327 lines
10 KiB
C++
327 lines
10 KiB
C++
/*
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* Copyright (C) 2020 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#if ENABLE(VIDEO)
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#include "Color.h"
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#include "InbandGenericCueIdentifier.h"
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#include <wtf/MediaTime.h>
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namespace WebCore {
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struct GenericCueData {
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enum class Alignment : uint8_t { None, Start, Middle, End };
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enum class Status : uint8_t { Uninitialized, Partial, Complete };
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GenericCueData() = default;
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GenericCueData(InbandGenericCueIdentifier uniqueId, const MediaTime& startTime, const MediaTime& endTime, const String& id, const String& content, const String& fontName, double line, double position, double size, double baseFontSize, double relativeFontSize, const Color& foregroundColor, const Color& backgroundColor, const Color& highlightColor, GenericCueData::Alignment align, GenericCueData::Status status)
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: m_uniqueId(uniqueId)
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, m_startTime(startTime)
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, m_endTime(endTime)
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, m_id(id)
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, m_content(content)
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, m_fontName(fontName)
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, m_line(line)
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, m_position(position)
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, m_size(size)
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, m_baseFontSize(baseFontSize)
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, m_relativeFontSize(relativeFontSize)
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, m_foregroundColor(foregroundColor)
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, m_backgroundColor(backgroundColor)
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, m_highlightColor(highlightColor)
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, m_align(align)
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, m_status(status)
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{
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ASSERT(isValid());
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}
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bool isValid() const { return !!m_uniqueId; }
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bool equalNotConsideringTimesOrId(const GenericCueData&) const;
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InbandGenericCueIdentifier m_uniqueId;
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MediaTime m_startTime;
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MediaTime m_endTime;
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String m_id;
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String m_content;
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String m_fontName;
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double m_line { -1 };
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double m_position { -1 };
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double m_size { -1 };
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double m_baseFontSize { 0 };
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double m_relativeFontSize { 0 };
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Color m_foregroundColor;
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Color m_backgroundColor;
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Color m_highlightColor;
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Alignment m_align { Alignment::None };
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Status m_status { Status::Uninitialized };
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template<class Encoder> void encode(Encoder&) const;
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template<class Decoder> static std::optional<GenericCueData> decode(Decoder&);
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};
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template <class Decoder>
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std::optional<GenericCueData> GenericCueData::decode(Decoder& decoder)
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{
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std::optional<InbandGenericCueIdentifier> uniqueId;
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decoder >> uniqueId;
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if (!uniqueId)
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return std::nullopt;
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std::optional<MediaTime> startTime;
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decoder >> startTime;
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if (!startTime)
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return std::nullopt;
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std::optional<MediaTime> endTime;
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decoder >> endTime;
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if (!endTime)
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return std::nullopt;
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std::optional<String> identifier;
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decoder >> identifier;
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if (!identifier)
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return std::nullopt;
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std::optional<String> content;
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decoder >> content;
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if (!content)
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return std::nullopt;
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std::optional<String> fontName;
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decoder >> fontName;
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if (!fontName)
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return std::nullopt;
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std::optional<double> line;
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decoder >> line;
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if (!line)
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return std::nullopt;
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std::optional<double> position;
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decoder >> position;
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if (!position)
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return std::nullopt;
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std::optional<double> size;
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decoder >> size;
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if (!size)
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return std::nullopt;
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std::optional<double> baseFontSize;
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decoder >> baseFontSize;
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if (!baseFontSize)
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return std::nullopt;
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std::optional<double> relativeFontSize;
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decoder >> relativeFontSize;
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if (!relativeFontSize)
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return std::nullopt;
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std::optional<Color> foregroundColor;
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decoder >> foregroundColor;
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if (!foregroundColor)
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return std::nullopt;
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std::optional<Color> backgroundColor;
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decoder >> backgroundColor;
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if (!backgroundColor)
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return std::nullopt;
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std::optional<Color> highlightColor;
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decoder >> highlightColor;
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if (!highlightColor)
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return std::nullopt;
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std::optional<Alignment> alignment;
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decoder >> alignment;
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if (!alignment)
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return std::nullopt;
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std::optional<Status> status;
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decoder >> status;
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if (!status)
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return std::nullopt;
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GenericCueData data = {
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WTFMove(*uniqueId),
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WTFMove(*startTime),
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WTFMove(*endTime),
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WTFMove(*identifier),
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WTFMove(*content),
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WTFMove(*fontName),
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WTFMove(*line),
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WTFMove(*position),
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WTFMove(*size),
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WTFMove(*baseFontSize),
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WTFMove(*relativeFontSize),
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WTFMove(*foregroundColor),
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WTFMove(*backgroundColor),
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WTFMove(*highlightColor),
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WTFMove(*alignment),
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WTFMove(*status),
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};
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if (!data.isValid())
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return std::nullopt;
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return data;
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}
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template<class Encoder>
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void GenericCueData::encode(Encoder& encoder) const
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{
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encoder << m_uniqueId;
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encoder << m_startTime;
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encoder << m_endTime;
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encoder << m_id;
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encoder << m_content;
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encoder << m_fontName;
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encoder << m_line;
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encoder << m_position;
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encoder << m_size;
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encoder << m_baseFontSize;
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encoder << m_relativeFontSize;
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encoder << m_foregroundColor;
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encoder << m_backgroundColor;
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encoder << m_highlightColor;
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encoder << m_align;
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encoder << m_status;
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}
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class InbandGenericCue : public RefCounted<InbandGenericCue> {
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public:
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static Ref<InbandGenericCue> create() { return adoptRef(*new InbandGenericCue); }
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static Ref<InbandGenericCue> create(GenericCueData&& cueData) { return adoptRef(*new InbandGenericCue(WTFMove(cueData))); }
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InbandGenericCueIdentifier uniqueId() const { return m_cueData.m_uniqueId; }
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MediaTime startTime() const { return m_cueData.m_startTime; }
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void setStartTime(const MediaTime& startTime) { m_cueData.m_startTime = startTime; }
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MediaTime endTime() const { return m_cueData.m_endTime; }
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void setEndTime(const MediaTime& endTime) { m_cueData.m_endTime = endTime; }
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const String& id() const { return m_cueData.m_id; }
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void setId(const String& id) { m_cueData.m_id = id; }
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const String& content() const { return m_cueData.m_content; }
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void setContent(const String& content) { m_cueData.m_content = content; }
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double line() const { return m_cueData.m_line; }
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void setLine(double line) { m_cueData.m_line = line; }
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double position() const { return m_cueData.m_position; }
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void setPosition(double position) { m_cueData.m_position = position; }
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double size() const { return m_cueData.m_size; }
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void setSize(double size) { m_cueData.m_size = size; }
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GenericCueData::Alignment align() const { return m_cueData.m_align; }
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void setAlign(GenericCueData::Alignment align) { m_cueData.m_align = align; }
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const String& fontName() const { return m_cueData.m_fontName; }
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void setFontName(const String& fontName) { m_cueData.m_fontName = fontName; }
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double baseFontSize() const { return m_cueData.m_baseFontSize; }
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void setBaseFontSize(double baseFontSize) { m_cueData.m_baseFontSize = baseFontSize; }
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double relativeFontSize() const { return m_cueData.m_relativeFontSize; }
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void setRelativeFontSize(double relativeFontSize) { m_cueData.m_relativeFontSize = relativeFontSize; }
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const Color& foregroundColor() const { return m_cueData.m_foregroundColor; }
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void setForegroundColor(const Color& color) { m_cueData.m_foregroundColor = color; }
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const Color& backgroundColor() const { return m_cueData.m_backgroundColor; }
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void setBackgroundColor(const Color& color) { m_cueData.m_backgroundColor = color; }
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const Color& highlightColor() const { return m_cueData.m_highlightColor; }
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void setHighlightColor(const Color& color) { m_cueData.m_highlightColor = color; }
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GenericCueData::Status status() { return m_cueData.m_status; }
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void setStatus(GenericCueData::Status status) { m_cueData.m_status = status; }
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bool doesExtendCueData(const InbandGenericCue& other) const { return m_cueData.equalNotConsideringTimesOrId(other.m_cueData); }
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String toJSONString() const;
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const GenericCueData& cueData() const { return m_cueData; }
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private:
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InbandGenericCue();
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explicit InbandGenericCue(GenericCueData&& cueData)
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: m_cueData(WTFMove(cueData))
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{
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ASSERT(m_cueData.isValid());
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}
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GenericCueData m_cueData;
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};
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} // namespace WebCore
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namespace WTF {
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template<typename Type> struct LogArgument;
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template <>
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struct LogArgument<WebCore::InbandGenericCue> {
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static String toString(const WebCore::InbandGenericCue& cue)
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{
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return cue.toJSONString();
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}
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};
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template<> struct EnumTraits<WebCore::GenericCueData::Alignment> {
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using values = EnumValues<
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WebCore::GenericCueData::Alignment,
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WebCore::GenericCueData::Alignment::None,
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WebCore::GenericCueData::Alignment::Start,
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WebCore::GenericCueData::Alignment::Middle,
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WebCore::GenericCueData::Alignment::End
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>;
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};
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template<> struct EnumTraits<WebCore::GenericCueData::Status> {
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using values = EnumValues<
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WebCore::GenericCueData::Status,
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WebCore::GenericCueData::Status::Uninitialized,
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WebCore::GenericCueData::Status::Partial,
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WebCore::GenericCueData::Status::Complete
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>;
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};
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} // namespace WTF
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#endif
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