gimp/app/base/color-balance.h

45 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 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 __COLOR_BALANCE_H__
#define __COLOR_BALANCE_H__
struct _ColorBalance
{
gboolean preserve_luminosity;
gdouble cyan_red[3];
gdouble magenta_green[3];
gdouble yellow_blue[3];
guchar r_lookup[256];
guchar g_lookup[256];
guchar b_lookup[256];
};
void color_balance_init (ColorBalance *cb);
void color_balance_create_lookup_tables (ColorBalance *cb);
void color_balance (ColorBalance *cb,
PixelRegion *srcPR,
PixelRegion *destPR);
#endif /* __COLOR_BALANCE_H__ */