1 files changed, 13 insertions, 0 deletions
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index 12e09ab..66edf45 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -2126,6 +2126,7 @@ ssize_t AudioFlinger::PlaybackThread::threadLoop_write()
             size_t totalFramesWritten = mNormalSink->framesWritten();
             if (totalFramesWritten >= mLatchD.mTimestamp.mPosition) {
                 mLatchD.mUnpresentedFrames = totalFramesWritten - mLatchD.mTimestamp.mPosition;
+                // mLatchD.mFramesReleased is set in threadloop_mix()
                 mLatchDValid = true;
             }
         }
@@ -3093,6 +3094,18 @@ void AudioFlinger::MixerThread::threadLoop_mix()
     sleepTime = 0;
     standbyTime = systemTime() + standbyDelay;
     //TODO: delay standby when effects have a tail
+
+    mLatchD.mFramesReleased.clear();
+    {
+        Mutex::Autolock _l(mLock);
+        size_t size = mActiveTracks.size();
+        for (size_t i = 0; i < size; i++) {
+            sp<Track> t = mActiveTracks[i].promote();
+            if (t != 0) {
+                mLatchD.mFramesReleased.add(t.get(), t->mAudioTrackServerProxy->framesReleased());
+            }
+        }
+    }
 }
 
 void AudioFlinger::MixerThread::threadLoop_sleepTime()