| // Copyright 2013 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 CONTENT_RENDERER_MEDIA_RENDERER_GPU_VIDEO_ACCELERATOR_FACTORIES_H_ |
| #define CONTENT_RENDERER_MEDIA_RENDERER_GPU_VIDEO_ACCELERATOR_FACTORIES_H_ |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/synchronization/waitable_event.h" |
| #include "base/unguessable_token.h" |
| #include "cc/output/buffer_to_texture_target_map.h" |
| #include "content/child/thread_safe_sender.h" |
| #include "content/common/content_export.h" |
| #include "media/renderers/gpu_video_accelerator_factories.h" |
| #include "ui/gfx/geometry/size.h" |
| |
| namespace gpu { |
| class GpuChannelHost; |
| class GpuMemoryBufferManager; |
| } |
| |
| namespace ui { |
| class ContextProviderCommandBuffer; |
| } |
| |
| namespace content { |
| |
| // Glue code to expose functionality needed by media::GpuVideoAccelerator to |
| // RenderViewImpl. This class is entirely an implementation detail of |
| // RenderViewImpl and only has its own header to allow extraction of its |
| // implementation from render_view_impl.cc which is already far too large. |
| // |
| // The RendererGpuVideoAcceleratorFactories can be constructed on any thread, |
| // but subsequent calls to all public methods of the class must be called from |
| // the |task_runner_|, as provided during construction. |
| class CONTENT_EXPORT RendererGpuVideoAcceleratorFactories |
| : public media::GpuVideoAcceleratorFactories { |
| public: |
| // Takes a ref on |gpu_channel_host| and tests |context| for loss before each |
| // use. Safe to call from any thread. |
| static std::unique_ptr<RendererGpuVideoAcceleratorFactories> Create( |
| scoped_refptr<gpu::GpuChannelHost> gpu_channel_host, |
| const scoped_refptr<base::SingleThreadTaskRunner>& |
| main_thread_task_runner, |
| const scoped_refptr<base::SingleThreadTaskRunner>& task_runner, |
| const scoped_refptr<ui::ContextProviderCommandBuffer>& context_provider, |
| bool enable_gpu_memory_buffer_video_frames, |
| const cc::BufferToTextureTargetMap& image_texture_targets, |
| bool enable_video_accelerator); |
| |
| // media::GpuVideoAcceleratorFactories implementation. |
| bool IsGpuVideoAcceleratorEnabled() override; |
| base::UnguessableToken GetChannelToken() override; |
| int32_t GetCommandBufferRouteId() override; |
| std::unique_ptr<media::VideoDecodeAccelerator> CreateVideoDecodeAccelerator() |
| override; |
| std::unique_ptr<media::VideoEncodeAccelerator> CreateVideoEncodeAccelerator() |
| override; |
| // Creates textures and produces them into mailboxes. Returns true on success |
| // or false on failure. |
| bool CreateTextures(int32_t count, |
| const gfx::Size& size, |
| std::vector<uint32_t>* texture_ids, |
| std::vector<gpu::Mailbox>* texture_mailboxes, |
| uint32_t texture_target) override; |
| void DeleteTexture(uint32_t texture_id) override; |
| gpu::SyncToken CreateSyncToken() override; |
| void WaitSyncToken(const gpu::SyncToken& sync_token) override; |
| |
| std::unique_ptr<gfx::GpuMemoryBuffer> CreateGpuMemoryBuffer( |
| const gfx::Size& size, |
| gfx::BufferFormat format, |
| gfx::BufferUsage usage) override; |
| |
| bool ShouldUseGpuMemoryBuffersForVideoFrames() const override; |
| unsigned ImageTextureTarget(gfx::BufferFormat format) override; |
| OutputFormat VideoFrameOutputFormat() override; |
| std::unique_ptr<media::GpuVideoAcceleratorFactories::ScopedGLContextLock> |
| GetGLContextLock() override; |
| bool CheckContextLost(); |
| std::unique_ptr<base::SharedMemory> CreateSharedMemory(size_t size) override; |
| scoped_refptr<base::SingleThreadTaskRunner> GetTaskRunner() override; |
| |
| media::VideoDecodeAccelerator::Capabilities |
| GetVideoDecodeAcceleratorCapabilities() override; |
| std::vector<media::VideoEncodeAccelerator::SupportedProfile> |
| GetVideoEncodeAcceleratorSupportedProfiles() override; |
| |
| void ReleaseContextProvider(); |
| scoped_refptr<ui::ContextProviderCommandBuffer> ContextProviderMainThread(); |
| |
| ~RendererGpuVideoAcceleratorFactories() override; |
| |
| private: |
| RendererGpuVideoAcceleratorFactories( |
| scoped_refptr<gpu::GpuChannelHost> gpu_channel_host, |
| const scoped_refptr<base::SingleThreadTaskRunner>& |
| main_thread_task_runner, |
| const scoped_refptr<base::SingleThreadTaskRunner>& task_runner, |
| const scoped_refptr<ui::ContextProviderCommandBuffer>& context_provider, |
| bool enable_gpu_memory_buffer_video_frames, |
| const cc::BufferToTextureTargetMap& image_texture_targets, |
| bool enable_video_accelerator); |
| |
| scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_; |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
| scoped_refptr<gpu::GpuChannelHost> gpu_channel_host_; |
| |
| // Shared pointer to a shared context provider that should be accessed |
| // and set only on the main thread. |
| scoped_refptr<ui::ContextProviderCommandBuffer> context_provider_refptr_; |
| |
| // Raw pointer to a context provider accessed from the media thread. |
| ui::ContextProviderCommandBuffer* context_provider_; |
| |
| base::UnguessableToken channel_token_; |
| |
| // Whether gpu memory buffers should be used to hold video frames data. |
| bool enable_gpu_memory_buffer_video_frames_; |
| const cc::BufferToTextureTargetMap image_texture_targets_; |
| // Whether video acceleration encoding/decoding should be enabled. |
| const bool video_accelerator_enabled_; |
| |
| gpu::GpuMemoryBufferManager* const gpu_memory_buffer_manager_; |
| |
| // For sending requests to allocate shared memory in the Browser process. |
| scoped_refptr<ThreadSafeSender> thread_safe_sender_; |
| |
| DISALLOW_COPY_AND_ASSIGN(RendererGpuVideoAcceleratorFactories); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_RENDERER_MEDIA_RENDERER_GPU_VIDEO_ACCELERATOR_FACTORIES_H_ |