64 lines
2.2 KiB
C++
64 lines
2.2 KiB
C++
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/*
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Copyright 2005-2007 Adobe Systems Incorporated
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Use, modification and distribution are subject to the Boost Software License,
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Version 1.0. (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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See http://opensource.adobe.com/gil for most recent version including documentation.
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*/
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/*************************************************************************************************/
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#ifndef GIL_RGBA_H
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#define GIL_RGBA_H
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////////////////////////////////////////////////////////////////////////////////////////
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/// \file
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/// \brief Support for RGBA color space and variants
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/// \author Lubomir Bourdev and Hailin Jin \n
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/// Adobe Systems Incorporated
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/// \date 2005-2007 \n Last updated on October 10, 2007
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////////////////////////////////////////////////////////////////////////////////////////
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#include <cstddef>
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#include "gil_config.hpp"
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#include <boost/mpl/contains.hpp>
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#include "rgb.hpp"
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#include "planar_pixel_iterator.hpp"
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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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typedef mpl::vector4<red_t,green_t,blue_t,alpha_t> rgba_t;
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/// \ingroup LayoutModel
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typedef layout<rgba_t> rgba_layout_t;
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/// \ingroup LayoutModel
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typedef layout<rgba_t, mpl::vector4_c<int,2,1,0,3> > bgra_layout_t;
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/// \ingroup LayoutModel
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typedef layout<rgba_t, mpl::vector4_c<int,1,2,3,0> > argb_layout_t;
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/// \ingroup LayoutModel
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typedef layout<rgba_t, mpl::vector4_c<int,3,2,1,0> > abgr_layout_t;
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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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typedef typename type_from_x_iterator<planar_pixel_iterator<IC,rgba_t> >::view_t RView;
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return RView(width, height,
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typename RView::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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