1 // Copyright 2013 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_BROWSER_MEDIA_ANDROID_BROWSER_DEMUXER_ANDROID_H_ 6 #define CONTENT_BROWSER_MEDIA_ANDROID_BROWSER_DEMUXER_ANDROID_H_ 7 8 #include "base/id_map.h" 9 #include "content/public/browser/browser_message_filter.h" 10 #include "media/base/android/demuxer_android.h" 11 12 namespace content { 13 14 // Represents the browser process half of an IPC-based demuxer proxy. 15 // It vends out media::DemuxerAndroid instances that are registered with an 16 // end point in the renderer process. 17 // 18 // Refer to RendererDemuxerAndroid for the renderer process half. 19 class CONTENT_EXPORT BrowserDemuxerAndroid : public BrowserMessageFilter { 20 public: 21 BrowserDemuxerAndroid(); 22 23 // BrowserMessageFilter overrides. 24 virtual void OverrideThreadForMessage(const IPC::Message& message, 25 BrowserThread::ID* thread) OVERRIDE; 26 virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; 27 28 // Returns an uninitialized demuxer implementation associated with 29 // |demuxer_client_id|, which can be used to communicate with the real demuxer 30 // in the renderer process. 31 scoped_ptr<media::DemuxerAndroid> CreateDemuxer(int demuxer_client_id); 32 33 protected: 34 friend class base::RefCountedThreadSafe<BrowserDemuxerAndroid>; 35 virtual ~BrowserDemuxerAndroid(); 36 37 private: 38 class Internal; 39 40 // Called by internal demuxer implementations to add/remove a client 41 // association. 42 void AddDemuxerClient(int demuxer_client_id, 43 media::DemuxerAndroidClient* client); 44 void RemoveDemuxerClient(int demuxer_client_id); 45 46 // IPC message handlers. 47 void OnDemuxerReady(int demuxer_client_id, 48 const media::DemuxerConfigs& configs); 49 void OnReadFromDemuxerAck(int demuxer_client_id, 50 const media::DemuxerData& data); 51 void OnDemuxerSeekDone(int demuxer_client_id, 52 const base::TimeDelta& actual_browser_seek_time); 53 void OnDurationChanged(int demuxer_client_id, 54 const base::TimeDelta& duration); 55 56 IDMap<media::DemuxerAndroidClient> demuxer_clients_; 57 58 DISALLOW_COPY_AND_ASSIGN(BrowserDemuxerAndroid); 59 }; 60 61 } // namespace content 62 63 #endif // CONTENT_BROWSER_MEDIA_ANDROID_BROWSER_DEMUXER_ANDROID_H_ 64