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/*
* Copyright (C) 2017 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. AND ITS CONTRIBUTORS ``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 ITS 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
#include "ColorGamut.h"
#include "HdrMetadataType.h"
#include "TransferFunction.h"
#include <wtf/text/WTFString.h>
namespace WebCore {
struct VideoConfiguration {
String contentType;
uint32_t width;
uint32_t height;
uint64_t bitrate;
double framerate;
std::optional<bool> alphaChannel;
std::optional<ColorGamut> colorGamut;
std::optional<HdrMetadataType> hdrMetadataType;
std::optional<TransferFunction> transferFunction;
VideoConfiguration isolatedCopy() const;
template<class Encoder> void encode(Encoder&) const;
template<class Decoder> static std::optional<VideoConfiguration> decode(Decoder&);
};
inline VideoConfiguration VideoConfiguration::isolatedCopy() const
{
return { contentType.isolatedCopy(), width, height, bitrate, framerate, alphaChannel, colorGamut, hdrMetadataType, transferFunction };
}
template<class Encoder>
void VideoConfiguration::encode(Encoder& encoder) const
{
encoder << contentType;
encoder << width;
encoder << height;
encoder << bitrate;
encoder << framerate;
encoder << alphaChannel;
encoder << colorGamut;
encoder << hdrMetadataType;
encoder << transferFunction;
}
template<class Decoder>
std::optional<VideoConfiguration> VideoConfiguration::decode(Decoder& decoder)
{
std::optional<String> contentType;
decoder >> contentType;
if (!contentType)
return std::nullopt;
std::optional<uint32_t> width;
decoder >> width;
if (!width)
return std::nullopt;
std::optional<uint32_t> height;
decoder >> height;
if (!height)
return std::nullopt;
std::optional<uint64_t> bitrate;
decoder >> bitrate;
if (!bitrate)
return std::nullopt;
std::optional<double> framerate;
decoder >> framerate;
if (!framerate)
return std::nullopt;
std::optional<std::optional<bool>> alphaChannel;
decoder >> alphaChannel;
if (!alphaChannel)
return std::nullopt;
std::optional<std::optional<ColorGamut>> colorGamut;
decoder >> colorGamut;
if (!colorGamut)
return std::nullopt;
std::optional<std::optional<HdrMetadataType>> hdrMetadataType;
decoder >> hdrMetadataType;
if (!hdrMetadataType)
return std::nullopt;
std::optional<std::optional<TransferFunction>> transferFunction;
decoder >> transferFunction;
if (!transferFunction)
return std::nullopt;
return {{
*contentType,
*width,
*height,
*bitrate,
*framerate,
*alphaChannel,
*colorGamut,
*hdrMetadataType,
*transferFunction,
}};
}
} // namespace WebCore