am ecb4b3f0: Merge "Pass the IGraphicBufferAlloc to SurfaceTextureClient." into honeycomb (d7a3ebe0) · Commits · e / os / android_frameworks_native

include/gui/ISurfaceTexture.h

+6 −0

Original line number	Diff line number	Diff line
		@@ -72,6 +72,12 @@ public:

		virtual status_t setCrop(const Rect& reg) = 0;
		virtual status_t setTransform(uint32_t transform) = 0;

		// getAllocator retrieves the binder object that must be referenced as long
		// as the GraphicBuffers dequeued from this ISurfaceTexture are referenced.
		// Holding this binder reference prevents SurfaceFlinger from freeing the
		// buffers before the client is done with them.
		virtual sp<IBinder> getAllocator() = 0;
		};

		// ----------------------------------------------------------------------------

+6 −0

Original line number	Diff line number	Diff line
		@@ -101,6 +101,12 @@ public:
		// when a new frame becomes available.
		void setFrameAvailableListener(const sp<FrameAvailableListener>& l);

		// getAllocator retrieves the binder object that must be referenced as long
		// as the GraphicBuffers dequeued from this SurfaceTexture are referenced.
		// Holding this binder reference prevents SurfaceFlinger from freeing the
		// buffers before the client is done with them.
		sp<IBinder> getAllocator();

		private:

		// freeAllBuffers frees the resources (both GraphicBuffer and EGLImage) for

+4 −0

Original line number	Diff line number	Diff line
		@@ -83,6 +83,10 @@ private:
		// interactions with the server using this interface.
		sp<ISurfaceTexture> mSurfaceTexture;

		// mAllocator is the binder object that is referenced to prevent the
		// dequeued buffers from being freed prematurely.
		sp<IBinder> mAllocator;

		// mSlots stores the buffers that have been allocated for each buffer slot.
		// It is initialized to null pointers, and gets filled in with the result of
		// ISurfaceTexture::requestBuffer when the client dequeues a buffer from a

+14 −0

Original line number	Diff line number	Diff line
		@@ -38,6 +38,7 @@ enum {
		CANCEL_BUFFER,
		SET_CROP,
		SET_TRANSFORM,
		GET_ALLOCATOR,
		};


		@@ -123,6 +124,13 @@ public:
		status_t result = reply.readInt32();
		return result;
		}

		virtual sp<IBinder> getAllocator() {
		Parcel data, reply;
		data.writeInterfaceToken(ISurfaceTexture::getInterfaceDescriptor());
		remote()->transact(GET_ALLOCATOR, data, &reply);
		return reply.readStrongBinder();
		}
		};

		IMPLEMENT_META_INTERFACE(SurfaceTexture, "android.gui.SurfaceTexture");
		@@ -195,6 +203,12 @@ status_t BnSurfaceTexture::onTransact(
		reply->writeInt32(result);
		return NO_ERROR;
		} break;
		case GET_ALLOCATOR: {
		CHECK_INTERFACE(ISurfaceTexture, data, reply);
		sp<IBinder> result = getAllocator();
		reply->writeStrongBinder(result);
		return NO_ERROR;
		} break;
		}
		return BBinder::onTransact(code, data, reply, flags);
		}

+5 −0

Original line number	Diff line number	Diff line
		@@ -304,6 +304,11 @@ void SurfaceTexture::setFrameAvailableListener(
		mFrameAvailableListener = l;
		}

		sp<IBinder> SurfaceTexture::getAllocator() {
		LOGV("SurfaceTexture::getAllocator");
		return mGraphicBufferAlloc->asBinder();
		}

		void SurfaceTexture::freeAllBuffers() {
		for (int i = 0; i < NUM_BUFFER_SLOTS; i++) {
		mSlots[i].mGraphicBuffer = 0;