97 lines
4.0 KiB
C
97 lines
4.0 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* pikalevelsconfig.h
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* Copyright (C) 2007 Michael Natterer <mitch@gimp.org>
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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 3 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, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __PIKA_LEVELS_CONFIG_H__
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#define __PIKA_LEVELS_CONFIG_H__
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#include "pikaoperationsettings.h"
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#define PIKA_TYPE_LEVELS_CONFIG (pika_levels_config_get_type ())
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#define PIKA_LEVELS_CONFIG(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_LEVELS_CONFIG, PikaLevelsConfig))
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#define PIKA_LEVELS_CONFIG_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_LEVELS_CONFIG, PikaLevelsConfigClass))
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#define PIKA_IS_LEVELS_CONFIG(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_LEVELS_CONFIG))
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#define PIKA_IS_LEVELS_CONFIG_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_LEVELS_CONFIG))
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#define PIKA_LEVELS_CONFIG_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_LEVELS_CONFIG, PikaLevelsConfigClass))
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typedef struct _PikaLevelsConfigClass PikaLevelsConfigClass;
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struct _PikaLevelsConfig
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{
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PikaOperationSettings parent_instance;
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PikaTRCType trc;
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PikaHistogramChannel channel;
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gdouble low_input[5];
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gdouble high_input[5];
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gboolean clamp_input;
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gdouble gamma[5];
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gdouble low_output[5];
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gdouble high_output[5];
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gboolean clamp_output;
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};
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struct _PikaLevelsConfigClass
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{
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PikaOperationSettingsClass parent_class;
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};
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GType pika_levels_config_get_type (void) G_GNUC_CONST;
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void pika_levels_config_reset_channel (PikaLevelsConfig *config);
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void pika_levels_config_stretch (PikaLevelsConfig *config,
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PikaHistogram *histogram,
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gboolean is_color);
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void pika_levels_config_stretch_channel (PikaLevelsConfig *config,
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PikaHistogram *histogram,
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PikaHistogramChannel channel);
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void pika_levels_config_adjust_by_colors (PikaLevelsConfig *config,
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PikaHistogramChannel channel,
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const PikaRGB *black,
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const PikaRGB *gray,
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const PikaRGB *white);
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PikaCurvesConfig *
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pika_levels_config_to_curves_config (PikaLevelsConfig *config);
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gboolean pika_levels_config_load_cruft (PikaLevelsConfig *config,
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GInputStream *input,
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GError **error);
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gboolean pika_levels_config_save_cruft (PikaLevelsConfig *config,
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GOutputStream *output,
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GError **error);
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#endif /* __PIKA_LEVELS_CONFIG_H__ */
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