the corrected line I hear much middle 
sounds (around 2-4 khz) (more than in the 
original wav file) and because of this
the beta4 encoded music is unenjoyable for me...

Please check this, and if it is not a long work,
make again the encoding (mode) tables...

Or if you think this is only a mistake,
send me to the hell ... :)

thnx
and best regards
Attila Padar

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