webrtcdsp and webrtcechoprobe on Windows

[Nicolas Dufresne]

Le ven. 19 juin 2020 16 h 45, Attila <kocsisa01 at gmail.com> a écrit :

> Thanks again. After experimenting a bit with the last suggestion I ended up
> with a buffer-time of 10,000 on the sink and 30,000 on the source. This
> seems to suppress voice echoes reasonably well on both test computers.
>
> My problem now is that there is a strong high pitched echo - it's like
> ringing. It's almost as if the suppressor only works on certain frequencies
> and leaves others to echo freely. Below is my modified script.
>
> Any suggestions on how to get rid of this "ringing"?
>
> wasapisrc buffer-time=30000 ! audioconvert ! audio/x-raw,
> layout=non-interleaved ! webrtcdsp noise-suppression-level=high
> echo-suppression-level=high ! audioconvert ! webrtcechoprobe ! audioconvert
> ! wasapisink buffer-time=10000
>

That is strange, I don't recall having hissing, would be unfortunate having
to add a band filter afterward. About the sink, check that buffer-time is
slightly bigger the latency time, perhaps it has to do with that. Perhaps
test difference ns and ec level ?


> Thanks,
> Attila
>
>
>
> --
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