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/*
Copyright (C) 2014 Carl Hetherington <cth@carlh.net>
This program 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; either version 2 of the License, or
(at your option) any later version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <boost/shared_ptr.hpp>
#include <boost/numeric/ublas/matrix.hpp>
namespace dcp {
class TransferFunction;
class ColourConversion
{
public:
ColourConversion ()
: _matrix (3, 3)
{}
ColourConversion (
boost::shared_ptr<const TransferFunction> in,
double const matrix[3][3],
boost::shared_ptr<const TransferFunction> out
);
boost::shared_ptr<const TransferFunction> in () const {
return _in;
}
boost::numeric::ublas::matrix<double> matrix () const {
return _matrix;
}
boost::shared_ptr<const TransferFunction> out () const {
return _out;
}
void set_in (boost::shared_ptr<const TransferFunction> f) {
_in = f;
}
void set_matrix (boost::numeric::ublas::matrix<double> m) {
_matrix = m;
}
void set_out (boost::shared_ptr<const TransferFunction> f) {
_out = f;
}
bool about_equal (ColourConversion const & other, float epsilon) const;
static ColourConversion const & srgb_to_xyz ();
static ColourConversion const & xyz_to_srgb ();
static ColourConversion const & rec709_to_xyz ();
protected:
boost::shared_ptr<const TransferFunction> _in;
boost::numeric::ublas::matrix<double> _matrix;
boost::shared_ptr<const TransferFunction> _out;
};
}
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