blob: c2b5d518b500c91c869854b65551098e8a9e4fd4 [file] [log] [blame]
/*
* Copyright (C) 2020 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(VIDEO_TRACK)
#include "Color.h"
#include "InbandGenericCueIdentifier.h"
#include <wtf/MediaTime.h>
namespace WebCore {
struct GenericCueData {
enum class Alignment : uint8_t { None, Start, Middle, End };
enum class Status : uint8_t { Uninitialized, Partial, Complete };
GenericCueData() = default;
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)
: m_uniqueId(uniqueId)
, m_startTime(startTime)
, m_endTime(endTime)
, m_id(id)
, m_content(content)
, m_fontName(fontName)
, m_line(line)
, m_position(position)
, m_size(size)
, m_baseFontSize(baseFontSize)
, m_relativeFontSize(relativeFontSize)
, m_foregroundColor(foregroundColor)
, m_backgroundColor(backgroundColor)
, m_highlightColor(highlightColor)
, m_align(align)
, m_status(status)
{
ASSERT(isValid());
}
bool isValid() const { return !!m_uniqueId; }
bool equalNotConsideringTimesOrId(const GenericCueData&) const;
InbandGenericCueIdentifier m_uniqueId;
MediaTime m_startTime;
MediaTime m_endTime;
String m_id;
String m_content;
String m_fontName;
double m_line { -1 };
double m_position { -1 };
double m_size { -1 };
double m_baseFontSize { 0 };
double m_relativeFontSize { 0 };
Color m_foregroundColor;
Color m_backgroundColor;
Color m_highlightColor;
Alignment m_align { Alignment::None };
Status m_status { Status::Uninitialized };
template<class Encoder> void encode(Encoder&) const;
template<class Decoder> static Optional<GenericCueData> decode(Decoder&);
};
template <class Decoder>
Optional<GenericCueData> GenericCueData::decode(Decoder& decoder)
{
Optional<InbandGenericCueIdentifier> uniqueId;
decoder >> uniqueId;
if (!uniqueId)
return WTF::nullopt;
Optional<MediaTime> startTime;
decoder >> startTime;
if (!startTime)
return WTF::nullopt;
Optional<MediaTime> endTime;
decoder >> endTime;
if (!endTime)
return WTF::nullopt;
Optional<String> identifier;
decoder >> identifier;
if (!identifier)
return WTF::nullopt;
Optional<String> content;
decoder >> content;
if (!content)
return WTF::nullopt;
Optional<String> fontName;
decoder >> fontName;
if (!fontName)
return WTF::nullopt;
Optional<double> line;
decoder >> line;
if (!line)
return WTF::nullopt;
Optional<double> position;
decoder >> position;
if (!position)
return WTF::nullopt;
Optional<double> size;
decoder >> size;
if (!size)
return WTF::nullopt;
Optional<double> baseFontSize;
decoder >> baseFontSize;
if (!baseFontSize)
return WTF::nullopt;
Optional<double> relativeFontSize;
decoder >> relativeFontSize;
if (!relativeFontSize)
return WTF::nullopt;
Optional<Color> foregroundColor;
decoder >> foregroundColor;
if (!foregroundColor)
return WTF::nullopt;
Optional<Color> backgroundColor;
decoder >> backgroundColor;
if (!backgroundColor)
return WTF::nullopt;
Optional<Color> highlightColor;
decoder >> highlightColor;
if (!highlightColor)
return WTF::nullopt;
Optional<Alignment> alignment;
decoder >> alignment;
if (!alignment)
return WTF::nullopt;
Optional<Status> status;
decoder >> status;
if (!status)
return WTF::nullopt;
GenericCueData data = {
WTFMove(*uniqueId),
WTFMove(*startTime),
WTFMove(*endTime),
WTFMove(*identifier),
WTFMove(*content),
WTFMove(*fontName),
WTFMove(*line),
WTFMove(*position),
WTFMove(*size),
WTFMove(*baseFontSize),
WTFMove(*relativeFontSize),
WTFMove(*foregroundColor),
WTFMove(*backgroundColor),
WTFMove(*highlightColor),
WTFMove(*alignment),
WTFMove(*status),
};
if (!data.isValid())
return WTF::nullopt;
return data;
}
template<class Encoder>
void GenericCueData::encode(Encoder& encoder) const
{
encoder << m_uniqueId;
encoder << m_startTime;
encoder << m_endTime;
encoder << m_id;
encoder << m_content;
encoder << m_fontName;
encoder << m_line;
encoder << m_position;
encoder << m_size;
encoder << m_baseFontSize;
encoder << m_relativeFontSize;
encoder << m_foregroundColor;
encoder << m_backgroundColor;
encoder << m_highlightColor;
encoder.encodeEnum(m_align);
encoder.encodeEnum(m_status);
}
class InbandGenericCue : public RefCounted<InbandGenericCue> {
public:
static Ref<InbandGenericCue> create() { return adoptRef(*new InbandGenericCue); }
static Ref<InbandGenericCue> create(GenericCueData&& cueData) { return adoptRef(*new InbandGenericCue(WTFMove(cueData))); }
InbandGenericCueIdentifier uniqueId() const { return m_cueData.m_uniqueId; }
MediaTime startTime() const { return m_cueData.m_startTime; }
void setStartTime(const MediaTime& startTime) { m_cueData.m_startTime = startTime; }
MediaTime endTime() const { return m_cueData.m_endTime; }
void setEndTime(const MediaTime& endTime) { m_cueData.m_endTime = endTime; }
const String& id() const { return m_cueData.m_id; }
void setId(const String& id) { m_cueData.m_id = id; }
const String& content() const { return m_cueData.m_content; }
void setContent(const String& content) { m_cueData.m_content = content; }
double line() const { return m_cueData.m_line; }
void setLine(double line) { m_cueData.m_line = line; }
double position() const { return m_cueData.m_position; }
void setPosition(double position) { m_cueData.m_position = position; }
double size() const { return m_cueData.m_size; }
void setSize(double size) { m_cueData.m_size = size; }
GenericCueData::Alignment align() const { return m_cueData.m_align; }
void setAlign(GenericCueData::Alignment align) { m_cueData.m_align = align; }
const String& fontName() const { return m_cueData.m_fontName; }
void setFontName(const String& fontName) { m_cueData.m_fontName = fontName; }
double baseFontSize() const { return m_cueData.m_baseFontSize; }
void setBaseFontSize(double baseFontSize) { m_cueData.m_baseFontSize = baseFontSize; }
double relativeFontSize() const { return m_cueData.m_relativeFontSize; }
void setRelativeFontSize(double relativeFontSize) { m_cueData.m_relativeFontSize = relativeFontSize; }
const Color& foregroundColor() const { return m_cueData.m_foregroundColor; }
void setForegroundColor(const Color& color) { m_cueData.m_foregroundColor = color; }
const Color& backgroundColor() const { return m_cueData.m_backgroundColor; }
void setBackgroundColor(const Color& color) { m_cueData.m_backgroundColor = color; }
const Color& highlightColor() const { return m_cueData.m_highlightColor; }
void setHighlightColor(const Color& color) { m_cueData.m_highlightColor = color; }
GenericCueData::Status status() { return m_cueData.m_status; }
void setStatus(GenericCueData::Status status) { m_cueData.m_status = status; }
bool doesExtendCueData(const InbandGenericCue& other) const { return m_cueData.equalNotConsideringTimesOrId(other.m_cueData); }
String toJSONString() const;
const GenericCueData& cueData() const { return m_cueData; }
private:
InbandGenericCue();
explicit InbandGenericCue(GenericCueData&& cueData)
: m_cueData(WTFMove(cueData))
{
ASSERT(m_cueData.isValid());
}
GenericCueData m_cueData;
};
} // namespace WebCore
namespace WTF {
template<typename Type> struct LogArgument;
template <>
struct LogArgument<WebCore::InbandGenericCue> {
static String toString(const WebCore::InbandGenericCue& cue)
{
return cue.toJSONString();
}
};
template<> struct EnumTraits<WebCore::GenericCueData::Alignment> {
using values = EnumValues<
WebCore::GenericCueData::Alignment,
WebCore::GenericCueData::Alignment::None,
WebCore::GenericCueData::Alignment::Start,
WebCore::GenericCueData::Alignment::Middle,
WebCore::GenericCueData::Alignment::End
>;
};
template<> struct EnumTraits<WebCore::GenericCueData::Status> {
using values = EnumValues<
WebCore::GenericCueData::Status,
WebCore::GenericCueData::Status::Uninitialized,
WebCore::GenericCueData::Status::Partial,
WebCore::GenericCueData::Status::Complete
>;
};
} // namespace WTF
#endif