Add layered buffer support to libui and libgui. (6ebc46a7) · Commits · e / devices / smdk4412 / android_frameworks_native

include/gui/GraphicBufferAlloc.h

+3 −2

Original line number	Diff line number	Diff line
		@@ -34,8 +34,9 @@ public:
		GraphicBufferAlloc();
		virtual ~GraphicBufferAlloc();
		virtual sp<GraphicBuffer> createGraphicBuffer(uint32_t width,
		uint32_t height, PixelFormat format, uint32_t usage,
		std::string requestorName, status_t* error) override;
		uint32_t height, PixelFormat format, uint32_t layerCount,
		uint32_t usage, std::string requestorName,
		status_t* error) override;
		};

include/gui/IGraphicBufferAlloc.h

+6 −4

Original line number	Diff line number	Diff line
		@@ -38,12 +38,14 @@ public:
		/* Create a new GraphicBuffer for the client to use.
		*/
		virtual sp<GraphicBuffer> createGraphicBuffer(uint32_t w, uint32_t h,
		PixelFormat format, uint32_t usage, std::string requestorName,
		status_t* error) = 0;
		PixelFormat format, uint32_t layerCount, uint32_t usage,
		std::string requestorName, status_t* error) = 0;

		sp<GraphicBuffer> createGraphicBuffer(uint32_t w, uint32_t h,
		PixelFormat format, uint32_t usage, status_t* error) {
		return createGraphicBuffer(w, h, format, usage, "<Unknown>", error);
		PixelFormat format, uint32_t layerCount, uint32_t usage,
		status_t* error) {
		return createGraphicBuffer(w, h, format, layerCount, usage, "<Unknown>",
		error);
		}
		};

include/ui/Gralloc1.h

+7 −0

Original line number	Diff line number	Diff line
		@@ -49,6 +49,7 @@ public:
		mWidth(0),
		mHeight(0),
		mFormat(static_cast<android_pixel_format_t>(0)),
		mLayerCount(0),
		mProducerUsage(GRALLOC1_PRODUCER_USAGE_NONE),
		mConsumerUsage(GRALLOC1_CONSUMER_USAGE_NONE) {}

		@@ -58,6 +59,7 @@ public:

		gralloc1_error_t setDimensions(uint32_t width, uint32_t height);
		gralloc1_error_t setFormat(android_pixel_format_t format);
		gralloc1_error_t setLayerCount(uint32_t layerCount);
		gralloc1_error_t setProducerUsage(gralloc1_producer_usage_t usage);
		gralloc1_error_t setConsumerUsage(gralloc1_consumer_usage_t usage);

		@@ -68,6 +70,7 @@ private:
		uint32_t mWidth;
		uint32_t mHeight;
		android_pixel_format_t mFormat;
		uint32_t mLayerCount;
		gralloc1_producer_usage_t mProducerUsage;
		gralloc1_consumer_usage_t mConsumerUsage;

		@@ -178,6 +181,8 @@ private:
		GRALLOC1_FUNCTION_SET_DIMENSIONS> setDimensions;
		FunctionLoader<GRALLOC1_PFN_SET_FORMAT,
		GRALLOC1_FUNCTION_SET_FORMAT> setFormat;
		FunctionLoader<GRALLOC1_PFN_SET_LAYER_COUNT,
		GRALLOC1_FUNCTION_SET_LAYER_COUNT> setLayerCount;
		FunctionLoader<GRALLOC1_PFN_SET_PRODUCER_USAGE,
		GRALLOC1_FUNCTION_SET_PRODUCER_USAGE> setProducerUsage;
		FunctionLoader<GRALLOC1_PFN_GET_BACKING_STORE,
		@@ -188,6 +193,8 @@ private:
		GRALLOC1_FUNCTION_GET_DIMENSIONS> getDimensions;
		FunctionLoader<GRALLOC1_PFN_GET_FORMAT,
		GRALLOC1_FUNCTION_GET_FORMAT> getFormat;
		FunctionLoader<GRALLOC1_PFN_GET_LAYER_COUNT,
		GRALLOC1_FUNCTION_GET_LAYER_COUNT> getLayerCount;
		FunctionLoader<GRALLOC1_PFN_GET_PRODUCER_USAGE,
		GRALLOC1_FUNCTION_GET_PRODUCER_USAGE> getProducerUsage;
		FunctionLoader<GRALLOC1_PFN_GET_STRIDE,

include/ui/Gralloc1On0Adapter.h

+18 −0

Original line number	Diff line number	Diff line
		@@ -131,6 +131,7 @@ private:
		width(0),
		height(0),
		format(HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED),
		layerCount(1),
		producerUsage(GRALLOC1_PRODUCER_USAGE_NONE),
		consumerUsage(GRALLOC1_CONSUMER_USAGE_NONE) {}

		@@ -145,6 +146,11 @@ private:
		return GRALLOC1_ERROR_NONE;
		}

		gralloc1_error_t setLayerCount(uint32_t lc) {
		layerCount = lc;
		return GRALLOC1_ERROR_NONE;
		}

		gralloc1_error_t setProducerUsage(gralloc1_producer_usage_t usage) {
		producerUsage = usage;
		return GRALLOC1_ERROR_NONE;
		@@ -161,6 +167,7 @@ private:
		uint32_t width;
		uint32_t height;
		int32_t format;
		uint32_t layerCount;
		gralloc1_producer_usage_t producerUsage;
		gralloc1_consumer_usage_t consumerUsage;
		};
		@@ -197,6 +204,12 @@ private:
		&Descriptor::setFormat, format);
		}

		static int32_t setLayerCountHook(gralloc1_device_t* device,
		gralloc1_buffer_descriptor_t descriptorId, uint32_t layerCount) {
		return callDescriptorFunction(device, descriptorId,
		&Descriptor::setLayerCount, layerCount);
		}

		static int32_t setProducerUsageHook(gralloc1_device_t* device,
		gralloc1_buffer_descriptor_t descriptorId, uint64_t intUsage) {
		auto usage = static_cast<gralloc1_producer_usage_t>(intUsage);
		@@ -246,6 +259,11 @@ private:
		return GRALLOC1_ERROR_NONE;
		}

		gralloc1_error_t getLayerCount(uint32_t* outLayerCount) const {
		*outLayerCount = mDescriptor.layerCount;
		return GRALLOC1_ERROR_NONE;
		}

		gralloc1_error_t getNumFlexPlanes(uint32_t* outNumPlanes) const {
		// TODO: This is conservative, and we could do better by examining
		// the format, but it won't hurt anything for now

include/ui/GrallocMapper.h

+5 −0

Original line number	Diff line number	Diff line
		@@ -63,6 +63,11 @@ public:
		return mMapper->getFormat(mDevice, handle, &format);
		}

		Error getLayerCount(buffer_handle_t handle, uint32_t& layerCount) const
		{
		return mMapper->getLayerCount(mDevice, handle, &layerCount);
		}

		Error getProducerUsageMask(buffer_handle_t handle,
		uint64_t& usageMask) const
		{