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/*
* Copyright (C) 2021 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 <optional>
#include <wtf/Seconds.h>
namespace WebCore {
struct VideoFrameTimeMetadata {
std::optional<double> processingDuration;
std::optional<Seconds> captureTime;
std::optional<Seconds> receiveTime;
std::optional<unsigned> rtpTimestamp;
template<class Encoder> void encode(Encoder&) const;
template<class Decoder> static std::optional<VideoFrameTimeMetadata> decode(Decoder&);
};
template<class Encoder>
inline void VideoFrameTimeMetadata::encode(Encoder& encoder) const
{
encoder << processingDuration << captureTime << receiveTime << rtpTimestamp;
}
template<class Decoder>
inline std::optional<VideoFrameTimeMetadata> VideoFrameTimeMetadata::decode(Decoder& decoder)
{
std::optional<std::optional<double>> processingDuration;
decoder >> processingDuration;
if (!processingDuration)
return std::nullopt;
std::optional<std::optional<Seconds>> captureTime;
decoder >> captureTime;
if (!captureTime)
return std::nullopt;
std::optional<std::optional<Seconds>> receiveTime;
decoder >> receiveTime;
if (!receiveTime)
return std::nullopt;
std::optional<std::optional<unsigned>> rtpTimestamp;
decoder >> rtpTimestamp;
if (!rtpTimestamp)
return std::nullopt;
return VideoFrameTimeMetadata { *processingDuration, *captureTime, *receiveTime, *rtpTimestamp };
}
}
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