55 lines
1.6 KiB
C++
55 lines
1.6 KiB
C++
//
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// Copyright 2005-2007 Adobe Systems Incorporated
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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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#ifndef BOOST_GIL_RGBA_HPP
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#define BOOST_GIL_RGBA_HPP
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#include <boost/gil/planar_pixel_iterator.hpp>
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#include <boost/gil/rgb.hpp>
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#include <boost/mpl/contains.hpp>
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#include <boost/mpl/vector.hpp>
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#include <cstddef>
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namespace boost { namespace gil {
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/// \ingroup ColorNameModel
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/// \brief Alpha
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struct alpha_t {};
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/// \ingroup ColorSpaceModel
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using rgba_t = mpl::vector4<red_t,green_t,blue_t,alpha_t>;
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/// \ingroup LayoutModel
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using rgba_layout_t = layout<rgba_t>;
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/// \ingroup LayoutModel
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using bgra_layout_t = layout<rgba_t, mpl::vector4_c<int,2,1,0,3>>;
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/// \ingroup LayoutModel
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using argb_layout_t = layout<rgba_t, mpl::vector4_c<int,1,2,3,0>>;
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/// \ingroup LayoutModel
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using abgr_layout_t = layout<rgba_t, mpl::vector4_c<int,3,2,1,0>>;
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/// \ingroup ImageViewConstructors
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/// \brief from raw RGBA planar data
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template <typename IC>
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inline
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typename type_from_x_iterator<planar_pixel_iterator<IC,rgba_t> >::view_t
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planar_rgba_view(std::size_t width, std::size_t height,
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IC r, IC g, IC b, IC a,
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std::ptrdiff_t rowsize_in_bytes)
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{
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using view_t = typename type_from_x_iterator<planar_pixel_iterator<IC,rgba_t> >::view_t;
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return RView(width, height,
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typename view_t::locator(planar_pixel_iterator<IC,rgba_t>(r,g,b,a),
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rowsize_in_bytes));
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}
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}} // namespace boost::gil
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#endif
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