1/* 2 * Copyright (C) 2013 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/events/GenericEventQueue.h" 35#include "modules/EventModules.h" 36#include "modules/mediasource/SourceBuffer.h" 37 38namespace blink { 39 40SourceBufferList::SourceBufferList(ExecutionContext* context, GenericEventQueue* asyncEventQueue) 41 : m_executionContext(context) 42 , m_asyncEventQueue(asyncEventQueue) 43{ 44} 45 46SourceBufferList::~SourceBufferList() 47{ 48#if !ENABLE(OILPAN) 49 ASSERT(m_list.isEmpty()); 50#endif 51} 52 53void SourceBufferList::add(SourceBuffer* buffer) 54{ 55 m_list.append(buffer); 56 scheduleEvent(EventTypeNames::addsourcebuffer); 57} 58 59void SourceBufferList::insert(size_t position, SourceBuffer* buffer) 60{ 61 m_list.insert(position, buffer); 62 scheduleEvent(EventTypeNames::addsourcebuffer); 63} 64 65void SourceBufferList::remove(SourceBuffer* buffer) 66{ 67 size_t index = m_list.find(buffer); 68 if (index == kNotFound) 69 return; 70 m_list.remove(index); 71 scheduleEvent(EventTypeNames::removesourcebuffer); 72} 73 74void SourceBufferList::clear() 75{ 76 m_list.clear(); 77 scheduleEvent(EventTypeNames::removesourcebuffer); 78} 79 80void SourceBufferList::scheduleEvent(const AtomicString& eventName) 81{ 82 ASSERT(m_asyncEventQueue); 83 84 RefPtrWillBeRawPtr<Event> event = Event::create(eventName); 85 event->setTarget(this); 86 87 m_asyncEventQueue->enqueueEvent(event.release()); 88} 89 90const AtomicString& SourceBufferList::interfaceName() const 91{ 92 return EventTargetNames::SourceBufferList; 93} 94 95ExecutionContext* SourceBufferList::executionContext() const 96{ 97 return m_executionContext; 98} 99 100void SourceBufferList::trace(Visitor* visitor) 101{ 102 visitor->trace(m_list); 103 EventTargetWithInlineData::trace(visitor); 104} 105 106} // namespace blink 107