[wdmaudiodev] AEC Loopback

  • From: Tim Roberts <timr@xxxxxxxxx>
  • To: wdmaudiodev@xxxxxxxxxxxxx
  • Date: Mon, 01 Oct 2007 13:54:14 -0700

Assume for a moment that one is building an APO solution for acoustic
echo cancellation, something that customers and clients both still want,
despite the Microsoft philosophy.  The capture end of that will have to
be an LFX APO.  Does that run in the context of the application's
process, or is it in the audio engine process?  If it's in the
application's process, then shouldn't I be able to exploit the loopback
recording interface, instead of writing a GFX APO to perform the loopback?

-- 
Tim Roberts, timr@xxxxxxxxx
Providenza & Boekelheide, Inc.

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