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1 /* | 1 /* |
2 * Copyright (C) 2011 Google Inc. All rights reserved. | 2 * Copyright (C) 2011 Google Inc. All rights reserved. |
3 * Copyright (C) 2011 Ericsson AB. All rights reserved. | 3 * Copyright (C) 2011 Ericsson AB. All rights reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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38 #include "wtf/Vector.h" | 38 #include "wtf/Vector.h" |
39 #include "wtf/text/WTFString.h" | 39 #include "wtf/text/WTFString.h" |
40 | 40 |
41 namespace WebCore { | 41 namespace WebCore { |
42 | 42 |
43 class AudioSourceProvider; | 43 class AudioSourceProvider; |
44 class ExceptionState; | 44 class ExceptionState; |
45 class MediaStreamComponent; | 45 class MediaStreamComponent; |
46 class MediaStreamTrackSourcesCallback; | 46 class MediaStreamTrackSourcesCallback; |
47 | 47 |
48 class MediaStreamTrack FINAL : public RefCounted<MediaStreamTrack>, public Scrip
tWrappable, public ActiveDOMObject, public EventTargetWithInlineData, public Med
iaStreamSource::Observer { | 48 class MediaStreamTrack FINAL : public RefCountedWillBeRefCountedGarbageCollected
<MediaStreamTrack>, public ScriptWrappable, public ActiveDOMObject, public Event
TargetWithInlineData, public MediaStreamSource::Observer { |
49 REFCOUNTED_EVENT_TARGET(MediaStreamTrack); | 49 DEFINE_EVENT_TARGET_REFCOUNTING(RefCountedWillBeRefCountedGarbageCollected<M
ediaStreamTrack>); |
50 public: | 50 public: |
51 class Observer { | 51 static PassRefPtrWillBeRawPtr<MediaStreamTrack> create(ExecutionContext*, Me
diaStreamComponent*); |
52 public: | |
53 virtual ~Observer() { } | |
54 virtual void trackEnded() = 0; | |
55 }; | |
56 | |
57 static PassRefPtr<MediaStreamTrack> create(ExecutionContext*, MediaStreamCom
ponent*); | |
58 virtual ~MediaStreamTrack(); | 52 virtual ~MediaStreamTrack(); |
59 | 53 |
60 String kind() const; | 54 String kind() const; |
61 String id() const; | 55 String id() const; |
62 String label() const; | 56 String label() const; |
63 | 57 |
64 bool enabled() const; | 58 bool enabled() const; |
65 void setEnabled(bool); | 59 void setEnabled(bool); |
66 | 60 |
67 String readyState() const; | 61 String readyState() const; |
68 | 62 |
69 static void getSources(ExecutionContext*, PassOwnPtr<MediaStreamTrackSources
Callback>, ExceptionState&); | 63 static void getSources(ExecutionContext*, PassOwnPtr<MediaStreamTrackSources
Callback>, ExceptionState&); |
70 void stopTrack(ExceptionState&); | 64 void stopTrack(ExceptionState&); |
71 PassRefPtr<MediaStreamTrack> clone(ExecutionContext*); | 65 PassRefPtrWillBeRawPtr<MediaStreamTrack> clone(ExecutionContext*); |
72 | 66 |
73 DEFINE_ATTRIBUTE_EVENT_LISTENER(mute); | 67 DEFINE_ATTRIBUTE_EVENT_LISTENER(mute); |
74 DEFINE_ATTRIBUTE_EVENT_LISTENER(unmute); | 68 DEFINE_ATTRIBUTE_EVENT_LISTENER(unmute); |
75 DEFINE_ATTRIBUTE_EVENT_LISTENER(ended); | 69 DEFINE_ATTRIBUTE_EVENT_LISTENER(ended); |
76 | 70 |
77 MediaStreamComponent* component(); | 71 MediaStreamComponent* component(); |
78 bool ended() const; | 72 bool ended() const; |
79 | 73 |
80 void addObserver(Observer*); | 74 void registerMediaStream(MediaStream*); |
81 void removeObserver(Observer*); | 75 void unregisterMediaStream(MediaStream*); |
82 | 76 |
83 // EventTarget | 77 // EventTarget |
84 virtual const AtomicString& interfaceName() const OVERRIDE; | 78 virtual const AtomicString& interfaceName() const OVERRIDE; |
85 virtual ExecutionContext* executionContext() const OVERRIDE; | 79 virtual ExecutionContext* executionContext() const OVERRIDE; |
86 | 80 |
87 // ActiveDOMObject | 81 // ActiveDOMObject |
88 virtual void stop() OVERRIDE; | 82 virtual void stop() OVERRIDE; |
89 | 83 |
90 PassOwnPtr<AudioSourceProvider> createWebAudioSource(); | 84 PassOwnPtr<AudioSourceProvider> createWebAudioSource(); |
91 | 85 |
| 86 void trace(Visitor*); |
| 87 |
92 private: | 88 private: |
93 MediaStreamTrack(ExecutionContext*, MediaStreamComponent*); | 89 MediaStreamTrack(ExecutionContext*, MediaStreamComponent*); |
94 | 90 |
95 MediaStreamSource::ReadyState m_readyState; | 91 MediaStreamSource::ReadyState m_readyState; |
96 | 92 |
97 // MediaStreamSourceObserver | 93 // MediaStreamSourceObserver |
98 virtual void sourceChangedState() OVERRIDE; | 94 virtual void sourceChangedState() OVERRIDE; |
99 | 95 |
100 void propagateTrackEnded(); | 96 void propagateTrackEnded(); |
101 Vector<Observer*> m_observers; | 97 WillBeHeapHashSet<RawPtrWillBeWeakMember<MediaStream> > m_registeredMediaStr
eams; |
102 bool m_isIteratingObservers; | 98 bool m_isIteratingRegisteredMediaStreams; |
103 | 99 |
104 bool m_stopped; | 100 bool m_stopped; |
105 RefPtr<MediaStreamComponent> m_component; | 101 RefPtr<MediaStreamComponent> m_component; |
106 }; | 102 }; |
107 | 103 |
108 typedef Vector<RefPtr<MediaStreamTrack> > MediaStreamTrackVector; | 104 typedef WillBeHeapVector<RefPtrWillBeMember<MediaStreamTrack> > MediaStreamTrack
Vector; |
109 | 105 |
110 } // namespace WebCore | 106 } // namespace WebCore |
111 | 107 |
112 #endif // MediaStreamTrack_h | 108 #endif // MediaStreamTrack_h |
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