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-rw-r--r--services/surfaceflinger/Layer.cpp20
1 files changed, 13 insertions, 7 deletions
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index a854aec4bd..8a6ec3c355 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -82,7 +82,7 @@ Layer::Layer(SurfaceFlinger* flinger, const sp<Client>& client,
mCurrentOpacity(true),
mBufferLatched(false),
mCurrentFrameNumber(0),
- mPreviousFrameNumber(-1U),
+ mPreviousFrameNumber(0),
mRefreshPending(false),
mFrameLatencyNeeded(false),
mFiltering(false),
@@ -1903,8 +1903,10 @@ bool Layer::onPostComposition(const std::shared_ptr<FenceTime>& glDoneFence,
Mutex::Autolock lock(mFrameEventHistoryMutex);
mFrameEventHistory.addPostComposition(mCurrentFrameNumber,
glDoneFence, presentFence, compositorTiming);
- mFrameEventHistory.addRetire(mPreviousFrameNumber,
- retireFence);
+ if (mPreviousFrameNumber != 0) {
+ mFrameEventHistory.addRetire(mPreviousFrameNumber,
+ retireFence);
+ }
}
// Update mFrameTracker.
@@ -1948,8 +1950,10 @@ void Layer::releasePendingBuffer(nsecs_t dequeueReadyTime) {
mReleaseTimeline.push(releaseFenceTime);
Mutex::Autolock lock(mFrameEventHistoryMutex);
- mFrameEventHistory.addRelease(
- mPreviousFrameNumber, dequeueReadyTime, std::move(releaseFenceTime));
+ if (mPreviousFrameNumber != 0) {
+ mFrameEventHistory.addRelease(mPreviousFrameNumber,
+ dequeueReadyTime, std::move(releaseFenceTime));
+ }
}
#endif
@@ -2135,8 +2139,10 @@ Region Layer::latchBuffer(bool& recomputeVisibleRegions, nsecs_t latchTime)
auto releaseFenceTime = std::make_shared<FenceTime>(
mSurfaceFlingerConsumer->getPrevFinalReleaseFence());
mReleaseTimeline.push(releaseFenceTime);
- mFrameEventHistory.addRelease(
- mPreviousFrameNumber, latchTime, std::move(releaseFenceTime));
+ if (mPreviousFrameNumber != 0) {
+ mFrameEventHistory.addRelease(mPreviousFrameNumber,
+ latchTime, std::move(releaseFenceTime));
+ }
#endif
}