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| author | The Android Open Source Project <initial-contribution@android.com> | 2011-01-30 12:40:32 -0800 |
|---|---|---|
| committer | The Android Open Source Project <initial-contribution@android.com> | 2011-01-30 12:40:38 -0800 |
| commit | 1f6c6b785f90f6c074c7d401f9fa537a4fb9f110 (patch) | |
| tree | 28dd76dedc3af1644ad7b181b93c3adcead88cd5 /media | |
| parent | db207461a16ebcab38b52906ef88228393efca41 (diff) | |
| parent | e091b1cabc49d46d3afbba4f015f2bffa2934053 (diff) | |
| download | frameworks_av-1f6c6b785f90f6c074c7d401f9fa537a4fb9f110.zip frameworks_av-1f6c6b785f90f6c074c7d401f9fa537a4fb9f110.tar.gz frameworks_av-1f6c6b785f90f6c074c7d401f9fa537a4fb9f110.tar.bz2 | |
Mass merge from gingerbread - do not merge
Change-Id: I45dc3596bf4211d8f91c64f2d1d00588878df629
Diffstat (limited to 'media')
| -rw-r--r-- | media/libmedia/Visualizer.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/media/libmedia/Visualizer.cpp b/media/libmedia/Visualizer.cpp index a660429..43571cf 100644 --- a/media/libmedia/Visualizer.cpp +++ b/media/libmedia/Visualizer.cpp @@ -219,8 +219,13 @@ status_t Visualizer::doFft(uint8_t *fft, uint8_t *waveform) } for (uint32_t i = 0; i < mCaptureSize; i += 2) { - fft[i] = workspace[i >> 1] >> 24; - fft[i + 1] = workspace[i >> 1] >> 8; + short tmp = workspace[i >> 1] >> 21; + while (tmp > 127 || tmp < -128) tmp >>= 1; + fft[i] = tmp; + tmp = workspace[i >> 1]; + tmp >>= 5; + while (tmp > 127 || tmp < -128) tmp >>= 1; + fft[i + 1] = tmp; } return NO_ERROR; |