Fix issue 1795088 Improve audio routing code
Initial commit for review.
Integrated comments after patch set 1 review.
Fixed lockup in AudioFlinger::ThreadBase::exit()
Fixed lockup when playing tone with AudioPlocyService startTone()
diff --git a/media/libmedia/ToneGenerator.cpp b/media/libmedia/ToneGenerator.cpp
index 5435da7..3ea64ae 100644
--- a/media/libmedia/ToneGenerator.cpp
+++ b/media/libmedia/ToneGenerator.cpp
@@ -1001,7 +1001,7 @@
// Open audio track in mono, PCM 16bit, default sampling rate, default buffer size
mpAudioTrack
- = new AudioTrack(mStreamType, 0, AudioSystem::PCM_16_BIT, 1, 0, 0, audioCallback, this, 0);
+ = new AudioTrack(mStreamType, 0, AudioSystem::PCM_16_BIT, AudioSystem::CHANNEL_OUT_MONO, 0, 0, audioCallback, this, 0);
if (mpAudioTrack == 0) {
LOGE("AudioTrack allocation failed");