gimp/app/base/lut-funcs.h

53 lines
2.3 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 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __LUT_FUNCS_H__
#define __LUT_FUNCS_H__
GimpLut * brightness_contrast_lut_new (gdouble brightness,
gdouble contrast,
gint n_channels);
void brightness_contrast_lut_setup (GimpLut *lut,
gdouble brightness,
gdouble contrast,
gint n_channels);
GimpLut * invert_lut_new (gint n_channels);
GimpLut * add_lut_new (gdouble amount,
gint n_channels);
GimpLut * intersect_lut_new (gdouble value,
gint n_channels);
GimpLut * threshold_lut_new (gdouble value,
gint n_channels);
GimpLut * posterize_lut_new (gint levels,
gint n_channels);
void posterize_lut_setup (GimpLut *lut,
gint levels,
gint n_channels);
GimpLut * equalize_lut_new (GimpHistogram *histogram,
gint n_channels);
#endif /* __LUT_FUNCS_H__ */