Merge "Add an API to set layer trace flags" into rvc-dev (9f990ded) · Commits · e / os / android_frameworks_base

core/java/android/view/IWindowManager.aidl

+7 −0

Original line number	Diff line number	Diff line
		@@ -742,4 +742,11 @@ interface IWindowManager
		* Called to show global actions.
		*/
		void showGlobalActions();

		/**
		* Sets layer tracing flags for SurfaceFlingerTrace.
		*
		* @param flags see definition in SurfaceTracing.cpp
		*/
		void setLayerTracingFlags(int flags);
		}

+27 −0

Original line number	Diff line number	Diff line
		@@ -8019,6 +8019,33 @@ public class WindowManagerService extends IWindowManager.Stub
		}
		}

		/** Set layer tracing flags. */
		public void setLayerTracingFlags(int flags) {
		mAtmInternal.enforceCallerIsRecentsOrHasPermission(android.Manifest.permission.DUMP,
		"setLayerTracingFlags");
		long token = Binder.clearCallingIdentity();
		try {
		Parcel data = null;
		try {
		IBinder sf = ServiceManager.getService("SurfaceFlinger");
		if (sf != null) {
		data = Parcel.obtain();
		data.writeInterfaceToken("android.ui.ISurfaceComposer");
		data.writeInt(flags);
		sf.transact(1033 /* LAYER_TRACE_FLAGS_CODE /, data, null, 0 / flags */);
		}
		} catch (RemoteException e) {
		Slog.e(TAG, "Failed to set layer tracing flags");
		} finally {
		if (data != null) {
		data.recycle();
		}
		}
		} finally {
		Binder.restoreCallingIdentity(token);
		}
		}

		@Override
		public boolean mirrorDisplay(int displayId, SurfaceControl outSurfaceControl) {
		if (!checkCallingPermission(READ_FRAME_BUFFER, "mirrorDisplay()")) {