Merge "Check mInputEventReceiver before sending timeline -- 2" into sc-dev am: 234adf7cb2 (12318a45) · Commits · e / os / android_frameworks_base

core/java/android/view/ViewRootImpl.java

+22 −9

Original line number	Diff line number	Diff line
		@@ -1201,8 +1201,7 @@ public final class ViewRootImpl implements ViewParent,
		Looper.myLooper());

		if (mAttachInfo.mThreadedRenderer != null) {
		InputMetricsListener listener =
		new InputMetricsListener(mInputEventReceiver);
		InputMetricsListener listener = new InputMetricsListener();
		mHardwareRendererObserver = new HardwareRendererObserver(
		listener, listener.data, mHandler, true /waitForPresentTime/);
		mAttachInfo.mThreadedRenderer.addObserver(mHardwareRendererObserver);
		@@ -1414,6 +1413,9 @@ public final class ViewRootImpl implements ViewParent,
		if (mAttachInfo.mThreadedRenderer != null) {
		mAttachInfo.mHardwareAccelerated =
		mAttachInfo.mHardwareAccelerationRequested = true;
		if (mHardwareRendererObserver != null) {
		mAttachInfo.mThreadedRenderer.addObserver(mHardwareRendererObserver);
		}
		}
		}
		}
		@@ -8118,6 +8120,9 @@ public final class ViewRootImpl implements ViewParent,
		ThreadedRenderer hardwareRenderer = mAttachInfo.mThreadedRenderer;

		if (hardwareRenderer != null) {
		if (mHardwareRendererObserver != null) {
		hardwareRenderer.removeObserver(mHardwareRendererObserver);
		}
		if (mView != null) {
		hardwareRenderer.destroyHardwareResources(mView);
		}
		@@ -8619,18 +8624,12 @@ public final class ViewRootImpl implements ViewParent,
		super.dispose();
		}
		}
		WindowInputEventReceiver mInputEventReceiver;
		private WindowInputEventReceiver mInputEventReceiver;

		final class InputMetricsListener
		implements HardwareRendererObserver.OnFrameMetricsAvailableListener {
		public long[] data = new long[FrameMetrics.Index.FRAME_STATS_COUNT];

		private InputEventReceiver mReceiver;

		InputMetricsListener(InputEventReceiver receiver) {
		mReceiver = receiver;
		}

		@Override
		public void onFrameMetricsAvailable(int dropCountSinceLastInvocation) {
		final int inputEventId = (int) data[FrameMetrics.Index.INPUT_EVENT_ID];
		@@ -8643,6 +8642,20 @@ public final class ViewRootImpl implements ViewParent,
		// available, we cannot compute end-to-end input latency metrics.
		return;
		}
		final long gpuCompletedTime = data[FrameMetrics.Index.GPU_COMPLETED];
		if (mInputEventReceiver == null) {
		return;
		}
		if (gpuCompletedTime >= presentTime) {
		final double discrepancyMs = (gpuCompletedTime - presentTime) * 1E-6;
		final long vsyncId = data[FrameMetrics.Index.FRAME_TIMELINE_VSYNC_ID];
		Log.w(TAG, "Not reporting timeline because gpuCompletedTime is " + discrepancyMs
		+ "ms ahead of presentTime. FRAME_TIMELINE_VSYNC_ID=" + vsyncId
		+ ", INPUT_EVENT_ID=" + inputEventId);
		// TODO(b/186664409): figure out why this sometimes happens
		return;
		}
		mInputEventReceiver.reportTimeline(inputEventId, gpuCompletedTime, presentTime);
		}
		}
		HardwareRendererObserver mHardwareRendererObserver;

core/jni/android_view_InputEventReceiver.cpp

+12 −12

Original line number	Diff line number	Diff line
		@@ -241,13 +241,13 @@ status_t NativeInputEventReceiver::processOutboundEvents() {
		}

		// Some other error. Give up
		ALOGW("Failed to send outbound event on channel '%s'. status=%d",
		getInputChannelName().c_str(), status);
		ALOGW("Failed to send outbound event on channel '%s'. status=%s(%d)",
		getInputChannelName().c_str(), statusToString(status).c_str(), status);
		if (status != DEAD_OBJECT) {
		JNIEnv* env = AndroidRuntime::getJNIEnv();
		std::string message =
		android::base::StringPrintf("Failed to send outbound event. status=%d",
		status);
		android::base::StringPrintf("Failed to send outbound event. status=%s(%d)",
		statusToString(status).c_str(), status);
		jniThrowRuntimeException(env, message.c_str());
		mMessageQueue->raiseAndClearException(env, "finishInputEvent");
		}
		@@ -319,8 +319,8 @@ status_t NativeInputEventReceiver::consumeEvents(JNIEnv* env,
		status_t status = mInputConsumer.consume(&mInputEventFactory,
		consumeBatches, frameTime, &seq, &inputEvent);
		if (status != OK && status != WOULD_BLOCK) {
		ALOGE("channel '%s' ~ Failed to consume input event. status=%d",
		getInputChannelName().c_str(), status);
		ALOGE("channel '%s' ~ Failed to consume input event. status=%s(%d)",
		getInputChannelName().c_str(), statusToString(status).c_str(), status);
		return status;
		}

		@@ -502,9 +502,9 @@ static jlong nativeInit(JNIEnv* env, jclass clazz, jobject receiverWeak,
		receiverWeak, inputChannel, messageQueue);
		status_t status = receiver->initialize();
		if (status) {
		std::string message =
		android::base::StringPrintf("Failed to initialize input event receiver. status=%d",
		status);
		std::string message = android::base::
		StringPrintf("Failed to initialize input event receiver. status=%s(%d)",
		statusToString(status).c_str(), status);
		jniThrowRuntimeException(env, message.c_str());
		return 0;
		}
		@@ -531,7 +531,7 @@ static void nativeFinishInputEvent(JNIEnv* env, jclass clazz, jlong receiverPtr,
		if (status != DEAD_OBJECT) {
		std::string message =
		android::base::StringPrintf("Failed to finish input event. status=%s(%d)",
		strerror(-status), status);
		statusToString(status).c_str(), status);
		jniThrowRuntimeException(env, message.c_str());
		}
		}
		@@ -564,8 +564,8 @@ static jboolean nativeConsumeBatchedInputEvents(JNIEnv* env, jclass clazz, jlong
		&consumedBatch);
		if (status && status != DEAD_OBJECT && !env->ExceptionCheck()) {
		std::string message =
		android::base::StringPrintf("Failed to consume batched input event. status=%d",
		status);
		android::base::StringPrintf("Failed to consume batched input event. status=%s(%d)",
		statusToString(status).c_str(), status);
		jniThrowRuntimeException(env, message.c_str());
		return JNI_FALSE;
		}

tests/Input/src/com/android/test/input/InputEventSenderAndReceiverTest.kt

+17 −0

Original line number	Diff line number	Diff line
		@@ -145,4 +145,21 @@ class InputEventSenderAndReceiverTest {
		val received = mSender.getTimeline()
		assertEquals(sent, received)
		}

		// If an invalid timeline is sent, the channel should get closed. This helps surface any
		// app-originating bugs early, and forces the work-around to happen in the early stages of the
		// event processing.
		@Test
		fun testSendAndReceiveInvalidTimeline() {
		val sent = TestInputEventSender.Timeline(
		inputEventId = 1, gpuCompletedTime = 3, presentTime = 2)
		mReceiver.reportTimeline(sent.inputEventId, sent.gpuCompletedTime, sent.presentTime)
		val received = mSender.getTimeline()
		assertEquals(null, received)
		// Sender will no longer receive callbacks for this fd, even if receiver sends a valid
		// timeline later
		mReceiver.reportTimeline(2 /inputEventId/, 3 /gpuCompletedTime/, 4 /presentTime/)
		val receivedSecondTimeline = mSender.getTimeline()
		assertEquals(null, receivedSecondTimeline)
		}
		}