[Speex-dev] noise reduction capabilities

Jean-Marc Valin jean-marc.valin at usherbrooke.ca
Fri Jul 20 15:13:28 PDT 2007


Richard McGravie a écrit :
> Hi,
> 
> I am considering to use Speex in a particular environment and I want to ask if
> you thought it realistic. 
> 
> I am going to use Wireless SIP (G.711) handsets in an environment that is
> typcially noisey (background), connecting to an Asterisk PBX. I am considering
> converting the G.711 to Speex so I can "massage" out the background noise. Is
> this realistic?

Note that the noise suppression algorithm is independent of the codec,
so it can be used on any codec. I suggest you try it on your samples and
see for yourself (see the --denoise option of speexenc or the
testdenoise program).

	Jean-Marc


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