Snap for 6478919 from 0050943c5ca982c1ce2398414f888d5c66eccb8a to rvc-release (4475a071) · Commits · e / os / android_frameworks_native

services/surfaceflinger/Scheduler/LayerInfoV2.cpp

+10 −6

Original line number	Diff line number	Diff line
		@@ -130,12 +130,16 @@ std::optional<float> LayerInfoV2::calculateRefreshRateIfPossible() {
		// Now once we calculated the refresh rate we need to make sure that all the frames we captured
		// are evenly distributed and we don't calculate the average across some burst of frames.
		for (auto it = mFrameTimes.begin(); it != mFrameTimes.end() - 1; ++it) {
		const nsecs_t frameTimeDeltas = [&] {
		nsecs_t delta;
		if (it->presetTime == 0 \|\| (it + 1)->presetTime == 0) {
		continue;
		delta = (it + 1)->queueTime - it->queueTime;
		} else {
		delta = (it + 1)->presetTime - it->presetTime;
		}
		const nsecs_t presentTimeDeltas =
		std::max(((it + 1)->presetTime - it->presetTime), mHighRefreshRatePeriod);
		if (std::abs(presentTimeDeltas - averageFrameTime) > 2 * averageFrameTime) {
		return std::max(delta, mHighRefreshRatePeriod);
		}();
		if (std::abs(frameTimeDeltas - averageFrameTime) > 2 * averageFrameTime) {
		return std::nullopt;
		}
		}

+5 −2

Original line number	Diff line number	Diff line
		@@ -1919,9 +1919,12 @@ void SurfaceFlinger::onMessageInvalidate(nsecs_t expectedVSyncTime) NO_THREAD_SA
		ATRACE_NAME("Jank detected");
		ALOGD("Detected janky event. Missed frames: %d", mMissedFrameJankCount);
		const int32_t jankyDurationMillis = jankDuration / (1000 * 1000);
		{
		ATRACE_NAME("Pushing to statsd");
		android::util::stats_write(android::util::DISPLAY_JANK_REPORTED,
		jankyDurationMillis, mMissedFrameJankCount);
		}
		}

		// We either reported a jank event or we missed the trace
		// window, so clear counters here.