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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CONTENT_RENDERER_MEDIA_RENDER_MEDIA_LOG_H_
      6 #define CONTENT_RENDERER_MEDIA_RENDER_MEDIA_LOG_H_
      7 
      8 #include <vector>
      9 #include "base/time/time.h"
     10 #include "media/base/media_log.h"
     11 
     12 namespace base {
     13 class MessageLoopProxy;
     14 }
     15 
     16 namespace content {
     17 
     18 // RenderMediaLog is an implementation of MediaLog that passes all events to the
     19 // browser process, throttling as necessary.
     20 class RenderMediaLog : public media::MediaLog {
     21  public:
     22   RenderMediaLog();
     23 
     24   // MediaLog implementation.
     25   virtual void AddEvent(scoped_ptr<media::MediaLogEvent> event) OVERRIDE;
     26 
     27  private:
     28   virtual ~RenderMediaLog();
     29 
     30   scoped_refptr<base::MessageLoopProxy> render_loop_;
     31   base::Time last_ipc_send_time_;
     32   std::vector<media::MediaLogEvent> queued_media_events_;
     33 
     34   DISALLOW_COPY_AND_ASSIGN(RenderMediaLog);
     35 };
     36 
     37 }  // namespace content
     38 
     39 #endif  // CONTENT_RENDERER_MEDIA_RENDER_MEDIA_LOG_H_
     40