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1 /* | |
2 * Copyright (C) 2012 Google Inc. All rights reserved. | |
3 * | |
4 * Redistribution and use in source and binary forms, with or without | |
5 * modification, are permitted provided that the following conditions are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #ifndef MediaSource_h | |
32 #define MediaSource_h | |
33 | |
34 #if ENABLE(MEDIA_SOURCE) | |
35 | |
36 #include "ContextDestructionObserver.h" | |
37 #include "MediaPlayer.h" | |
38 #include "SourceBuffer.h" | |
39 #include "SourceBufferList.h" | |
40 #include <wtf/RefCounted.h> | |
41 | |
42 namespace WebCore { | |
43 | |
44 class MediaSource : public RefCounted<MediaSource>, public EventTarget, public C
ontextDestructionObserver { | |
45 public: | |
46 static const String& openKeyword() | |
47 { | |
48 DEFINE_STATIC_LOCAL(const String, open, ("open")); | |
49 return open; | |
50 } | |
51 | |
52 static const String& closedKeyword() | |
53 { | |
54 DEFINE_STATIC_LOCAL(const String, closed, ("closed")); | |
55 return closed; | |
56 } | |
57 | |
58 static const String& endedKeyword() | |
59 { | |
60 DEFINE_STATIC_LOCAL(const String, ended, ("ended")); | |
61 return ended; | |
62 } | |
63 | |
64 static PassRefPtr<MediaSource> create(ScriptExecutionContext*); | |
65 virtual ~MediaSource() { } | |
66 | |
67 SourceBufferList* sourceBuffers(); | |
68 SourceBufferList* activeSourceBuffers(); | |
69 | |
70 SourceBuffer* addSourceBuffer(const String& type, ExceptionCode&); | |
71 void removeSourceBuffer(SourceBuffer*, ExceptionCode&); | |
72 | |
73 const String& readyState() const; | |
74 void setReadyState(const String&); | |
75 | |
76 void endOfStream(const String& error, ExceptionCode&); | |
77 | |
78 void setMediaPlayer(MediaPlayer* player) { m_player = player; } | |
79 | |
80 PassRefPtr<TimeRanges> buffered(const String& id, ExceptionCode&) const; | |
81 void append(const String& id, PassRefPtr<Uint8Array> data, ExceptionCode&); | |
82 void abort(const String& id, ExceptionCode&); | |
83 | |
84 // EventTarget interface | |
85 virtual const AtomicString& interfaceName() const OVERRIDE; | |
86 virtual ScriptExecutionContext* scriptExecutionContext() const OVERRIDE; | |
87 | |
88 using RefCounted<MediaSource>::ref; | |
89 using RefCounted<MediaSource>::deref; | |
90 | |
91 private: | |
92 explicit MediaSource(ScriptExecutionContext*); | |
93 | |
94 virtual EventTargetData* eventTargetData() OVERRIDE; | |
95 virtual EventTargetData* ensureEventTargetData() OVERRIDE; | |
96 | |
97 virtual void refEventTarget() OVERRIDE { ref(); } | |
98 virtual void derefEventTarget() OVERRIDE { deref(); } | |
99 | |
100 EventTargetData m_eventTargetData; | |
101 | |
102 String m_readyState; | |
103 MediaPlayer* m_player; | |
104 | |
105 RefPtr<SourceBufferList> m_sourceBuffers; | |
106 RefPtr<SourceBufferList> m_activeSourceBuffers; | |
107 int m_nextSourceBufferId; | |
108 }; | |
109 | |
110 } // namespace WebCore | |
111 | |
112 #endif | |
113 #endif | |
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