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Merge "Fix issue 3371096." into honeycomb

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This commit is contained in:
Eric Laurent
2011-01-20 10:31:21 -08:00
committed by Android (Google) Code Review
parent 19484fac33 67b5ed31ed
commit 404946fc26
1 changed files with 10 additions and 8 deletions
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18
services/audioflinger/AudioFlinger.cpp
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@@ -5443,19 +5443,21 @@ void AudioFlinger::EffectModule::process()
// clear auxiliary effect input buffer for next accumulation
if ((mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_AUXILIARY) {
memset(mConfig.inputCfg.buffer.raw, 0, mConfig.inputCfg.buffer.frameCount*sizeof(int32_t));
memset(mConfig.inputCfg.buffer.raw, 0,
mConfig.inputCfg.buffer.frameCount*sizeof(int32_t));
}
} else if ((mDescriptor.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_INSERT &&
mConfig.inputCfg.buffer.raw != mConfig.outputCfg.buffer.raw){
// If an insert effect is idle and input buffer is different from output buffer, copy input to
// output
mConfig.inputCfg.buffer.raw != mConfig.outputCfg.buffer.raw) {
// If an insert effect is idle and input buffer is different from output buffer,
// accumulate input onto output
sp<EffectChain> chain = mChain.promote();
if (chain != 0 && chain->activeTracks() != 0) {
size_t size = mConfig.inputCfg.buffer.frameCount * sizeof(int16_t);
if (mConfig.inputCfg.channels == CHANNEL_STEREO) {
size *= 2;
size_t frameCnt = mConfig.inputCfg.buffer.frameCount * 2; //always stereo here
int16_t *in = mConfig.inputCfg.buffer.s16;
int16_t *out = mConfig.outputCfg.buffer.s16;
for (size_t i = 0; i < frameCnt; i++) {
out[i] = clamp16((int32_t)out[i] + (int32_t)in[i]);
}
memcpy(mConfig.outputCfg.buffer.raw, mConfig.inputCfg.buffer.raw, size);
}
}
}