Optimization/cleanup of 'aec_rfdt' initialization (constants, LUT, ...):
* 2.7% AEC overall speedup for the straight C path.
* 3.5% AEC overall speedup for the SSE2 path.
Review URL: http://webrtc-codereview.appspot.com/60001

git-svn-id: http://webrtc.googlecode.com/svn/trunk@152 4adac7df-926f-26a2-2b94-8c16560cd09d
6 files changed