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Commit 526d3172 authored by Yuuhi Yamaguchi's avatar Yuuhi Yamaguchi Committed by Steve Kondik
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Initialize resampling buffer per track. 

When resampling too short sound, AudioMixer uses previous
tracks buffer. So we re-initialize the temporary buffer per
loop to avoid it.

Change-Id: I55a59a3b14faa8445e09c450478fe79cef704760
parent 0f8251cf

services/audioflinger/AudioMixer.cpp

+1 −1
Original line number Diff line number Diff line
@@ -975,7 +975,6 @@ void AudioMixer::process__genericResampling(state_t* state) 
{

    int32_t* const outTemp = state->outputTemp;

    const size_t size = sizeof(int32_t) * MAX_NUM_CHANNELS * state->frameCount;

    memset(outTemp, 0, size);



    size_t numFrames = state->frameCount;
@@ -997,6 +996,7 @@ void AudioMixer::process__genericResampling(state_t* state) 
        }

        e0 &= ~(e1);

        int32_t *out = t1.mainBuffer;

        memset(outTemp, 0, size);

        while (e1) {

            const int i = 31 - __builtin_clz(e1);

            e1 &= ~(1<<i);