mirror of https://github.com/GNOME/gimp.git
582 lines
18 KiB
C
582 lines
18 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
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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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#include "config.h"
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#include <string.h>
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#ifdef HAVE_LCMS_LCMS_H
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#include <lcms/lcms.h>
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#else
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#include <lcms.h>
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#endif
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#include <gtk/gtk.h>
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#include "libgimpbase/gimpbase.h"
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#include "libgimpmodule/gimpmodule.h"
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#include "libgimpwidgets/gimpwidgets.h"
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#include "libgimpmath/gimpmath.h"
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#include "libgimp/libgimp-intl.h"
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#define CDISPLAY_TYPE_PROOF_INTENT (cdisplay_proof_intent_type)
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static GType cdisplay_proof_intent_get_type (GTypeModule *module);
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static const GEnumValue cdisplay_proof_intent_enum_values[] =
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{
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{ INTENT_PERCEPTUAL,
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N_("Perceptual"), "perceptual" },
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{ INTENT_RELATIVE_COLORIMETRIC,
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N_("Relative Colorimetric"), "relative-colorimetric" },
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{ INTENT_SATURATION,
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N_("Saturation"), "saturation" },
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{ INTENT_ABSOLUTE_COLORIMETRIC,
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N_("Absolute Colorimetric"), "absolute-colorimetric" },
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{ 0, NULL, NULL }
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};
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#define CDISPLAY_TYPE_PROOF (cdisplay_proof_type)
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#define CDISPLAY_PROOF(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CDISPLAY_TYPE_PROOF, CdisplayProof))
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#define CDISPLAY_PROOF_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CDISPLAY_TYPE_PROOF, CdisplayProofClass))
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#define CDISPLAY_IS_PROOF(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CDISPLAY_TYPE_PROOF))
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#define CDISPLAY_IS_PROOF_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CDISPLAY_TYPE_PROOF))
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typedef struct _CdisplayProof CdisplayProof;
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typedef struct _CdisplayProofClass CdisplayProofClass;
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struct _CdisplayProof
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{
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GimpColorDisplay parent_instance;
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gint intent;
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gboolean bpc;
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gchar *profile;
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cmsHTRANSFORM transform;
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GtkWidget *table;
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GtkWidget *combo;
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GtkWidget *toggle;
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};
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struct _CdisplayProofClass
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{
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GimpColorDisplayClass parent_instance;
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};
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enum
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{
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PROP_0,
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PROP_INTENT,
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PROP_BPC,
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PROP_PROFILE
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};
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static GType cdisplay_proof_get_type (GTypeModule *module);
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static void cdisplay_proof_class_init (CdisplayProofClass *klass);
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static void cdisplay_proof_init (CdisplayProof *proof);
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static void cdisplay_proof_dispose (GObject *object);
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static void cdisplay_proof_finalize (GObject *object);
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static void cdisplay_proof_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec);
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static void cdisplay_proof_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec);
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static GimpColorDisplay * cdisplay_proof_clone (GimpColorDisplay *display);
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static void cdisplay_proof_convert (GimpColorDisplay *display,
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guchar *buf,
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gint width,
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gint height,
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gint bpp,
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gint bpl);
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static void cdisplay_proof_load_state (GimpColorDisplay *display,
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GimpParasite *state);
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static GimpParasite * cdisplay_proof_save_state (GimpColorDisplay *display);
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static GtkWidget * cdisplay_proof_configure (GimpColorDisplay *display);
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static void cdisplay_proof_configure_reset (GimpColorDisplay *display);
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static void cdisplay_proof_changed (GimpColorDisplay *display);
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static void proof_intent_callback (GtkWidget *widget,
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CdisplayProof *proof);
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static void proof_bpc_callback (GtkWidget *widget,
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CdisplayProof *proof);
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static void proof_file_callback (GtkWidget *widget,
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CdisplayProof *proof);
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static const GimpModuleInfo cdisplay_proof_info =
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{
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GIMP_MODULE_ABI_VERSION,
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N_("Color proof filter using ICC color profile"),
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"Banlu Kemiyatorn <id@project-ile.net>",
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"v0.1",
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"(c) 2002-2003, released under the GPL",
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"November 14, 2003"
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};
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static GType cdisplay_proof_type = 0;
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static GType cdisplay_proof_intent_type = 0;
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static GimpColorDisplayClass *parent_class = NULL;
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G_MODULE_EXPORT const GimpModuleInfo *
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gimp_module_query (GTypeModule *module)
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{
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return &cdisplay_proof_info;
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}
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G_MODULE_EXPORT gboolean
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gimp_module_register (GTypeModule *module)
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{
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cdisplay_proof_get_type (module);
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cdisplay_proof_intent_get_type (module);
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return TRUE;
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}
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static GType
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cdisplay_proof_get_type (GTypeModule *module)
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{
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if (! cdisplay_proof_type)
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{
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static const GTypeInfo display_info =
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{
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sizeof (CdisplayProofClass),
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(GBaseInitFunc) NULL,
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(GBaseFinalizeFunc) NULL,
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(GClassInitFunc) cdisplay_proof_class_init,
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NULL, /* class_finalize */
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NULL, /* class_data */
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sizeof (CdisplayProof),
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0, /* n_preallocs */
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(GInstanceInitFunc) cdisplay_proof_init,
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};
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cdisplay_proof_type =
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g_type_module_register_type (module, GIMP_TYPE_COLOR_DISPLAY,
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"CdisplayProof", &display_info, 0);
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}
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return cdisplay_proof_type;
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}
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static GType
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cdisplay_proof_intent_get_type (GTypeModule *module)
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{
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if (! cdisplay_proof_intent_type)
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cdisplay_proof_intent_type =
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gimp_module_register_enum (module,
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"CDisplayProofIntent",
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cdisplay_proof_intent_enum_values);
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return cdisplay_proof_intent_type;
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}
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static void
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cdisplay_proof_class_init (CdisplayProofClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GimpColorDisplayClass *display_class = GIMP_COLOR_DISPLAY_CLASS (klass);
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parent_class = g_type_class_peek_parent (klass);
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object_class->dispose = cdisplay_proof_dispose;
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object_class->finalize = cdisplay_proof_finalize;
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object_class->get_property = cdisplay_proof_get_property;
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object_class->set_property = cdisplay_proof_set_property;
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g_object_class_install_property (object_class, PROP_INTENT,
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g_param_spec_enum ("intent", NULL, NULL,
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CDISPLAY_TYPE_PROOF_INTENT,
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INTENT_PERCEPTUAL,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT |
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GIMP_MODULE_PARAM_SERIALIZE));
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g_object_class_install_property (object_class, PROP_BPC,
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g_param_spec_boolean ("black-point-compensation", NULL, NULL,
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FALSE,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT |
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GIMP_MODULE_PARAM_SERIALIZE));
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g_object_class_install_property (object_class, PROP_PROFILE,
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g_param_spec_string ("profile", NULL, NULL,
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FALSE,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT |
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GIMP_MODULE_PARAM_SERIALIZE));
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display_class->name = _("Color Proof");
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display_class->help_id = "gimp-colordisplay-proof";
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display_class->clone = cdisplay_proof_clone;
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display_class->convert = cdisplay_proof_convert;
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display_class->load_state = cdisplay_proof_load_state;
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display_class->save_state = cdisplay_proof_save_state;
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display_class->configure = cdisplay_proof_configure;
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display_class->configure_reset = cdisplay_proof_configure_reset;
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display_class->changed = cdisplay_proof_changed;
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cmsErrorAction (LCMS_ERROR_IGNORE);
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}
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static void
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cdisplay_proof_init (CdisplayProof *proof)
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{
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proof->transform = NULL;
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proof->profile = NULL;
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proof->table = NULL;
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}
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static void
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cdisplay_proof_dispose (GObject *object)
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{
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CdisplayProof *proof = CDISPLAY_PROOF (object);
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if (proof->table)
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gtk_widget_destroy (proof->table);
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G_OBJECT_CLASS (parent_class)->dispose (object);
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}
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static void
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cdisplay_proof_finalize (GObject *object)
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{
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CdisplayProof *proof = CDISPLAY_PROOF (object);
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if (proof->profile)
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{
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g_free (proof->profile);
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proof->profile = NULL;
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}
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if (proof->transform)
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{
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cmsDeleteTransform (proof->transform);
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proof->transform = NULL;
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}
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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cdisplay_proof_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec)
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{
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CdisplayProof *proof = CDISPLAY_PROOF (object);
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switch (property_id)
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{
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case PROP_INTENT:
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g_value_set_enum (value, proof->intent);
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break;
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case PROP_BPC:
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g_value_set_boolean (value, proof->bpc);
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break;
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case PROP_PROFILE:
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g_value_set_string (value, proof->profile);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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cdisplay_proof_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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CdisplayProof *proof = CDISPLAY_PROOF (object);
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switch (property_id)
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{
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case PROP_INTENT:
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proof->intent = g_value_get_enum (value);
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break;
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case PROP_BPC:
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proof->bpc = g_value_get_boolean (value);
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break;
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case PROP_PROFILE:
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g_free (proof->profile);
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proof->profile = g_value_dup_string (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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gimp_color_display_changed (GIMP_COLOR_DISPLAY (proof));
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}
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static GimpColorDisplay *
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cdisplay_proof_clone (GimpColorDisplay *display)
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{
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CdisplayProof *proof = CDISPLAY_PROOF (display);
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CdisplayProof *copy;
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copy = CDISPLAY_PROOF (gimp_color_display_new (G_TYPE_FROM_INSTANCE (proof)));
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copy->intent = proof->intent;
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copy->bpc = proof->bpc;
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copy->profile = g_strdup (proof->profile);
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return GIMP_COLOR_DISPLAY (copy);
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}
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static void
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cdisplay_proof_convert (GimpColorDisplay *display,
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guchar *buf,
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gint width,
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gint height,
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gint bpp,
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gint bpl)
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{
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CdisplayProof *proof = CDISPLAY_PROOF (display);
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gint y;
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if (bpp != 3)
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return;
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if (! proof->transform)
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return;
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for (y = 0; y < height; y++, buf += bpl)
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cmsDoTransform (proof->transform, buf, buf, width);
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}
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static void
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cdisplay_proof_load_state (GimpColorDisplay *display,
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GimpParasite *state)
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{
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CdisplayProof *proof = CDISPLAY_PROOF (display);
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const gchar *str;
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str = gimp_parasite_data (state);
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if (str[gimp_parasite_data_size (state) - 1] == '\0')
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{
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gchar **tokens = g_strsplit (str, ",", 3);
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if (tokens[0] && tokens[1] && tokens[2])
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{
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g_object_set (proof,
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"intent", atoi (tokens[0]),
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"black-point-compensation", atoi (tokens[1]),
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"profile", tokens[2],
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NULL);
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}
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g_strfreev (tokens);
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}
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}
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static GimpParasite *
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cdisplay_proof_save_state (GimpColorDisplay *display)
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{
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CdisplayProof *proof = CDISPLAY_PROOF (display);
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GimpParasite *state;
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gchar *str;
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str = g_strdup_printf ("%d,%d,%s",
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proof->intent,
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proof->bpc,
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proof->profile ? proof->profile : "");
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state = gimp_parasite_new ("Display/Proof", GIMP_PARASITE_PERSISTENT,
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strlen (str) + 1, str);
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g_free (str);
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return state;
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}
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static GtkWidget *
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cdisplay_proof_configure (GimpColorDisplay *display)
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{
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CdisplayProof *proof = CDISPLAY_PROOF (display);
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GtkWidget *entry;
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if (proof->table)
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gtk_widget_destroy (proof->table);
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proof->table = gtk_table_new (3, 2, FALSE);
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gtk_table_set_col_spacings (GTK_TABLE (proof->table), 6);
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gtk_table_set_row_spacings (GTK_TABLE (proof->table), 6);
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g_signal_connect (proof->table, "destroy",
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G_CALLBACK (gtk_widget_destroyed),
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&proof->table);
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proof->combo = gimp_int_combo_box_new (_("Perceptual"),
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INTENT_PERCEPTUAL,
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_("Relative Colorimetric"),
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INTENT_RELATIVE_COLORIMETRIC,
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_("Saturation"),
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INTENT_SATURATION,
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_("Absolute Colorimetric"),
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INTENT_ABSOLUTE_COLORIMETRIC,
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NULL);
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gimp_int_combo_box_set_active (GIMP_INT_COMBO_BOX (proof->combo),
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proof->intent);
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g_signal_connect (proof->combo, "changed",
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G_CALLBACK (proof_intent_callback),
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proof);
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gimp_table_attach_aligned (GTK_TABLE (proof->table), 0, 0,
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_("_Intent:"), 0.0, 0.5,
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proof->combo, 1, FALSE);
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entry = gimp_file_entry_new (_("Choose an ICC Color Profile"),
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proof->profile, FALSE, FALSE);
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gimp_table_attach_aligned (GTK_TABLE (proof->table), 0, 1,
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_("_Profile:"), 0.0, 0.5,
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entry, 1, FALSE);
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g_signal_connect (entry, "filename-changed",
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G_CALLBACK (proof_file_callback),
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proof);
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proof->toggle =
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gtk_check_button_new_with_mnemonic (_("_Black Point Compensation"));
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (proof->toggle), proof->bpc);
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gtk_table_attach_defaults (GTK_TABLE (proof->table),
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proof->toggle, 1, 2, 2, 3);
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gtk_widget_show (proof->toggle);
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g_signal_connect (proof->toggle, "clicked",
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G_CALLBACK (proof_bpc_callback),
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proof);
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return proof->table;
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}
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static void
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cdisplay_proof_configure_reset (GimpColorDisplay *display)
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{
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CdisplayProof *proof = CDISPLAY_PROOF (display);
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g_object_set (proof,
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"intent", INTENT_PERCEPTUAL,
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"black-point-compensation", FALSE,
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NULL);
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if (proof->table)
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{
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gimp_int_combo_box_set_active (GIMP_INT_COMBO_BOX (proof->combo),
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proof->intent);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (proof->toggle),
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proof->bpc);
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}
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}
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static void
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cdisplay_proof_changed (GimpColorDisplay *display)
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{
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CdisplayProof *proof = CDISPLAY_PROOF (display);
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cmsHPROFILE rgbProfile;
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cmsHPROFILE proofProfile;
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if (proof->transform)
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{
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cmsDeleteTransform (proof->transform);
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proof->transform = NULL;
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}
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if (! proof->profile)
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return;
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|
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/* This should be read from the global parasite pool.
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* For now, just use the built-in sRGB profile.
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*/
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rgbProfile = cmsCreate_sRGBProfile ();
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|
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proofProfile = cmsOpenProfileFromFile (proof->profile, "r");
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|
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if (proofProfile)
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{
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proof->transform = cmsCreateProofingTransform (rgbProfile,
|
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TYPE_RGB_8,
|
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rgbProfile, TYPE_RGB_8,
|
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proofProfile,
|
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proof->intent,
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proof->intent,
|
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cmsFLAGS_SOFTPROOFING |
|
|
(proof->bpc ?
|
|
cmsFLAGS_WHITEBLACKCOMPENSATION : 0));
|
|
|
|
cmsCloseProfile (proofProfile);
|
|
}
|
|
|
|
cmsCloseProfile (rgbProfile);
|
|
}
|
|
|
|
static void
|
|
proof_intent_callback (GtkWidget *widget,
|
|
CdisplayProof *proof)
|
|
{
|
|
gint value;
|
|
|
|
gimp_int_combo_box_get_active (GIMP_INT_COMBO_BOX (widget), &value);
|
|
|
|
g_object_set (proof,
|
|
"intent", value,
|
|
NULL);
|
|
}
|
|
|
|
static void
|
|
proof_bpc_callback (GtkWidget *widget,
|
|
CdisplayProof *proof)
|
|
{
|
|
gboolean value;
|
|
|
|
gimp_toggle_button_update (widget, &value);
|
|
|
|
g_object_set (proof,
|
|
"black-point-compensation", value,
|
|
NULL);
|
|
}
|
|
|
|
static void
|
|
proof_file_callback (GtkWidget *widget,
|
|
CdisplayProof *proof)
|
|
{
|
|
gchar *filename = gimp_file_entry_get_filename (GIMP_FILE_ENTRY (widget));
|
|
|
|
g_object_set (proof,
|
|
"profile", filename,
|
|
NULL);
|
|
|
|
g_free (filename);
|
|
}
|