How to configure webrtc echo cancellation in Windows 10?
nicolas at ndufresne.ca
Thu Mar 25 18:33:11 UTC 2021
Le mercredi 24 mars 2021 à 01:49 -0500, Maksim Danilov a écrit :
> Thanks for the answer. I gave up on configuring AEC over rtp and came up with
> simple example that look like:
> wasapisrc ! audioconvert ! audio/x-raw, format=S16LE, rate=48000 !
> audioconvert ! webrtcdsp ! webrtcechoprobe ! audioconvert ! wasapisink.
> It gives no result (in linux everything work as expected).
> I tried you suggestion with low-latency mode, however got messages with
> 'invalid latency add some queues to the pipeline'. Even if I add queue to
> pipeline. I can't hear my self at all.
> That pipeline gives the same result: wasapisrc low-latency=true ! <queue> !
> wasapisink low-latency=true.
> So I think the problem is in plugin. Probably it add some additional latency
> in implementation, cause it doesn't act like real time.
> I inspected the code of plugin and it looks like a very fast implementation
> of api under Windows. Moreover it can't even capture specific caps of
> src/sink and uses shared format F32LE (maybe it is resampling and converting
> audio in core and we get some latency through).
I'm clueless at this point. Perhaps Nirbheek can help here ?
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