mirror of https://github.com/GNOME/gimp.git
69 lines
2.7 KiB
C
69 lines
2.7 KiB
C
/* The GIMP -- an image manipulation program
|
|
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
|
|
*
|
|
* gimphistogram module Copyright (C) 1999 Jay Cox <jaycox@earthlink.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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef __GIMP_HISTOGRAM_H__
|
|
#define __GIMP_HISTOGRAM_H__
|
|
|
|
|
|
typedef enum
|
|
{
|
|
GIMP_HISTOGRAM_VALUE = 0,
|
|
GIMP_HISTOGRAM_RED = 1,
|
|
GIMP_HISTOGRAM_GREEN = 2,
|
|
GIMP_HISTOGRAM_BLUE = 3,
|
|
GIMP_HISTOGRAM_ALPHA = 4
|
|
} GimpHistogramChannel;
|
|
|
|
|
|
GimpHistogram * gimp_histogram_new (void);
|
|
void gimp_histogram_free (GimpHistogram *histogram);
|
|
void gimp_histogram_calculate (GimpHistogram *historgam,
|
|
PixelRegion *region,
|
|
PixelRegion *mask);
|
|
void gimp_histogram_calculate_drawable (GimpHistogram *histogram,
|
|
GimpDrawable *drawable);
|
|
gdouble gimp_histogram_get_maximum (GimpHistogram *histogram,
|
|
GimpHistogramChannel channel);
|
|
gdouble gimp_histogram_get_count (GimpHistogram *histogram,
|
|
gint start,
|
|
gint end);
|
|
gdouble gimp_histogram_get_mean (GimpHistogram *histogram,
|
|
GimpHistogramChannel channel,
|
|
gint start,
|
|
gint end);
|
|
gint gimp_histogram_get_median (GimpHistogram *histogram,
|
|
GimpHistogramChannel channel,
|
|
gint start,
|
|
gint end);
|
|
gdouble gimp_histogram_get_std_dev (GimpHistogram *histogram,
|
|
GimpHistogramChannel channel,
|
|
gint start,
|
|
gint end);
|
|
gdouble gimp_histogram_get_value (GimpHistogram *histogram,
|
|
GimpHistogramChannel channel,
|
|
gint bin);
|
|
gdouble gimp_histogram_get_channel (GimpHistogram *histogram,
|
|
GimpHistogramChannel channel,
|
|
gint bin);
|
|
gint gimp_histogram_nchannels (GimpHistogram *histogram);
|
|
|
|
|
|
#endif /* __GIMP_HISTOGRAM_H__ */
|