Commit f7773bdb authored by Guillaume Lazzara's avatar Guillaume Lazzara
Browse files

Add rbg_to_int_u function.

	* mln/fun/v2v/all.hh: Include the new header.

	* mln/fun/v2v/rgb_to_int_u.hh: New.
parent 97aadbd7
2009-12-14 Guillaume Lazzara <z@lrde.epita.fr>
Add rbg_to_int_u function.
* mln/fun/v2v/all.hh: Include the new header.
* mln/fun/v2v/rgb_to_int_u.hh: New.
2009-12-14 Guillaume Lazzara <z@lrde.epita.fr>
 
Add an antialiased subsampling.
......@@ -60,6 +60,7 @@ namespace mln
# include <mln/fun/v2v/linear.hh>
# include <mln/fun/v2v/norm.hh>
# include <mln/fun/v2v/projection.hh>
# include <mln/fun/v2v/rgb_to_int_u.hh>
//<<lrde
# include <mln/fun/v2v/rgb_to_hsi.hh>
# include <mln/fun/v2v/rgb_to_hsl.hh>
......
// Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE)
//
// This file is part of Olena.
//
// Olena is free software: you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation, version 2 of the License.
//
// Olena is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Olena. If not, see <http://www.gnu.org/licenses/>.
//
// As a special exception, you may use this file as part of a free
// software project without restriction. Specifically, if other files
// instantiate templates or use macros or inline functions from this
// file, or you compile this file and link it with other files to produce
// an executable, this file does not by itself cause the resulting
// executable to be covered by the GNU General Public License. This
// exception does not however invalidate any other reasons why the
// executable file might be covered by the GNU General Public License.
#ifndef MLN_FUN_V2V_RGB_TO_INT_U_HH
# define MLN_FUN_V2V_RGB_TO_INT_U_HH
namespace mln
{
namespace fun
{
namespace v2v
{
template <unsigned n>
struct rgb_to_int_u : Function_v2v< rgb_to_int_u<n> >
{
typedef value::int_u<n> result;
result operator()(const value::rgb<n>& c) const;
};
# ifndef MLN_INCLUDE_ONLY
template <unsigned n>
typename rgb_to_int_u<n>::result
rgb_to_int_u<n>::operator()(const value::rgb<n>& c) const
{
return (c.red() + c.green() + c.blue()) / 3;
}
# endif // ! MLN_INCLUDE_ONLY
} // end of namespace mln::fun::v2v
} // end of namespace mln::fun
} // end of namespace mln
#endif // ! MLN_FUN_V2V_RGB_TO_INT_U_HH
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