[Asterisk-bsd] ISDN4BSD - new echo canceller needs testing

Hans Petter Selasky hselasky at c2i.net
Fri Apr 20 10:00:39 MST 2007


On Friday 20 April 2007 08:42, Dinesh Nair wrote:
> On Fri, 20 Apr 2007 08:33:16 +0200, Hans Petter Selasky wrote:
> > Hi,
> >
> > I have a new and fast echo canceller in the works for some months now.
> > Before I replace the existing one, I need some feedback from the users.
> > The main motivation for the new echo canceller is to get down the CPU
> > usage, so that I4B can be used on not so fast WRAP boards and alike.
>
> could we perhaps use this echo canceller as part of the zaptel-bsd
> drivers ?

You are thinking about licensing issues? Practically you would need to make 
some changes to Zaptel, like that block-buffering is used, and that a 
time-stamp is provided with the FIFO data.

--HPS


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