| // 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. |
| |
| // VideoWriter is a generic interface used by ConnectionToClient to |
| // write into the video stream. ProtobufVideoWriter implements this |
| // interface for protobuf video streams. |
| |
| #ifndef REMOTING_PROTOCOL_VIDEO_WRITER_H_ |
| #define REMOTING_PROTOCOL_VIDEO_WRITER_H_ |
| |
| #include "base/basictypes.h" |
| #include "base/callback.h" |
| #include "remoting/protocol/video_stub.h" |
| |
| namespace remoting { |
| namespace protocol { |
| |
| class Session; |
| class SessionConfig; |
| |
| class VideoWriter : public VideoStub { |
| public: |
| virtual ~VideoWriter(); |
| |
| // The callback is called when initialization is finished. The |
| // parameter is set to true on success. |
| typedef base::Callback<void(bool)> InitializedCallback; |
| |
| static scoped_ptr<VideoWriter> Create(const SessionConfig& config); |
| |
| // Initializes the writer. |
| virtual void Init(Session* session, const InitializedCallback& callback) = 0; |
| |
| // Stops writing. Must be called on the network thread before this |
| // object is destroyed. |
| virtual void Close() = 0; |
| |
| // Returns true if the channel is connected. |
| virtual bool is_connected() = 0; |
| |
| protected: |
| VideoWriter() { } |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(VideoWriter); |
| }; |
| |
| } // namespace protocol |
| } // namespace remoting |
| |
| #endif // REMOTING_PROTOCOL_VIDEO_WRITER_H_ |