[Speex-dev] Echo cancellation with different sound card for speaker and microphone

[Ken Smith]

+1 for the WebRTC audio enhancement stack (including AEC).

Ken Smith
Cell: 425-443-2359
Email: ken at alanta.com
Blog: http://blog.wouldbetheologian.com/


On Wed, Mar 21, 2012 at 5:33 AM, Peter Meerwald <pmeerw at pmeerw.net> wrote:

> Hello Gisle,
>
> > This sounds for me like the above problem has been solved, or that at
> > least it now works in some cases even if the speakers and microphone are
> > unsynchronized, and that it thus may work with speaker and mic on
> > different soundcards.
>
> maybe have a look at PulseAudio and the pluggable echo cancellation
> modules, Speex among them; your best bet may be the echo canceller
> from webrtc which is also supported
>
> some drift / delay compensation is implemented there
>
> regards, p.
>
> --
>
> Peter Meerwald
> +43-664-2444418 (mobile)
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> Speex-dev at xiph.org
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>
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