| // Copyright (c) 2012 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_STREAM_TEXTURE_HOST_ANDROID_H_ |
| #define CONTENT_RENDERER_STREAM_TEXTURE_HOST_ANDROID_H_ |
| |
| #include <stdint.h> |
| |
| #include "base/macros.h" |
| #include "base/memory/weak_ptr.h" |
| #include "content/common/content_export.h" |
| #include "ipc/ipc_listener.h" |
| #include "ipc/ipc_message.h" |
| |
| namespace base { |
| class UnguessableToken; |
| } |
| |
| namespace gfx { |
| class Size; |
| } |
| |
| namespace gpu { |
| class GpuChannelHost; |
| struct Mailbox; |
| struct SyncToken; |
| } |
| |
| namespace content { |
| |
| // Class for handling all the IPC messages between the GPU process and |
| // StreamTextureProxy. |
| class CONTENT_EXPORT StreamTextureHost : public IPC::Listener { |
| public: |
| explicit StreamTextureHost(scoped_refptr<gpu::GpuChannelHost> channel, |
| int32_t route_id); |
| ~StreamTextureHost() override; |
| |
| // Listener class that is listening to the stream texture updates. It is |
| // implemented by StreamTextureProxyImpl. |
| class Listener { |
| public: |
| virtual void OnFrameAvailable() = 0; |
| virtual ~Listener() {} |
| }; |
| |
| bool BindToCurrentThread(Listener* listener); |
| |
| // IPC::Channel::Listener implementation: |
| bool OnMessageReceived(const IPC::Message& message) override; |
| void OnChannelError() override; |
| |
| void ForwardStreamTextureForSurfaceRequest( |
| const base::UnguessableToken& request_token); |
| gpu::Mailbox CreateSharedImage(const gfx::Size& size); |
| gpu::SyncToken GenUnverifiedSyncToken(); |
| |
| private: |
| // Message handlers: |
| void OnFrameAvailable(); |
| |
| int32_t route_id_; |
| Listener* listener_; |
| scoped_refptr<gpu::GpuChannelHost> channel_; |
| uint32_t release_id_ = 0; |
| |
| base::WeakPtrFactory<StreamTextureHost> weak_ptr_factory_{this}; |
| |
| DISALLOW_IMPLICIT_CONSTRUCTORS(StreamTextureHost); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_RENDERER_STREAM_TEXTURE_HOST_ANDROID_H_ |