Add VideoReader and VideoWriter interfaces.

remoting/protocol/protobuf_video_reader.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_READER_H_
+#define REMOTING_PROTOCOL_PROTOBUF_VIDEO_READER_H_
+
+#include "remoting/protocol/message_reader.h"
+#include "remoting/protocol/video_reader.h"
+
+namespace remoting {
+
+class ProtobufVideoReader : public VideoReader {
+ public:
+  ProtobufVideoReader();
+  virtual ~ProtobufVideoReader();
+
+  // VideoReader interface.
+  virtual void Init(ChromotocolConnection* connection, VideoStub* video_stub);
+  virtual void Close();
+
+ private:
+  void OnNewData(VideoPacket* packet);
+
+  MessageReader reader_;
+
+  // The stub that processes all received packets.
+  VideoStub* video_stub_;
+
+  DISALLOW_COPY_AND_ASSIGN(ProtobufVideoReader);
+};
+
+}  // namespace remoting
+
+#endif  // REMOTING_PROTOCOL_PROTOBUF_VIDEO_READER_H_