[Speex-dev] speex_echo_cancel, please help!

Jean-Marc Valin jean-marc.valin at usherbrooke.ca
Mon Jan 26 16:46:35 PST 2009

> My questions are: 
> 1) How can I grab the signal that was just played
> (echo_frame parameter) ?

In most cases, *you* are the one who played the signal, so you already
have a copy of it. Otherwise, it's OS-dependent.

> 2) PortAudio can be used to achive this ? If so, how ? If
> not what is the best API for grabing the output samples ? 

No idea here.


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