[pulseaudio-discuss] module-echo-cancel microphone gain auto-adjust

Arun Raghavan arun at arunraghavan.net
Tue Mar 7 10:14:46 UTC 2017

On Tue, 7 Mar 2017, at 03:20 PM, Vasco Almeida wrote:
> Às 05:08 de 2017-03-07, Arun Raghavan escreveu:
> > The update to webrtc-audio-processing did make the AGC less quick to
> > react to input energy level changes. We might need to update the code
> > based on upstream again to see if things have gotten better.
> >
> > By default, is the level of your mic (without module-echo-cancel)
> > sufficiently high? I would not expect this to be a problem if it is.
> Yes, the level of my mic without module-echo-cancel is sufficiently high 
> but I miss the AGC feature as it was.

In this case, I expect the output of the AGC not to be much worse after
the webrtc-audio-processing update.

That said, it would be good to have an update to the library some time
soon, so we can pick up any fixes/improvements to this and other parts
of the canceller.

-- Arun

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