gimp/app/core/gimphistogram.h

106 lines
5.4 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimphistogram module Copyright (C) 1999 Jay Cox <jaycox@gimp.org>
*
* 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 <https://www.gnu.org/licenses/>.
*/
#ifndef __GIMP_HISTOGRAM_H__
#define __GIMP_HISTOGRAM_H__
#include "gimpobject.h"
#define GIMP_TYPE_HISTOGRAM (gimp_histogram_get_type ())
#define GIMP_HISTOGRAM(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_HISTOGRAM, GimpHistogram))
#define GIMP_HISTOGRAM_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_HISTOGRAM, GimpHistogramClass))
#define GIMP_IS_HISTOGRAM(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_HISTOGRAM))
#define GIMP_IS_HISTOGRAM_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_HISTOGRAM))
#define GIMP_HISTOGRAM_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_HISTOGRAM, GimpHistogramClass))
typedef struct _GimpHistogramPrivate GimpHistogramPrivate;
typedef struct _GimpHistogramClass GimpHistogramClass;
struct _GimpHistogram
{
GimpObject parent_instance;
GimpHistogramPrivate *priv;
};
struct _GimpHistogramClass
{
GimpObjectClass parent_class;
};
GType gimp_histogram_get_type (void) G_GNUC_CONST;
GimpHistogram * gimp_histogram_new (GimpTRCType trc);
GimpHistogram * gimp_histogram_duplicate (GimpHistogram *histogram);
void gimp_histogram_calculate (GimpHistogram *histogram,
GeglBuffer *buffer,
const GeglRectangle *buffer_rect,
GeglBuffer *mask,
const GeglRectangle *mask_rect);
GimpAsync * gimp_histogram_calculate_async (GimpHistogram *histogram,
GeglBuffer *buffer,
const GeglRectangle *buffer_rect,
GeglBuffer *mask,
const GeglRectangle *mask_rect);
void gimp_histogram_clear_values (GimpHistogram *histogram,
gint n_components);
gdouble gimp_histogram_get_maximum (GimpHistogram *histogram,
GimpHistogramChannel channel);
gdouble gimp_histogram_get_count (GimpHistogram *histogram,
GimpHistogramChannel channel,
gint start,
gint end);
gdouble gimp_histogram_get_mean (GimpHistogram *histogram,
GimpHistogramChannel channel,
gint start,
gint end);
gdouble 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_threshold (GimpHistogram *histogram,
GimpHistogramChannel channel,
gint start,
gint end);
gdouble gimp_histogram_get_value (GimpHistogram *histogram,
GimpHistogramChannel channel,
gint bin);
gdouble gimp_histogram_get_component (GimpHistogram *histogram,
gint component,
gint bin);
gint gimp_histogram_n_components (GimpHistogram *histogram);
gint gimp_histogram_n_bins (GimpHistogram *histogram);
gboolean gimp_histogram_has_channel (GimpHistogram *histogram,
GimpHistogramChannel channel);
#endif /* __GIMP_HISTOGRAM_H__ */