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/*
* 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. 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
#if ENABLE(GPU_PROCESS) && ENABLE(MEDIA_SOURCE)
#include "Decoder.h"
#include "Encoder.h"
#include "RemoteMediaDescription.h"
#include "TrackPrivateRemoteIdentifier.h"
#include <wtf/MediaTime.h>
#include <wtf/Vector.h>
namespace WebKit {
struct InitializationSegmentInfo {
MediaTime duration;
struct TrackInformation {
MediaDescriptionInfo description;
TrackPrivateRemoteIdentifier identifier;
template<class Encoder>
void encode(Encoder& encoder) const
{
encoder << description;
encoder << identifier;
}
template <class Decoder>
static std::optional<TrackInformation> decode(Decoder& decoder)
{
std::optional<MediaDescriptionInfo> mediaDescription;
decoder >> mediaDescription;
if (!mediaDescription)
return std::nullopt;
std::optional<TrackPrivateRemoteIdentifier> identifier;
decoder >> identifier;
if (!identifier)
return std::nullopt;
return {{
WTFMove(*mediaDescription),
WTFMove(*identifier)
}};
}
};
Vector<TrackInformation> audioTracks;
Vector<TrackInformation> videoTracks;
Vector<TrackInformation> textTracks;
template<class Encoder>
void encode(Encoder& encoder) const
{
encoder << duration;
encoder << audioTracks;
encoder << videoTracks;
encoder << textTracks;
}
template <class Decoder>
static std::optional<InitializationSegmentInfo> decode(Decoder& decoder)
{
std::optional<MediaTime> duration;
decoder >> duration;
if (!duration)
return std::nullopt;
std::optional<Vector<TrackInformation>> audioTracks;
decoder >> audioTracks;
if (!audioTracks)
return std::nullopt;
std::optional<Vector<TrackInformation>> videoTracks;
decoder >> videoTracks;
if (!videoTracks)
return std::nullopt;
std::optional<Vector<TrackInformation>> textTracks;
decoder >> textTracks;
if (!textTracks)
return std::nullopt;
return {{
WTFMove(*duration),
WTFMove(*audioTracks),
WTFMove(*videoTracks),
WTFMove(*textTracks)
}};
}
};
} // namespace WebKit
#endif // ENABLE(GPU_PROCESS) && ENABLE(MEDIA_SOURCE)
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