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/*
* Copyright (C) 2021-2023 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 "WebGPUObjectDescriptorBase.h"
#include "WebGPUPredefinedColorSpace.h"
#include <wtf/Vector.h>
#if ENABLE(VIDEO) && PLATFORM(COCOA)
typedef struct __CVBuffer* CVPixelBufferRef;
#endif
namespace WebCore::WebGPU {
struct HTMLVideoElementIdentifier {
uint64_t identifier;
};
struct WebCodecsVideoFrameIdentifier {
std::pair<uint64_t, uint64_t> identifier;
};
using VideoSourceIdentifier = std::variant<HTMLVideoElementIdentifier, WebCodecsVideoFrameIdentifier>;
struct ExternalTextureDescriptor : public ObjectDescriptorBase {
VideoSourceIdentifier mediaIdentifier;
PredefinedColorSpace colorSpace { PredefinedColorSpace::SRGB };
#if ENABLE(VIDEO) && PLATFORM(COCOA)
RetainPtr<CVPixelBufferRef> pixelBuffer { nullptr };
#else
void *pixelBuffer { nullptr };
#endif
};
} // namespace WebCore::WebGPU
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