mirror of https://github.com/GNOME/gimp.git
60 lines
2.2 KiB
C
60 lines
2.2 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* gimphistogram module Copyright (C) 1999 Jay Cox <jaycox@earthlink.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __GIMP_HISTOGRAM_H__
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#define __GIMP_HISTOGRAM_H__
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#include "pixel_region.h"
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#include "gimpdrawable.h"
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#include "gimphistogramF.h"
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#define HISTOGRAM_VALUE 0
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#define HISTOGRAM_RED 1
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#define HISTOGRAM_GREEN 2
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#define HISTOGRAM_BLUE 3
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#define HISTOGRAM_ALPHA 4
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GimpHistogram *gimp_histogram_new ();
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void gimp_histogram_free (GimpHistogram *);
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void gimp_histogram_calculate (GimpHistogram *,
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PixelRegion *region,
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PixelRegion *mask);
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void gimp_histogram_calculate_drawable (GimpHistogram *,
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GimpDrawable *);
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double gimp_histogram_get_maximum (GimpHistogram *, int channel);
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double gimp_histogram_get_count (GimpHistogram *,
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int start, int end);
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double gimp_histogram_get_mean (GimpHistogram *, int chan,
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int start, int end);
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int gimp_histogram_get_median (GimpHistogram *, int chan,
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int start, int end);
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double gimp_histogram_get_std_dev (GimpHistogram *, int chan,
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int start, int end);
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double gimp_histogram_get_value (GimpHistogram *, int channel,
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int bin);
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double gimp_histogram_get_channel (GimpHistogram *, int color,
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int bin);
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int gimp_histogram_nchannels (GimpHistogram *);
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#endif /* __GIMP_HISTOGRAM_H__ */
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