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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 #include "config.h" | |
| 32 #include "modules/mediasource/SourceBufferList.h" | |
| 33 | |
| 34 #include "core/dom/Event.h" | |
| 35 #include "core/dom/GenericEventQueue.h" | |
| 36 #include "modules/mediasource/SourceBuffer.h" | |
| 37 | |
| 38 namespace WebCore { | |
| 39 | |
| 40 SourceBufferList::SourceBufferList(ScriptExecutionContext* context, | |
| 41 GenericEventQueue* asyncEventQueue) | |
| 42 : m_scriptExecutionContext(context) | |
| 43 , m_asyncEventQueue(asyncEventQueue) | |
| 44 { | |
| 45 } | |
| 46 | |
| 47 unsigned long SourceBufferList::length() const | |
| 48 { | |
| 49 return m_list.size(); | |
| 50 } | |
| 51 | |
| 52 SourceBuffer* SourceBufferList::item(unsigned index) const | |
| 53 { | |
| 54 if (index >= m_list.size()) | |
| 55 return 0; | |
| 56 return m_list[index].get(); | |
| 57 } | |
| 58 | |
| 59 void SourceBufferList::add(PassRefPtr<SourceBuffer> buffer) | |
| 60 { | |
| 61 m_list.append(buffer); | |
| 62 createAndFireEvent(eventNames().webkitaddsourcebufferEvent); | |
| 63 } | |
| 64 | |
| 65 bool SourceBufferList::remove(SourceBuffer* buffer) | |
| 66 { | |
| 67 size_t index = m_list.find(buffer); | |
| 68 if (index == notFound) | |
| 69 return false; | |
| 70 | |
| 71 buffer->removedFromMediaSource(); | |
| 72 m_list.remove(index); | |
| 73 createAndFireEvent(eventNames().webkitremovesourcebufferEvent); | |
| 74 return true; | |
| 75 } | |
| 76 | |
| 77 void SourceBufferList::clear() | |
| 78 { | |
| 79 for (size_t i = 0; i < m_list.size(); ++i) | |
| 80 m_list[i]->removedFromMediaSource(); | |
| 81 m_list.clear(); | |
| 82 createAndFireEvent(eventNames().webkitremovesourcebufferEvent); | |
| 83 } | |
| 84 | |
| 85 void SourceBufferList::createAndFireEvent(const AtomicString& eventName) | |
| 86 { | |
| 87 ASSERT(m_asyncEventQueue); | |
| 88 | |
| 89 RefPtr<Event> event = Event::create(eventName, false, false); | |
| 90 event->setTarget(this); | |
| 91 | |
| 92 m_asyncEventQueue->enqueueEvent(event.release()); | |
| 93 } | |
| 94 | |
| 95 const AtomicString& SourceBufferList::interfaceName() const | |
| 96 { | |
| 97 return eventNames().interfaceForSourceBufferList; | |
| 98 } | |
| 99 | |
| 100 ScriptExecutionContext* SourceBufferList::scriptExecutionContext() const | |
| 101 { | |
| 102 return m_scriptExecutionContext; | |
| 103 } | |
| 104 | |
| 105 EventTargetData* SourceBufferList::eventTargetData() | |
| 106 { | |
| 107 return &m_eventTargetData; | |
| 108 } | |
| 109 | |
| 110 EventTargetData* SourceBufferList::ensureEventTargetData() | |
| 111 { | |
| 112 return &m_eventTargetData; | |
| 113 } | |
| 114 | |
| 115 } // namespace WebCore | |
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Chromium Code Reviews
Issue 14619016:
Add WebKit prefix to MediaSource,SourceBuffer, and SourceBufferList objects. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk