[Speex-dev] Re: Denoising only

Jean-Marc Valin Jean-Marc.Valin at USherbrooke.ca
Wed Mar 23 10:54:15 PST 2005


Your question is on topic since the denoiser if part of libspeex,
although it's independent of the codec itself. To use it, just include
speex_preprocess.h and look at speexenc.c for how to use it (it's


Le jeudi 24 mars 2005 à 02:20 +0800, Scott Searcy a écrit :
> I don't think this is the right list but since it is the only speex
> related list on the XIPH list, her it goes.
> Flame away if you wish or, if your feeling generous, tell me what list
> to post on.
> How do you "denoise" only without compressing the file? The
> documentation implies it is possible. It says on page 9 of manual.pdf,
> "The denoiser can be used to reduce the amount of background noise
> present in the input signal. This provides higher quality speech
> whether or not the denoised signal is encoded with Speex (or at all)."
> So how do you denoise without compressing?
Jean-Marc Valin <Jean-Marc.Valin at USherbrooke.ca>
Université de Sherbrooke
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