| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef GPU_COMMAND_BUFFER_SERVICE_SHARED_IMAGE_BACKING_FACTORY_AHARDWAREBUFFER_H_ |
| #define GPU_COMMAND_BUFFER_SERVICE_SHARED_IMAGE_BACKING_FACTORY_AHARDWAREBUFFER_H_ |
| |
| #include "base/macros.h" |
| #include "components/viz/common/resources/resource_format.h" |
| #include "gpu/command_buffer/service/shared_image_backing_factory.h" |
| #include "gpu/gpu_gles2_export.h" |
| #include "ui/gl/gl_bindings.h" |
| |
| namespace gfx { |
| class Size; |
| class ColorSpace; |
| } // namespace gfx |
| |
| namespace gpu { |
| class SharedImageBacking; |
| class GpuDriverBugWorkarounds; |
| struct GpuFeatureInfo; |
| struct Mailbox; |
| |
| namespace raster { |
| struct RasterDecoderContextState; |
| } // namespace raster |
| |
| // Implementation of SharedImageBackingFactory that produces AHardwareBuffer |
| // backed SharedImages. This is meant to be used on Android only. |
| class GPU_GLES2_EXPORT SharedImageBackingFactoryAHB |
| : public SharedImageBackingFactory { |
| public: |
| SharedImageBackingFactoryAHB( |
| const GpuDriverBugWorkarounds& workarounds, |
| const GpuFeatureInfo& gpu_feature_info, |
| raster::RasterDecoderContextState* context_state); |
| ~SharedImageBackingFactoryAHB() override; |
| |
| // SharedImageBackingFactory implementation. |
| std::unique_ptr<SharedImageBacking> CreateSharedImage( |
| const Mailbox& mailbox, |
| viz::ResourceFormat format, |
| const gfx::Size& size, |
| const gfx::ColorSpace& color_space, |
| uint32_t usage) override; |
| std::unique_ptr<SharedImageBacking> CreateSharedImage( |
| const Mailbox& mailbox, |
| viz::ResourceFormat format, |
| const gfx::Size& size, |
| const gfx::ColorSpace& color_space, |
| uint32_t usage, |
| base::span<const uint8_t> pixel_data) override; |
| std::unique_ptr<SharedImageBacking> CreateSharedImage( |
| const Mailbox& mailbox, |
| int client_id, |
| gfx::GpuMemoryBufferHandle handle, |
| gfx::BufferFormat format, |
| SurfaceHandle surface_handle, |
| const gfx::Size& size, |
| const gfx::ColorSpace& color_space, |
| uint32_t usage) override; |
| |
| private: |
| struct FormatInfo { |
| FormatInfo(); |
| ~FormatInfo(); |
| |
| // Whether this format is supported by AHardwareBuffer. |
| bool ahb_supported = false; |
| unsigned int ahb_format = 0; |
| |
| // Whether this format can be used to create a GL texture from the AHB. |
| bool gl_supported = false; |
| |
| // GL internal_format/format/type triplet. |
| GLuint internal_format = 0; |
| GLenum gl_format = 0; |
| GLenum gl_type = 0; |
| }; |
| |
| FormatInfo format_info_[viz::RESOURCE_FORMAT_MAX + 1]; |
| |
| // Used to limit the max size of AHardwareBuffer. |
| int32_t max_gl_texture_size_ = 0; |
| raster::RasterDecoderContextState* context_state_ = nullptr; |
| |
| DISALLOW_COPY_AND_ASSIGN(SharedImageBackingFactoryAHB); |
| }; |
| |
| } // namespace gpu |
| |
| #endif // GPU_COMMAND_BUFFER_SERVICE_SHARED_IMAGE_BACKING_FACTORY_AHARDWAREBUFFER_H_ |