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| 1 /* | |
| 2 * Copyright (C) 2011 Google Inc. All rights reserved. | |
| 3 * Copyright (C) 2011 Ericsson AB. All rights reserved. | |
| 4 * | |
| 5 * Redistribution and use in source and binary forms, with or without | |
| 6 * modification, are permitted provided that the following conditions | |
| 7 * are met: | |
| 8 * 1. Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 * notice, this list of conditions and the following disclaimer in the | |
| 12 * documentation and/or other materials provided with the distribution. | |
| 13 * | |
| 14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y | |
| 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
| 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| 17 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y | |
| 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N | |
| 21 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 23 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 */ | |
| 25 | |
| 26 #ifndef MediaStreamTrack_h | |
| 27 #define MediaStreamTrack_h | |
| 28 | |
| 29 #include "core/dom/ActiveDOMObject.h" | |
| 30 #include "modules/EventTargetModules.h" | |
| 31 #include "modules/mediastream/SourceInfo.h" | |
| 32 #include "platform/mediastream/MediaStreamDescriptor.h" | |
| 33 #include "platform/mediastream/MediaStreamSource.h" | |
| 34 #include "wtf/Forward.h" | |
| 35 | |
| 36 namespace blink { | |
| 37 | |
| 38 class AudioSourceProvider; | |
| 39 class ExceptionState; | |
| 40 class MediaStreamComponent; | |
| 41 class MediaStreamTrackSourcesCallback; | |
| 42 | |
| 43 class MediaStreamTrack final | |
| 44 : public RefCountedGarbageCollectedWillBeGarbageCollectedFinalized<MediaStre
amTrack> | |
| 45 , public ActiveDOMObject | |
| 46 , public EventTargetWithInlineData | |
| 47 , public MediaStreamSource::Observer { | |
| 48 DEFINE_EVENT_TARGET_REFCOUNTING_WILL_BE_REMOVED(RefCountedGarbageCollectedWi
llBeGarbageCollectedFinalized<MediaStreamTrack>); | |
| 49 DEFINE_WRAPPERTYPEINFO(); | |
| 50 USING_GARBAGE_COLLECTED_MIXIN(MediaStreamTrack); | |
| 51 public: | |
| 52 static MediaStreamTrack* create(ExecutionContext*, MediaStreamComponent*); | |
| 53 virtual ~MediaStreamTrack(); | |
| 54 | |
| 55 String kind() const; | |
| 56 String id() const; | |
| 57 String label() const; | |
| 58 | |
| 59 bool enabled() const; | |
| 60 void setEnabled(bool); | |
| 61 | |
| 62 bool muted() const; | |
| 63 | |
| 64 String readyState() const; | |
| 65 | |
| 66 static void getSources(ExecutionContext*, MediaStreamTrackSourcesCallback*,
ExceptionState&); | |
| 67 void stopTrack(ExceptionState&); | |
| 68 MediaStreamTrack* clone(ExecutionContext*); | |
| 69 | |
| 70 DEFINE_ATTRIBUTE_EVENT_LISTENER(mute); | |
| 71 DEFINE_ATTRIBUTE_EVENT_LISTENER(unmute); | |
| 72 DEFINE_ATTRIBUTE_EVENT_LISTENER(ended); | |
| 73 | |
| 74 MediaStreamComponent* component(); | |
| 75 bool ended() const; | |
| 76 | |
| 77 void registerMediaStream(MediaStream*); | |
| 78 void unregisterMediaStream(MediaStream*); | |
| 79 | |
| 80 // EventTarget | |
| 81 virtual const AtomicString& interfaceName() const override; | |
| 82 virtual ExecutionContext* executionContext() const override; | |
| 83 | |
| 84 // ActiveDOMObject | |
| 85 virtual void stop() override; | |
| 86 | |
| 87 PassOwnPtr<AudioSourceProvider> createWebAudioSource(); | |
| 88 | |
| 89 virtual void trace(Visitor*) override; | |
| 90 | |
| 91 private: | |
| 92 MediaStreamTrack(ExecutionContext*, MediaStreamComponent*); | |
| 93 | |
| 94 // MediaStreamSourceObserver | |
| 95 virtual void sourceChangedState() override; | |
| 96 | |
| 97 void propagateTrackEnded(); | |
| 98 | |
| 99 MediaStreamSource::ReadyState m_readyState; | |
| 100 HeapHashSet<Member<MediaStream> > m_registeredMediaStreams; | |
| 101 bool m_isIteratingRegisteredMediaStreams; | |
| 102 bool m_stopped; | |
| 103 Member<MediaStreamComponent> m_component; | |
| 104 }; | |
| 105 | |
| 106 typedef HeapVector<Member<MediaStreamTrack> > MediaStreamTrackVector; | |
| 107 | |
| 108 } // namespace blink | |
| 109 | |
| 110 #endif // MediaStreamTrack_h | |
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Chromium Code Reviews
Issue 650063002:
Move MediaStream and MediaStreamTrack implementation from modules/mediastream to core/mediastream.
Base URL: https://chromium.googlesource.com/chromium/blink.git@master