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authorEric Laurent <elaurent@google.com>2011-11-08 08:32:57 -0800
committerAndroid (Google) Code Review <android-gerrit@google.com>2011-11-08 08:32:57 -0800
commitf3a892ab9347ce733b81ccb4913a91c586f8f367 (patch)
treeea96a636ee8f6616b9121671476480f52d1e8986 /services
parent9d6a51623fdabbe993d7b8848794607394ef7cc2 (diff)
parent19ddf0ebb013c0ad1d6c04f0c9d6ce177a0fafae (diff)
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Merge "AudioFlinger: mix track only when really ready" into ics-mr1
Diffstat (limited to 'services')
-rw-r--r--services/audioflinger/AudioFlinger.cpp11
1 files changed, 10 insertions, 1 deletions
diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 69560e5..96e8eb9 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -2066,7 +2066,16 @@ uint32_t AudioFlinger::MixerThread::prepareTracks_l(const SortedVector< wp<Track
// The first time a track is added we wait
// for all its buffers to be filled before processing it
mAudioMixer->setActiveTrack(track->name());
- if (cblk->framesReady() && track->isReady() &&
+ // make sure that we have enough frames to mix one full buffer
+ uint32_t minFrames = 1;
+ if (!track->isStopped() && !track->isPausing()) {
+ if (t->sampleRate() == (int)mSampleRate) {
+ minFrames = mFrameCount;
+ } else {
+ minFrames = (mFrameCount * t->sampleRate()) / mSampleRate + 1;
+ }
+ }
+ if ((cblk->framesReady() >= minFrames) && track->isReady() &&
!track->isPaused() && !track->isTerminated())
{
//LOGV("track %d u=%08x, s=%08x [OK] on thread %p", track->name(), cblk->user, cblk->server, this);