gimp/app/base/hue-saturation.h

43 lines
1.4 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef __HUE_SATURATION_H__
#define __HUE_SATURATION_H__
struct _HueSaturation
{
gdouble hue[7];
gdouble lightness[7];
gdouble saturation[7];
gdouble overlap;
gint hue_transfer[6][256];
gint lightness_transfer[6][256];
gint saturation_transfer[6][256];
};
void hue_saturation_init (HueSaturation *hs);
void hue_saturation_calculate_transfers (HueSaturation *hs);
void hue_saturation (HueSaturation *hs,
PixelRegion *srcPR,
PixelRegion *destPR);
#endif /* __HUE_SATURATION_H__ */