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-rw-r--r--services/audioflinger/AudioMixer.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/services/audioflinger/AudioMixer.cpp b/services/audioflinger/AudioMixer.cpp
index 8d57451..ace3bf1 100644
--- a/services/audioflinger/AudioMixer.cpp
+++ b/services/audioflinger/AudioMixer.cpp
@@ -750,6 +750,9 @@ void AudioMixer::setBufferProvider(int name, AudioBufferProvider* bufferProvider
name -= TRACK0;
ALOG_ASSERT(uint32_t(name) < MAX_NUM_TRACKS, "bad track name %d", name);
+ if (mState.tracks[name].mInputBufferProvider == bufferProvider) {
+ return; // don't reset any buffer providers if identical.
+ }
if (mState.tracks[name].mReformatBufferProvider != NULL) {
mState.tracks[name].mReformatBufferProvider->reset();
} else if (mState.tracks[name].downmixerBufferProvider != NULL) {