//---------------------------------------------------------------------------//
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// Copyright (c) 2013-2014 Kyle Lutz <kyle.r.lutz@gmail.com>
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//
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// Distributed under the Boost Software License, Version 1.0
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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//
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// See http://boostorg.github.com/compute for more information.
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//---------------------------------------------------------------------------//
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#ifndef BOOST_COMPUTE_INTEROP_QT_QIMAGE_HPP
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#define BOOST_COMPUTE_INTEROP_QT_QIMAGE_HPP
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#include <boost/throw_exception.hpp>
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#include <boost/compute/command_queue.hpp>
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#include <boost/compute/exception/opencl_error.hpp>
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#include <boost/compute/image/image2d.hpp>
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#include <boost/compute/image/image_format.hpp>
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#include <boost/compute/utility/dim.hpp>
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#include <QImage>
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namespace boost {
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namespace compute {
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inline image_format qt_qimage_format_to_image_format(const QImage::Format &format)
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{
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if(format == QImage::Format_RGB32){
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return image_format(image_format::bgra, image_format::unorm_int8);
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}
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BOOST_THROW_EXCEPTION(opencl_error(CL_IMAGE_FORMAT_NOT_SUPPORTED));
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}
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inline QImage::Format qt_image_format_to_qimage_format(const image_format &format)
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{
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if(format == image_format(image_format::bgra, image_format::unorm_int8)){
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return QImage::Format_RGB32;
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}
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return QImage::Format_Invalid;
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}
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inline image_format qt_qimage_get_format(const QImage &image)
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{
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return qt_qimage_format_to_image_format(image.format());
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}
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inline void qt_copy_qimage_to_image2d(const QImage &qimage,
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image2d &image,
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command_queue &queue)
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{
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queue.enqueue_write_image(image, image.origin(), image.size(), qimage.constBits());
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}
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inline void qt_copy_image2d_to_qimage(const image2d &image,
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QImage &qimage,
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command_queue &queue)
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{
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queue.enqueue_read_image(
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image, dim(0, 0), dim(qimage.width(), qimage.height()), qimage.bits()
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);
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}
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} // end compute namespace
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} // end boost namespace
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#endif // BOOST_COMPUTE_INTEROP_QT_QIMAGE_HPP
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