mirror of https://github.com/GNOME/gimp.git
56 lines
1.6 KiB
C
56 lines
1.6 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.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <glib-object.h>
|
|
|
|
#include "core-types.h"
|
|
|
|
#include "base/gimphistogram.h"
|
|
#include "base/gimplut.h"
|
|
#include "base/lut-funcs.h"
|
|
|
|
#include "gimpdrawable.h"
|
|
#include "gimpdrawable-equalize.h"
|
|
#include "gimpdrawable-histogram.h"
|
|
#include "gimpdrawable-process.h"
|
|
|
|
#include "gimp-intl.h"
|
|
|
|
|
|
void
|
|
gimp_drawable_equalize (GimpDrawable *drawable,
|
|
gboolean mask_only)
|
|
{
|
|
GimpHistogram *hist;
|
|
GimpLut *lut;
|
|
|
|
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
|
|
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
|
|
|
|
hist = gimp_histogram_new ();
|
|
gimp_drawable_calculate_histogram (drawable, hist);
|
|
|
|
lut = equalize_lut_new (hist, gimp_drawable_bytes (drawable));
|
|
gimp_histogram_unref (hist);
|
|
|
|
gimp_drawable_process_lut (drawable, NULL, _("Equalize"), lut);
|
|
gimp_lut_free (lut);
|
|
}
|