1/* 2 * Copyright (C) 2012, 2013 Apple 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 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef InbandTextTrackPrivateAVF_h 27#define InbandTextTrackPrivateAVF_h 28 29#if ENABLE(VIDEO) && (USE(AVFOUNDATION) || PLATFORM(IOS)) 30 31#include "InbandTextTrackPrivate.h" 32#include "InbandTextTrackPrivateClient.h" 33#include <wtf/text/StringBuilder.h> 34 35namespace WebCore { 36 37class AVFInbandTrackParent { 38public: 39 virtual ~AVFInbandTrackParent(); 40 41 virtual void trackModeChanged() = 0; 42}; 43 44class InbandTextTrackPrivateAVF : public InbandTextTrackPrivate { 45public: 46 47 ~InbandTextTrackPrivateAVF(); 48 49 virtual void setMode(InbandTextTrackPrivate::Mode) OVERRIDE; 50 51 virtual int textTrackIndex() const OVERRIDE { return m_index; } 52 void setTextTrackIndex(int index) { m_index = index; } 53 54 virtual void disconnect(); 55 56 bool hasBeenReported() const { return m_hasBeenReported; } 57 void setHasBeenReported(bool reported) { m_hasBeenReported = reported; } 58 59 void processCue(CFArrayRef, double); 60 void resetCueValues(); 61 62 void beginSeeking(); 63 void endSeeking() { m_seeking = false; } 64 bool seeking() const { return m_seeking; } 65 66 virtual bool isLegacyClosedCaptionsTrack() const = 0; 67 68protected: 69 InbandTextTrackPrivateAVF(AVFInbandTrackParent*); 70 71 void processCueAttributes(CFAttributedStringRef, GenericCueData*); 72 73 double m_currentCueStartTime; 74 double m_currentCueEndTime; 75 76 Vector<RefPtr<GenericCueData> > m_cues; 77 AVFInbandTrackParent* m_owner; 78 79 enum PendingCueStatus { 80 None, 81 DeliveredDuringSeek, 82 Valid 83 }; 84 PendingCueStatus m_pendingCueStatus; 85 86 int m_index; 87 bool m_hasBeenReported; 88 bool m_seeking; 89}; 90 91} // namespace WebCore 92 93#endif // ENABLE(VIDEO) && (USE(AVFOUNDATION) || PLATFORM(IOS)) 94 95#endif // InbandTextTrackPrivateAVF_h 96