NuPlayer: adjust temporal-layers to achieve smooth play
For multi-layer-encoded content (with hierarchical referencing),
select a subset of layers based on playback speed.
Bug: 27596987
Change-Id: I824c699f3c2b80bb516c1b44493eda72239291ac
(cherry picked from commit 64ad0e0b2b5f992052d287e82ebd79f9f892dcbf)
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.h b/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.h
index ae08b4b..0c619ed 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.h
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.h
@@ -57,6 +57,10 @@
kWhatSetVideoSurface = 'sSur'
};
+ enum {
+ kMaxNumVideoTemporalLayers = 32,
+ };
+
sp<Surface> mSurface;
sp<Source> mSource;
@@ -90,6 +94,12 @@
bool mIsSecure;
bool mFormatChangePending;
bool mTimeChangePending;
+ float mFrameRateTotal;
+ float mPlaybackSpeed;
+ int32_t mNumVideoTemporalLayerTotal;
+ int32_t mNumVideoTemporalLayerAllowed;
+ int32_t mCurrentMaxVideoTemporalLayerId;
+ float mVideoTemporalLayerAggregateFps[kMaxNumVideoTemporalLayers];
bool mResumePending;
AString mComponentName;