audioflinger: fix duplicating thread output buffers clear
Also clear mix buffer in DuplicatingThread::threadLoop_mix()
instead of just sink buffer when output threads are not
ready.
Bug: 18262127.
Change-Id: I4c22bbeaccdcc8d7c10c5882dde3439eb73d6ede
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index e443476..71a6a73 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -4660,7 +4660,11 @@
if (outputsReady(outputTracks)) {
mAudioMixer->process(AudioBufferProvider::kInvalidPTS);
} else {
- memset(mSinkBuffer, 0, mSinkBufferSize);
+ if (mMixerBufferValid) {
+ memset(mMixerBuffer, 0, mMixerBufferSize);
+ } else {
+ memset(mSinkBuffer, 0, mSinkBufferSize);
+ }
}
sleepTime = 0;
writeFrames = mNormalFrameCount;