| // Copyright 2017 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 UI_GL_GL_IMAGE_DXGI_H_ |
| #define UI_GL_GL_IMAGE_DXGI_H_ |
| |
| #include <DXGI1_2.h> |
| #include <d3d11.h> |
| #include <wrl/client.h> |
| |
| #include "base/win/scoped_handle.h" |
| #include "ui/gfx/buffer_types.h" |
| #include "ui/gl/gl_export.h" |
| #include "ui/gl/gl_image.h" |
| |
| typedef void* EGLStreamKHR; |
| typedef void* EGLConfig; |
| typedef void* EGLSurface; |
| |
| namespace gl { |
| class GL_EXPORT GLImageDXGI : public GLImage { |
| public: |
| GLImageDXGI(const gfx::Size& size, EGLStreamKHR stream); |
| |
| // Safe downcast. Returns nullptr on failure. |
| static GLImageDXGI* FromGLImage(GLImage* image); |
| |
| // GLImage implementation. |
| BindOrCopy ShouldBindOrCopy() override; |
| bool BindTexImage(unsigned target) override; |
| bool CopyTexImage(unsigned target) override; |
| bool CopyTexSubImage(unsigned target, |
| const gfx::Point& offset, |
| const gfx::Rect& rect) override; |
| void Flush() override; |
| unsigned GetInternalFormat() override; |
| unsigned GetDataType() override; |
| gfx::Size GetSize() override; |
| Type GetType() const override; |
| void OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd, |
| uint64_t process_tracing_id, |
| const std::string& dump_name) override; |
| void ReleaseTexImage(unsigned target) override; |
| |
| const gfx::ColorSpace& color_space() const { return color_space_; } |
| Microsoft::WRL::ComPtr<IDXGIKeyedMutex> keyed_mutex() { return keyed_mutex_; } |
| size_t level() const { return level_; } |
| Microsoft::WRL::ComPtr<ID3D11Texture2D> texture() { return texture_; } |
| |
| bool InitializeHandle(base::win::ScopedHandle handle, |
| uint32_t level, |
| gfx::BufferFormat format); |
| void SetTexture(const Microsoft::WRL::ComPtr<ID3D11Texture2D>& texture, |
| size_t level); |
| |
| protected: |
| ~GLImageDXGI() override; |
| |
| gfx::BufferFormat buffer_format_ = gfx::BufferFormat::BGRA_8888; |
| base::win::ScopedHandle handle_; |
| Microsoft::WRL::ComPtr<IDXGIKeyedMutex> keyed_mutex_; |
| size_t level_ = 0; |
| gfx::Size size_; |
| EGLSurface surface_ = nullptr; |
| EGLStreamKHR stream_ = nullptr; |
| Microsoft::WRL::ComPtr<ID3D11Texture2D> texture_; |
| }; |
| |
| // This copies to a new texture on bind. |
| class GL_EXPORT CopyingGLImageDXGI : public GLImageDXGI { |
| public: |
| CopyingGLImageDXGI(const Microsoft::WRL::ComPtr<ID3D11Device>& d3d11_device, |
| const gfx::Size& size, |
| EGLStreamKHR stream); |
| |
| bool Initialize(); |
| bool InitializeVideoProcessor( |
| const Microsoft::WRL::ComPtr<ID3D11VideoProcessor>& video_processor, |
| const Microsoft::WRL::ComPtr<ID3D11VideoProcessorEnumerator>& enumerator); |
| void UnbindFromTexture(); |
| |
| // GLImage implementation. |
| bool BindTexImage(unsigned target) override; |
| |
| private: |
| ~CopyingGLImageDXGI() override; |
| |
| bool copied_ = false; |
| |
| Microsoft::WRL::ComPtr<ID3D11VideoDevice> video_device_; |
| Microsoft::WRL::ComPtr<ID3D11VideoContext> video_context_; |
| Microsoft::WRL::ComPtr<ID3D11VideoProcessor> d3d11_processor_; |
| Microsoft::WRL::ComPtr<ID3D11VideoProcessorEnumerator> enumerator_; |
| Microsoft::WRL::ComPtr<ID3D11Device> d3d11_device_; |
| Microsoft::WRL::ComPtr<ID3D11Texture2D> decoder_copy_texture_; |
| Microsoft::WRL::ComPtr<ID3D11VideoProcessorOutputView> output_view_; |
| }; |
| } |
| |
| #endif // UI_GL_GL_IMAGE_DXGI_H_ |