Re: echo cancellation / suppression in chan_capi & isdn4bsd by HPS

On Monday 12 November 2007, Michael Iedema wrote:
> Hello Hans Petter,
>
> Thanks for the feedback on those questions!
>
> > > - What is the value range for "echotail"? (32, 64, 128, 256?)
> >
> > Currently has no effect. It should set the number of samples or
> > milliseconds that the echo cancel filter should cover.
>
> Is this a i4b or chan_capi problem? I would like to implement this if
> i4b can handle variably sized tails.
>
> Regards,
> -Michael

Hi,

The problem is in the kernel.

The current Echo Cancel Implementation use a fixed "Tail Length" :-(

--HPS
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