Add VideoReader and VideoWriter interfaces.

remoting/protocol/protobuf_video_writer.h

+// Copyright (c) 2010 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 REMOTING_PROTOCOL_PROTOBUF_VIDEO_WRITER_H_
+#define REMOTING_PROTOCOL_PROTOBUF_VIDEO_WRITER_H_
+
+#include "base/ref_counted.h"
+#include "remoting/protocol/video_writer.h"
+
+namespace remoting {
+
+class BufferedSocketWriter;
+
+class ProtobufVideoWriter : public VideoWriter {
+ public:
+  ProtobufVideoWriter();
+  virtual ~ProtobufVideoWriter();
+
+  // VideoWriter interface.
+  virtual void Init(ChromotocolConnection* connection);
+  virtual void SendPacket(const VideoPacket& packet);
+  virtual int GetPendingPackets();
+  virtual void Close();
+
+ private:
+  scoped_refptr<BufferedSocketWriter> buffered_writer_;
+
+  DISALLOW_COPY_AND_ASSIGN(ProtobufVideoWriter);
+};
+
+}  // namespace remoting
+
+#endif  // REMOTING_PROTOCOL_PROTOBUF_VIDEO_WRITER_H_