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author | Glenn Kasten <gkasten@google.com> | 2012-11-07 14:03:00 -0800 |
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committer | Glenn Kasten <gkasten@google.com> | 2012-11-14 11:58:17 -0800 |
commit | 22eb4e239fbe9103568147d566d7482e480350b8 (patch) | |
tree | 132fa6ac8c0bc47fd6d3b1cc67d1724dc3b939a2 /services | |
parent | 2d81f665461409f0c5d0be674a35a0aea63a4fc8 (diff) | |
download | frameworks_av-22eb4e239fbe9103568147d566d7482e480350b8.zip frameworks_av-22eb4e239fbe9103568147d566d7482e480350b8.tar.gz frameworks_av-22eb4e239fbe9103568147d566d7482e480350b8.tar.bz2 |
Update audio comments
Change-Id: I85d7d2f6381b251db5695202fec75128883a8662
Diffstat (limited to 'services')
-rw-r--r-- | services/audioflinger/AudioFlinger.h | 6 | ||||
-rw-r--r-- | services/audioflinger/StateQueue.h | 2 |
2 files changed, 6 insertions, 2 deletions
diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h index 8cf58b1..54cf239 100644 --- a/services/audioflinger/AudioFlinger.h +++ b/services/audioflinger/AudioFlinger.h @@ -861,6 +861,9 @@ private: sp<IMemory> sharedBuffer() const { return mSharedBuffer; } + // framesWritten is cumulative, never reset, and is shared all tracks + // audioHalFrames is derived from output latency + // FIXME parameters not needed, could get them from the thread bool presentationComplete(size_t framesWritten, size_t audioHalFrames); public: @@ -893,6 +896,7 @@ private: bool mHasVolumeController; size_t mPresentationCompleteFrames; // number of frames written to the // audio HAL when this track will be fully rendered + // zero means not monitoring private: IAudioFlinger::track_flags_t mFlags; @@ -997,7 +1001,7 @@ private: }; - // playback track + // playback track, used by DuplicatingThread class OutputTrack : public Track { public: diff --git a/services/audioflinger/StateQueue.h b/services/audioflinger/StateQueue.h index c9b5111..e33b3c6 100644 --- a/services/audioflinger/StateQueue.h +++ b/services/audioflinger/StateQueue.h @@ -174,7 +174,7 @@ public: #endif private: - static const unsigned kN = 4; // values != 4 are not supported by this code + static const unsigned kN = 4; // values < 4 are not supported by this code T mStates[kN]; // written by mutator, read by observer // "volatile" is meaningless with SMP, but here it indicates that we're using atomic ops |