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/*
* Copyright (C) 2024 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 <wtf/Forward.h>
#if HAVE(IOSURFACE)
#include "IOSurface.h"
#endif
#include "PixelFormat.h"
namespace WebCore {
enum class ImageBufferPixelFormat : uint8_t {
BGRX8,
BGRA8,
#if ENABLE(PIXEL_FORMAT_RGB10)
RGB10,
#endif
#if ENABLE(PIXEL_FORMAT_RGB10A8)
RGB10A8,
#endif
#if ENABLE(PIXEL_FORMAT_RGBA16F)
RGBA16F,
#endif
};
constexpr PixelFormat convertToPixelFormat(ImageBufferPixelFormat format)
{
switch (format) {
case ImageBufferPixelFormat::BGRX8:
return PixelFormat::BGRX8;
case ImageBufferPixelFormat::BGRA8:
return PixelFormat::BGRA8;
#if ENABLE(PIXEL_FORMAT_RGB10)
case ImageBufferPixelFormat::RGB10:
return PixelFormat::RGB10;
#endif
#if ENABLE(PIXEL_FORMAT_RGB10A8)
case ImageBufferPixelFormat::RGB10A8:
return PixelFormat::RGB10A8;
#endif
#if ENABLE(PIXEL_FORMAT_RGBA16F)
case ImageBufferPixelFormat::RGBA16F:
return PixelFormat::RGBA16F;
#endif
}
ASSERT_NOT_REACHED();
return PixelFormat::BGRX8;
}
#if HAVE(IOSURFACE)
constexpr IOSurface::Format convertToIOSurfaceFormat(ImageBufferPixelFormat format)
{
switch (format) {
case ImageBufferPixelFormat::BGRX8:
return IOSurface::Format::BGRX;
case ImageBufferPixelFormat::BGRA8:
return IOSurface::Format::BGRA;
#if ENABLE(PIXEL_FORMAT_RGB10)
case ImageBufferPixelFormat::RGB10:
return IOSurface::Format::RGB10;
#endif
#if ENABLE(PIXEL_FORMAT_RGB10A8)
case ImageBufferPixelFormat::RGB10A8:
return IOSurface::Format::RGB10A8;
#endif
#if ENABLE(PIXEL_FORMAT_RGBA16F)
case ImageBufferPixelFormat::RGBA16F:
return IOSurface::Format::RGBA16F;
#endif
default:
RELEASE_ASSERT_NOT_REACHED();
return IOSurface::Format::BGRA;
}
}
#endif
} // namespace WebCore
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