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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. ``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
* 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 "DisplayListImageBuffer.h"
#include "ImageBuffer.h"
#if USE(CG)
#include "ImageBufferCGBitmapBackend.h"
#elif USE(CAIRO)
#include "ImageBufferCairoImageSurfaceBackend.h"
#endif
#if HAVE(IOSURFACE)
#include "ImageBufferIOSurfaceBackend.h"
#endif
namespace WebCore {
#if USE(CG)
using UnacceleratedImageBufferBackend = ImageBufferCGBitmapBackend;
#elif USE(CAIRO)
using UnacceleratedImageBufferBackend = ImageBufferCairoImageSurfaceBackend;
#endif
#if HAVE(IOSURFACE)
using AcceleratedImageBufferBackend = ImageBufferIOSurfaceBackend;
#else
using AcceleratedImageBufferBackend = UnacceleratedImageBufferBackend;
#endif
#if HAVE(IOSURFACE)
class IOSurfaceImageBuffer final : public ImageBuffer {
public:
static auto create(const FloatSize& size, float resolutionScale, const DestinationColorSpace& colorSpace, PixelFormat pixelFormat, RenderingPurpose purpose, const ImageBufferCreationContext& creationContext = { })
{
return ImageBuffer::create<ImageBufferIOSurfaceBackend, IOSurfaceImageBuffer>(size, resolutionScale, colorSpace, pixelFormat, purpose, creationContext);
}
static auto create(const FloatSize& size, const GraphicsContext& context, RenderingPurpose purpose)
{
return ImageBuffer::create<ImageBufferIOSurfaceBackend, IOSurfaceImageBuffer>(size, context, purpose);
}
IOSurface& surface() { return *static_cast<ImageBufferIOSurfaceBackend&>(*m_backend).surface(); }
protected:
using ImageBuffer::ImageBuffer;
};
#endif
} // namespace WebCore
#if HAVE(IOSURFACE)
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::IOSurfaceImageBuffer)
static bool isType(const WebCore::ImageBuffer& buffer) { return buffer.renderingMode() == WebCore::RenderingMode::Accelerated; }
SPECIALIZE_TYPE_TRAITS_END()
#endif
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