Merge "Force disconnect when the surface is about to be saved." into nyc-dev (d1f8eb3f) · Commits · e / os / android_frameworks_base

core/java/android/view/SurfaceControl.java

+10 −0

Original line number	Diff line number	Diff line
		@@ -36,6 +36,7 @@ public class SurfaceControl {
		throws OutOfResourcesException;
		private static native void nativeRelease(long nativeObject);
		private static native void nativeDestroy(long nativeObject);
		private static native void nativeDisconnect(long nativeObject);

		private static native Bitmap nativeScreenshot(IBinder displayToken,
		Rect sourceCrop, int width, int height, int minLayer, int maxLayer,
		@@ -341,6 +342,15 @@ public class SurfaceControl {
		mCloseGuard.close();
		}

		/**
		* Disconnect any client still connected to the surface.
		*/
		public void disconnect() {
		if (mNativeObject != 0) {
		nativeDisconnect(mNativeObject);
		}
		}

		private void checkNotReleased() {
		if (mNativeObject == 0) throw new NullPointerException(
		"mNativeObject is null. Have you called release() already?");

+9 −0

Original line number	Diff line number	Diff line
		@@ -110,6 +110,13 @@ static void nativeDestroy(JNIEnv* env, jclass clazz, jlong nativeObject) {
		ctrl->decStrong((void *)nativeCreate);
		}

		static void nativeDisconnect(JNIEnv* env, jclass clazz, jlong nativeObject) {
		SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
		if (ctrl != NULL) {
		ctrl->disconnect();
		}
		}

		static jobject nativeScreenshotBitmap(JNIEnv* env, jclass clazz,
		jobject displayTokenObj, jobject sourceCropObj, jint width, jint height,
		jint minLayer, jint maxLayer, bool allLayers, bool useIdentityTransform,
		@@ -595,6 +602,8 @@ static const JNINativeMethod sSurfaceControlMethods[] = {
		(void*)nativeRelease },
		{"nativeDestroy", "(J)V",
		(void*)nativeDestroy },
		{"nativeDisconnect", "(J)V",
		(void*)nativeDisconnect },
		{"nativeScreenshot", "(Landroid/os/IBinder;Landroid/graphics/Rect;IIIIZZI)Landroid/graphics/Bitmap;",
		(void*)nativeScreenshotBitmap },
		{"nativeScreenshot", "(Landroid/os/IBinder;Landroid/view/Surface;Landroid/graphics/Rect;IIIIZZ)V",

+6 −0

Original line number	Diff line number	Diff line
		@@ -1902,6 +1902,12 @@ final class WindowState implements WindowManagerPolicy.WindowState {
		mWinAnimator.hide("saved surface");
		mWinAnimator.mDrawState = WindowStateAnimator.NO_SURFACE;
		setHasSurface(false);
		// The client should have disconnected at this point, but if it doesn't,
		// we need to make sure it's disconnected. Otherwise when we reuse the surface
		// the client can't reconnect to the buffer queue, and rendering will fail.
		if (mWinAnimator.mSurfaceController != null) {
		mWinAnimator.mSurfaceController.disconnectInTransaction();
		}
		} else {
		mWinAnimator.destroySurfaceLocked();
		}

+14 −0

Original line number	Diff line number	Diff line
		@@ -152,6 +152,20 @@ class WindowSurfaceController {
		}
		}

		void disconnectInTransaction() {
		if (SHOW_TRANSACTIONS \|\| SHOW_SURFACE_ALLOC) {
		Slog.i(TAG, "Disconnecting client: " + this);
		}

		try {
		if (mSurfaceControl != null) {
		mSurfaceControl.disconnect();
		}
		} catch (RuntimeException e) {
		Slog.w(TAG, "Error disconnecting surface in: " + this, e);
		}
		}

		void setCropInTransaction(Rect clipRect, boolean recoveringMemory) {
		if (SHOW_TRANSACTIONS) logSurface(
		"CROP " + clipRect.toShortString(), null);