[Speex-dev] Noise suppression less than AGC gain

Thorvald Natvig speex at natvig.com
Fri Jun 1 15:08:50 PDT 2007

Alain M. wrote:
> Jean-Marc Valin escreveu:
>> Well, I can change the defaults and then people with different setups
>> (e.g. no noise and low input volume) will ask me to change it the other
>> way... In the end, the only fix is to improve the AGC adaptation
>> decision, including (but not only) the VAD.
> Could that be a run time variable? So it could be adjusted somehow by 
> a user interface, for extreme situations.

It is :)

Take a look at include/speex_preprocess.h; there's a ton of stuff you 
can get and set at runtime. In my app, both max gain and the noise 
suppression is now user configurable.

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