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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * 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 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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29 */ | 29 */ |
30 | 30 |
31 #include "config.h" | 31 #include "config.h" |
32 #include "modules/mediasource/MediaSource.h" | 32 #include "modules/mediasource/MediaSource.h" |
33 | 33 |
34 #include "bindings/v8/ExceptionState.h" | 34 #include "bindings/v8/ExceptionState.h" |
35 #include "bindings/v8/ExceptionStatePlaceholder.h" | 35 #include "bindings/v8/ExceptionStatePlaceholder.h" |
36 #include "core/dom/ExceptionCode.h" | 36 #include "core/dom/ExceptionCode.h" |
37 #include "core/events/GenericEventQueue.h" | 37 #include "core/events/GenericEventQueue.h" |
38 #include "core/html/TimeRanges.h" | 38 #include "core/html/TimeRanges.h" |
| 39 #include "modules/mediasource/MediaSourceRegistry.h" |
39 #include "platform/ContentType.h" | 40 #include "platform/ContentType.h" |
40 #include "platform/Logging.h" | 41 #include "platform/Logging.h" |
41 #include "core/platform/graphics/SourceBufferPrivate.h" | |
42 #include "modules/mediasource/MediaSourceRegistry.h" | |
43 #include "platform/MIMETypeRegistry.h" | 42 #include "platform/MIMETypeRegistry.h" |
| 43 #include "public/platform/WebSourceBuffer.h" |
44 #include "wtf/Uint8Array.h" | 44 #include "wtf/Uint8Array.h" |
45 #include "wtf/text/CString.h" | 45 #include "wtf/text/CString.h" |
46 | 46 |
| 47 using blink::WebSourceBuffer; |
| 48 |
47 namespace WebCore { | 49 namespace WebCore { |
48 | 50 |
49 PassRefPtr<MediaSource> MediaSource::create(ExecutionContext* context) | 51 PassRefPtr<MediaSource> MediaSource::create(ExecutionContext* context) |
50 { | 52 { |
51 RefPtr<MediaSource> mediaSource(adoptRef(new MediaSource(context))); | 53 RefPtr<MediaSource> mediaSource(adoptRef(new MediaSource(context))); |
52 mediaSource->suspendIfNeeded(); | 54 mediaSource->suspendIfNeeded(); |
53 return mediaSource.release(); | 55 return mediaSource.release(); |
54 } | 56 } |
55 | 57 |
56 MediaSource::MediaSource(ExecutionContext* context) | 58 MediaSource::MediaSource(ExecutionContext* context) |
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90 // 4. If the readyState attribute is not in the "open" state then throw an | 92 // 4. If the readyState attribute is not in the "open" state then throw an |
91 // InvalidStateError exception and abort these steps. | 93 // InvalidStateError exception and abort these steps. |
92 if (!isOpen()) { | 94 if (!isOpen()) { |
93 es.throwUninformativeAndGenericDOMException(InvalidStateError); | 95 es.throwUninformativeAndGenericDOMException(InvalidStateError); |
94 return 0; | 96 return 0; |
95 } | 97 } |
96 | 98 |
97 // 5. Create a new SourceBuffer object and associated resources. | 99 // 5. Create a new SourceBuffer object and associated resources. |
98 ContentType contentType(type); | 100 ContentType contentType(type); |
99 Vector<String> codecs = contentType.codecs(); | 101 Vector<String> codecs = contentType.codecs(); |
100 OwnPtr<SourceBufferPrivate> sourceBufferPrivate = createSourceBufferPrivate(
contentType.type(), codecs, es); | 102 OwnPtr<WebSourceBuffer> webSourceBuffer = createWebSourceBuffer(contentType.
type(), codecs, es); |
101 | 103 |
102 if (!sourceBufferPrivate) { | 104 if (!webSourceBuffer) { |
103 ASSERT(es.code() == NotSupportedError || es.code() == QuotaExceededError
); | 105 ASSERT(es.code() == NotSupportedError || es.code() == QuotaExceededError
); |
104 // 2. If type contains a MIME type that is not supported ..., then throw
a NotSupportedError exception and abort these steps. | 106 // 2. If type contains a MIME type that is not supported ..., then throw
a NotSupportedError exception and abort these steps. |
105 // 3. If the user agent can't handle any more SourceBuffer objects then
throw a QuotaExceededError exception and abort these steps | 107 // 3. If the user agent can't handle any more SourceBuffer objects then
throw a QuotaExceededError exception and abort these steps |
106 return 0; | 108 return 0; |
107 } | 109 } |
108 | 110 |
109 RefPtr<SourceBuffer> buffer = SourceBuffer::create(sourceBufferPrivate.relea
se(), this, asyncEventQueue()); | 111 RefPtr<SourceBuffer> buffer = SourceBuffer::create(webSourceBuffer.release()
, this, asyncEventQueue()); |
110 // 6. Add the new object to sourceBuffers and fire a addsourcebuffer on that
object. | 112 // 6. Add the new object to sourceBuffers and fire a addsourcebuffer on that
object. |
111 m_sourceBuffers->add(buffer); | 113 m_sourceBuffers->add(buffer); |
112 m_activeSourceBuffers->add(buffer); | 114 m_activeSourceBuffers->add(buffer); |
113 // 7. Return the new object to the caller. | 115 // 7. Return the new object to the caller. |
114 return buffer.get(); | 116 return buffer.get(); |
115 } | 117 } |
116 | 118 |
117 void MediaSource::removeSourceBuffer(SourceBuffer* buffer, ExceptionState& es) | 119 void MediaSource::removeSourceBuffer(SourceBuffer* buffer, ExceptionState& es) |
118 { | 120 { |
119 LOG(Media, "MediaSource::removeSourceBuffer() %p", this); | 121 LOG(Media, "MediaSource::removeSourceBuffer() %p", this); |
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207 // 6. Return true. | 209 // 6. Return true. |
208 return MIMETypeRegistry::isSupportedMediaSourceMIMEType(contentType.type(),
codecs); | 210 return MIMETypeRegistry::isSupportedMediaSourceMIMEType(contentType.type(),
codecs); |
209 } | 211 } |
210 | 212 |
211 const AtomicString& MediaSource::interfaceName() const | 213 const AtomicString& MediaSource::interfaceName() const |
212 { | 214 { |
213 return EventTargetNames::MediaSource; | 215 return EventTargetNames::MediaSource; |
214 } | 216 } |
215 | 217 |
216 } // namespace WebCore | 218 } // namespace WebCore |
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