[speex-dev] Speex preprocess & loudness

[Jean-Marc Valin]

> Does someone know if I could use SpeexPreprocessState::loudness or
> SpeexPreprocessState::loudness2 to create a VU meter. And if so, how?

You'll probably want to use 
loudness = pow(st->loudness, 1.0/LOUDNESS_EXP);

which is what I use in the AGC.

        Jean-Marc


-- 
Jean-Marc Valin
http://www.xiph.org/~jm/
LABORIUS
Université de Sherbrooke, Québec, Canada


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