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1 // Copyright 2015 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 MediaRecorder_h | |
6 #define MediaRecorder_h | |
7 | |
8 #include "core/dom/ActiveDOMObject.h" | |
9 #include "core/events/EventTarget.h" | |
10 #include "modules/EventTargetModules.h" | |
11 #include "modules/ModulesExport.h" | |
12 #include "modules/mediastream/MediaStream.h" | |
13 #include "platform/AsyncMethodRunner.h" | |
14 #include "public/platform/WebMediaRecorderHandler.h" | |
15 #include "public/platform/WebMediaRecorderHandlerClient.h" | |
16 | |
17 namespace blink { | |
18 | |
19 class BlobData; | |
20 class ExceptionState; | |
21 | |
22 class MODULES_EXPORT MediaRecorder final | |
23 : public RefCountedGarbageCollectedEventTargetWithInlineData<MediaRecorder> | |
24 , public WebMediaRecorderHandlerClient | |
25 , public ActiveDOMObject { | |
26 REFCOUNTED_GARBAGE_COLLECTED_EVENT_TARGET(MediaRecorder); | |
27 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(MediaRecorder); | |
28 DEFINE_WRAPPERTYPEINFO(); | |
29 public: | |
30 enum class State { | |
31 Inactive = 0, | |
32 Recording, | |
33 Paused | |
34 }; | |
35 | |
36 static MediaRecorder* create(ExecutionContext*, MediaStream*, ExceptionState &); | |
37 static MediaRecorder* create(ExecutionContext*, MediaStream*, const String& mimeType, ExceptionState&); | |
38 | |
39 virtual ~MediaRecorder() {} | |
40 | |
41 MediaStream* stream() const { return m_stream.get(); } | |
42 const String& mimeType() const { return m_mimeType; } | |
43 String state() const; | |
44 | |
45 DEFINE_ATTRIBUTE_EVENT_LISTENER(start); | |
46 DEFINE_ATTRIBUTE_EVENT_LISTENER(stop); | |
47 DEFINE_ATTRIBUTE_EVENT_LISTENER(dataavailable); | |
48 DEFINE_ATTRIBUTE_EVENT_LISTENER(pause); | |
49 DEFINE_ATTRIBUTE_EVENT_LISTENER(resume); | |
50 DEFINE_ATTRIBUTE_EVENT_LISTENER(error); | |
51 | |
52 bool ignoreMutedMedia() const { return m_ignoreMutedMedia; } | |
Peter Beverloo
2015/09/01 17:17:12
nit: maybe move these to line 44? That way the hea
mcasas
2015/09/02 03:10:18
Done.
| |
53 void setIgnoreMutedMedia(bool ignoreMutedMedia) { m_ignoreMutedMedia = ignor eMutedMedia; } | |
54 | |
55 void start(ExceptionState&); | |
56 void start(int timeSlice, ExceptionState&); | |
57 void stop(ExceptionState&); | |
58 void pause(ExceptionState&); | |
59 void resume(ExceptionState&); | |
60 void requestData(ExceptionState&); | |
61 | |
62 static String canRecordMimeType(const String& mimeType); | |
63 | |
64 // EventTarget | |
65 virtual const AtomicString& interfaceName() const override; | |
66 virtual ExecutionContext* executionContext() const override; | |
67 | |
68 // ActiveDOMObject | |
69 virtual void suspend() override; | |
70 virtual void resume() override; | |
71 virtual void stop() override; | |
72 virtual bool hasPendingActivity() const override { return !m_stopped; } | |
73 | |
74 // WebMediaRecorderHandlerClient | |
75 virtual void writeData(const char* data, size_t length, bool lastInSlice) ov erride; | |
76 virtual void failOutOfMemory(const WebString& message) override; | |
77 virtual void failIllegalStreamModification(const WebString& message) overrid e; | |
78 virtual void failOtherRecordingError(const WebString& message) override; | |
79 | |
80 DECLARE_VIRTUAL_TRACE(); | |
81 | |
82 private: | |
83 MediaRecorder(ExecutionContext*, MediaStream*, const String& mimeType, Excep tionState&); | |
84 | |
85 void createBlobEvent(PassOwnPtr<BlobData> blobData); | |
86 | |
87 void stopRecording(); | |
88 void scheduleDispatchEvent(PassRefPtrWillBeRawPtr<Event>); | |
89 void dispatchScheduledEvent(); | |
90 | |
91 Member<MediaStream> m_stream; | |
92 String m_mimeType; | |
93 bool m_stopped; | |
94 bool m_ignoreMutedMedia; | |
95 | |
96 State m_state; | |
97 | |
98 OwnPtr<WebMediaRecorderHandler> m_recorderHandler; | |
99 | |
100 AsyncMethodRunner<MediaRecorder> m_dispatchScheduledEventRunner; | |
101 WillBeHeapVector<RefPtrWillBeMember<Event>> m_scheduledEvents; | |
102 }; | |
103 | |
104 } // namespace blink | |
105 | |
106 #endif // MediaRecorder_h | |
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