commit ad9af03c4b491912239fc8c97a3ad0d342a33303
author Mathias Agopian <mathias@google.com> Sun Nov 04 15:16:13 2012 -0800
committer Android (Google) Code Review <android-gerrit@google.com> Thu Nov 08 12:45:59 2012 -0800
tree 2d851ce1cf0c35739f4b35c40fd6c18b679eba7d
parent 7aa7ed773040ea60bbe0a2a6ea949d62802304a4

NEON optimized SINC resampler

this currently gives us a 60% to 80% boost depending
on the quality level selected.

Change-Id: I7db385007e811ed7bffe5fd3403b44e300894f5b

services/audioflinger/test-resample.cpp

diff --git a/services/audioflinger/test-resample.cpp b/services/audioflinger/test-resample.cpp
index e6d5cbe..3b66530 100644
--- a/services/audioflinger/test-resample.cpp
+++ b/services/audioflinger/test-resample.cpp
@@ -178,7 +178,7 @@
             double y = sin(M_PI * k * t * t);
             int16_t yi = floor(y * 32767.0 + 0.5);
             for (size_t j=0 ; j<channels ; j++) {
-                in[i*channels + j] = yi;
+                in[i*channels + j] = yi / (1+j);
             }
         }
     }