/*
- Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2014 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of libdcp.
+
+ libdcp 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,
+ libdcp 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.
-
+ along with libdcp. If not, see <http://www.gnu.org/licenses/>.
+
+ In addition, as a special exception, the copyright holders give
+ permission to link the code of portions of this program with the
+ OpenSSL library under certain conditions as described in each
+ individual source file, and distribute linked combinations
+ including the two.
+
+ You must obey the GNU General Public License in all respects
+ for all of the code used other than OpenSSL. If you modify
+ file(s) with this exception, you may extend this exception to your
+ version of the file(s), but you are not obligated to do so. If you
+ do not wish to do so, delete this exception statement from your
+ version. If you delete this exception statement from all source
+ files in the program, then also delete it here.
*/
#include "colour_matrix.h"
-/* sRGB color matrix for XYZ -> RGB. This is the same as the one used by the Fraunhofer
+/* sRGB colour matrix for XYZ -> RGB. This is the same as the one used by the Fraunhofer
EasyDCP player, I think.
*/
-float const libdcp::colour_matrix::xyz_to_rgb[3][3] = {
+double const dcp::colour_matrix::xyz_to_rgb[3][3] = {
{ 3.24096989631653, -1.5373831987381, -0.498610764741898 },
{ -0.96924364566803, 1.87596750259399, 0.0415550582110882 },
{ 0.0556300804018974, -0.203976958990097, 1.05697154998779 }
};
-float const libdcp::colour_matrix::srgb_to_xyz[3][3] = {
- {0.4124564, 0.3575761, 0.1804375},
- {0.2126729, 0.7151522, 0.0721750},
- {0.0193339, 0.1191920, 0.9503041}
-};
-
-float const libdcp::colour_matrix::rec709_to_xyz[3][3] = {
+double const dcp::colour_matrix::rgb_to_xyz[3][3] = {
{0.4124564, 0.3575761, 0.1804375},
{0.2126729, 0.7151522, 0.0721750},
{0.0193339, 0.1191920, 0.9503041}