[pulseaudio-discuss] echocnzelation and feedback killer
arun.raghavan at collabora.co.uk
Sun Sep 12 23:52:40 PDT 2010
On Sat, 2010-09-11 at 17:49 +0200, Alexey Fisher wrote:
> Hallo all,
> i see in git you working on echo cancelation. Will it work for audio
> feedback/"Larsen effect" too? I mean sort of feedback killer?
It will not. The echo cancellation module is meant for things like voip
calls. For example, if you're using speakers and a mic, whatever the
other end says goes back through the mic, and they will be hear
themselves after a short gap. That's the echo we're trying to cancel.
So the goal is for the *far end* to not hear echo. It will not make a
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