diff options
| author | Mathias Agopian <mathias@google.com> | 2012-11-04 15:16:13 -0800 |
|---|---|---|
| committer | Android (Google) Code Review <android-gerrit@google.com> | 2012-11-08 12:45:59 -0800 |
| commit | ad9af03c4b491912239fc8c97a3ad0d342a33303 (patch) | |
| tree | 2d851ce1cf0c35739f4b35c40fd6c18b679eba7d /services/audioflinger/test-resample.cpp | |
| parent | 7aa7ed773040ea60bbe0a2a6ea949d62802304a4 (diff) | |
| download | frameworks_av-ad9af03c4b491912239fc8c97a3ad0d342a33303.zip frameworks_av-ad9af03c4b491912239fc8c97a3ad0d342a33303.tar.gz frameworks_av-ad9af03c4b491912239fc8c97a3ad0d342a33303.tar.bz2 | |
NEON optimized SINC resampler
this currently gives us a 60% to 80% boost depending
on the quality level selected.
Change-Id: I7db385007e811ed7bffe5fd3403b44e300894f5b
Diffstat (limited to 'services/audioflinger/test-resample.cpp')
| -rw-r--r-- | services/audioflinger/test-resample.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
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 @@ int main(int argc, char* argv[]) { 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); } } } |