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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_RENDERER_MEDIA_ANDROID_RENDERER_DEMUXER_ANDROID_H_ | |
6 #define CONTENT_RENDERER_MEDIA_ANDROID_RENDERER_DEMUXER_ANDROID_H_ | |
7 | |
8 #include "base/atomic_sequence_num.h" | |
9 #include "base/id_map.h" | |
10 #include "base/macros.h" | |
11 #include "ipc/message_filter.h" | |
12 #include "media/base/android/demuxer_stream_player_params.h" | |
13 | |
14 namespace base { | |
15 class SingleThreadTaskRunner; | |
16 } | |
17 | |
18 namespace content { | |
19 | |
20 class MediaSourceDelegate; | |
21 class ThreadSafeSender; | |
22 | |
23 // Represents the renderer process half of an IPC-based implementation of | |
24 // media::DemuxerAndroid. | |
25 // | |
26 // Refer to BrowserDemuxerAndroid for the browser process half. | |
27 class RendererDemuxerAndroid : public IPC::MessageFilter { | |
28 public: | |
29 RendererDemuxerAndroid(); | |
30 | |
31 // Returns the next available demuxer client ID for use in IPC messages. | |
32 // | |
33 // Safe to call on any thread. | |
34 int GetNextDemuxerClientID(); | |
35 | |
36 // Associates |delegate| with |demuxer_client_id| for handling incoming IPC | |
37 // messages. | |
38 // | |
39 // Must be called on media thread. | |
40 void AddDelegate(int demuxer_client_id, MediaSourceDelegate* delegate); | |
41 | |
42 // Removes the association created by AddDelegate(). | |
43 // | |
44 // Must be called on media thread. | |
45 void RemoveDelegate(int demuxer_client_id); | |
46 | |
47 // IPC::MessageFilter overrides. | |
48 bool OnMessageReceived(const IPC::Message& message) override; | |
49 | |
50 // media::DemuxerAndroidClient "implementation". | |
51 // | |
52 // TODO(scherkus): Consider having RendererDemuxerAndroid actually implement | |
53 // media::DemuxerAndroidClient and MediaSourceDelegate actually implement | |
54 // media::DemuxerAndroid. | |
55 void DemuxerReady(int demuxer_client_id, | |
56 const media::DemuxerConfigs& configs); | |
57 void ReadFromDemuxerAck(int demuxer_client_id, | |
58 const media::DemuxerData& data); | |
59 void DemuxerSeekDone(int demuxer_client_id, | |
60 const base::TimeDelta& actual_browser_seek_time); | |
61 void DurationChanged(int demuxer_client_id, const base::TimeDelta& duration); | |
62 | |
63 protected: | |
64 friend class base::RefCountedThreadSafe<RendererDemuxerAndroid>; | |
65 ~RendererDemuxerAndroid() override; | |
66 | |
67 private: | |
68 void DispatchMessage(const IPC::Message& message); | |
69 void OnReadFromDemuxer(int demuxer_client_id, | |
70 media::DemuxerStream::Type type); | |
71 void OnDemuxerSeekRequest(int demuxer_client_id, | |
72 const base::TimeDelta& time_to_seek, | |
73 bool is_browser_seek); | |
74 | |
75 base::AtomicSequenceNumber next_demuxer_client_id_; | |
76 | |
77 IDMap<MediaSourceDelegate> delegates_; | |
78 scoped_refptr<ThreadSafeSender> thread_safe_sender_; | |
79 scoped_refptr<base::SingleThreadTaskRunner> media_task_runner_; | |
80 | |
81 DISALLOW_COPY_AND_ASSIGN(RendererDemuxerAndroid); | |
82 }; | |
83 | |
84 } // namespace content | |
85 | |
86 #endif // CONTENT_RENDERER_MEDIA_ANDROID_RENDERER_DEMUXER_ANDROID_H_ | |
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