/* | |
Copyright 2005-2007 Adobe Systems Incorporated | |
Use, modification and distribution are subject to the Boost Software License, | |
Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
http://www.boost.org/LICENSE_1_0.txt). | |
See http://opensource.adobe.com/gil for most recent version including documentation. | |
*/ | |
/*************************************************************************************************/ | |
#ifndef GIL_RGBA_H | |
#define GIL_RGBA_H | |
//////////////////////////////////////////////////////////////////////////////////////// | |
/// \file | |
/// \brief Support for RGBA color space and variants | |
/// \author Lubomir Bourdev and Hailin Jin \n | |
/// Adobe Systems Incorporated | |
/// \date 2005-2007 \n Last updated on October 10, 2007 | |
//////////////////////////////////////////////////////////////////////////////////////// | |
#include <cstddef> | |
#include "gil_config.hpp" | |
#include <boost/mpl/contains.hpp> | |
#include "rgb.hpp" | |
#include "planar_pixel_iterator.hpp" | |
namespace boost { namespace gil { | |
/// \ingroup ColorNameModel | |
/// \brief Alpha | |
struct alpha_t {}; | |
/// \ingroup ColorSpaceModel | |
typedef mpl::vector4<red_t,green_t,blue_t,alpha_t> rgba_t; | |
/// \ingroup LayoutModel | |
typedef layout<rgba_t> rgba_layout_t; | |
/// \ingroup LayoutModel | |
typedef layout<rgba_t, mpl::vector4_c<int,2,1,0,3> > bgra_layout_t; | |
/// \ingroup LayoutModel | |
typedef layout<rgba_t, mpl::vector4_c<int,1,2,3,0> > argb_layout_t; | |
/// \ingroup LayoutModel | |
typedef layout<rgba_t, mpl::vector4_c<int,3,2,1,0> > abgr_layout_t; | |
/// \ingroup ImageViewConstructors | |
/// \brief from raw RGBA planar data | |
template <typename IC> | |
inline | |
typename type_from_x_iterator<planar_pixel_iterator<IC,rgba_t> >::view_t | |
planar_rgba_view(std::size_t width, std::size_t height, | |
IC r, IC g, IC b, IC a, | |
std::ptrdiff_t rowsize_in_bytes) { | |
typedef typename type_from_x_iterator<planar_pixel_iterator<IC,rgba_t> >::view_t RView; | |
return RView(width, height, | |
typename RView::locator(planar_pixel_iterator<IC,rgba_t>(r,g,b,a), | |
rowsize_in_bytes)); | |
} | |
} } // namespace boost::gil | |
#endif |