mirror of https://github.com/GNOME/gimp.git
642 lines
18 KiB
C
642 lines
18 KiB
C
/* GIMP - The GNU 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 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 <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <glib.h>
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#include <string.h>
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#ifdef G_OS_WIN32
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#define STRICT
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#include <windows.h>
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#define LCMS_WIN_TYPES_ALREADY_DEFINED
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#endif
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#include <lcms2.h>
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#include <gegl.h>
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#include <gtk/gtk.h>
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#ifdef GDK_WINDOWING_QUARTZ
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#include <Carbon/Carbon.h>
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#include <ApplicationServices/ApplicationServices.h>
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#include <CoreServices/CoreServices.h>
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#endif
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#include "libgimpbase/gimpbase.h"
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#include "libgimpcolor/gimpcolor.h"
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#include "libgimpconfig/gimpconfig.h"
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#include "libgimpmath/gimpmath.h"
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#include "libgimpmodule/gimpmodule.h"
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#include "libgimpwidgets/gimpwidgets.h"
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#include "libgimp/libgimp-intl.h"
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#define CDISPLAY_TYPE_LCMS (cdisplay_lcms_get_type ())
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#define CDISPLAY_LCMS(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CDISPLAY_TYPE_LCMS, CdisplayLcms))
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#define CDISPLAY_LCMS_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CDISPLAY_TYPE_LCMS, CdisplayLcmsClass))
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#define CDISPLAY_IS_LCMS(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CDISPLAY_TYPE_LCMS))
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#define CDISPLAY_IS_LCMS_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CDISPLAY_TYPE_LCMS))
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typedef struct _CdisplayLcms CdisplayLcms;
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typedef struct _CdisplayLcmsClass CdisplayLcmsClass;
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struct _CdisplayLcms
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{
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GimpColorDisplay parent_instance;
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cmsHTRANSFORM transform;
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};
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struct _CdisplayLcmsClass
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{
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GimpColorDisplayClass parent_instance;
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};
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GType cdisplay_lcms_get_type (void);
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static void cdisplay_lcms_finalize (GObject *object);
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static GtkWidget * cdisplay_lcms_configure (GimpColorDisplay *display);
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static void cdisplay_lcms_convert_buffer (GimpColorDisplay *display,
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GeglBuffer *buffer,
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GeglRectangle *area);
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static void cdisplay_lcms_changed (GimpColorDisplay *display);
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static cmsHPROFILE cdisplay_lcms_get_rgb_profile (CdisplayLcms *lcms);
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static cmsHPROFILE cdisplay_lcms_get_display_profile (CdisplayLcms *lcms);
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static cmsHPROFILE cdisplay_lcms_get_printer_profile (CdisplayLcms *lcms);
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static void cdisplay_lcms_attach_labelled (GtkTable *table,
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gint row,
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const gchar *text,
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GtkWidget *widget);
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static void cdisplay_lcms_update_profile_label (CdisplayLcms *lcms,
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const gchar *name);
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static void cdisplay_lcms_notify_profile (GObject *config,
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GParamSpec *pspec,
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CdisplayLcms *lcms);
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static const GimpModuleInfo cdisplay_lcms_info =
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{
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GIMP_MODULE_ABI_VERSION,
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N_("Color management display filter using ICC color profiles"),
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"Sven Neumann",
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"v0.3",
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"(c) 2005 - 2007, released under the GPL",
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"2005 - 2007"
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};
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G_DEFINE_DYNAMIC_TYPE (CdisplayLcms, cdisplay_lcms,
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GIMP_TYPE_COLOR_DISPLAY)
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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_lcms_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_lcms_register_type (module);
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return TRUE;
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}
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static void
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cdisplay_lcms_class_init (CdisplayLcmsClass *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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object_class->finalize = cdisplay_lcms_finalize;
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display_class->name = _("Color Management");
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display_class->help_id = "gimp-colordisplay-lcms";
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display_class->icon_name = GIMP_STOCK_DISPLAY_FILTER_LCMS;
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display_class->configure = cdisplay_lcms_configure;
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display_class->convert_buffer = cdisplay_lcms_convert_buffer;
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display_class->changed = cdisplay_lcms_changed;
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}
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static void
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cdisplay_lcms_class_finalize (CdisplayLcmsClass *klass)
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{
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}
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static void
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cdisplay_lcms_init (CdisplayLcms *lcms)
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{
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lcms->transform = NULL;
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}
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static void
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cdisplay_lcms_finalize (GObject *object)
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{
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CdisplayLcms *lcms = CDISPLAY_LCMS (object);
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if (lcms->transform)
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{
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cmsDeleteTransform (lcms->transform);
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lcms->transform = NULL;
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}
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G_OBJECT_CLASS (cdisplay_lcms_parent_class)->finalize (object);
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}
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static void
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cdisplay_lcms_profile_get_info (cmsHPROFILE profile,
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gchar **label,
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gchar **summary)
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{
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if (profile)
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{
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*label = gimp_lcms_profile_get_label (profile);
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*summary = gimp_lcms_profile_get_summary (profile);
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}
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else
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{
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*label = g_strdup (_("None"));
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*summary = NULL;
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}
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}
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static GtkWidget *
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cdisplay_lcms_configure (GimpColorDisplay *display)
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{
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CdisplayLcms *lcms = CDISPLAY_LCMS (display);
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GObject *config = G_OBJECT (gimp_color_display_get_config (display));
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GtkWidget *vbox;
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GtkWidget *hint;
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GtkWidget *table;
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GtkWidget *label;
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gint row = 0;
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if (! config)
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return NULL;
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
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hint = gimp_hint_box_new (_("This filter takes its configuration "
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"from the Color Management section "
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"in the Preferences dialog."));
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gtk_box_pack_start (GTK_BOX (vbox), hint, FALSE, FALSE, 0);
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gtk_widget_show (hint);
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table = gtk_table_new (5, 2, FALSE);
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gtk_table_set_row_spacings (GTK_TABLE (table), 6);
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gtk_table_set_row_spacing (GTK_TABLE (table), 0, 12);
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gtk_table_set_col_spacings (GTK_TABLE (table), 6);
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gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0);
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gtk_widget_show (table);
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cdisplay_lcms_attach_labelled (GTK_TABLE (table), row++,
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_("Mode of operation:"),
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gimp_prop_enum_label_new (config, "mode"));
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label = gtk_label_new (NULL);
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gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
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g_object_set_data (G_OBJECT (lcms), "rgb-profile", label);
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cdisplay_lcms_attach_labelled (GTK_TABLE (table), row++,
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_("Image profile:"),
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label);
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cdisplay_lcms_update_profile_label (lcms, "rgb-profile");
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label = gtk_label_new (NULL);
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gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
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g_object_set_data (G_OBJECT (lcms), "display-profile", label);
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cdisplay_lcms_attach_labelled (GTK_TABLE (table), row++,
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_("Monitor profile:"),
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label);
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cdisplay_lcms_update_profile_label (lcms, "display-profile");
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label = gtk_label_new (NULL);
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gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
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g_object_set_data (G_OBJECT (lcms), "printer-profile", label);
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cdisplay_lcms_attach_labelled (GTK_TABLE (table), row++,
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_("Print simulation profile:"),
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label);
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cdisplay_lcms_update_profile_label (lcms, "printer-profile");
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g_signal_connect_object (config, "notify",
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G_CALLBACK (cdisplay_lcms_notify_profile),
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lcms, 0);
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return vbox;
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}
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static void
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cdisplay_lcms_convert_buffer (GimpColorDisplay *display,
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GeglBuffer *buffer,
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GeglRectangle *area)
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{
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CdisplayLcms *lcms = CDISPLAY_LCMS (display);
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GeglBufferIterator *iter;
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if (! lcms->transform)
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return;
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iter = gegl_buffer_iterator_new (buffer, area, 0,
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babl_format ("R'G'B'A float"),
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GEGL_BUFFER_READWRITE, GEGL_ABYSS_NONE);
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while (gegl_buffer_iterator_next (iter))
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{
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gfloat *data = iter->data[0];
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cmsDoTransform (lcms->transform, data, data, iter->length);
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}
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}
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static void
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cdisplay_lcms_changed (GimpColorDisplay *display)
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{
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CdisplayLcms *lcms = CDISPLAY_LCMS (display);
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GimpColorConfig *config = gimp_color_display_get_config (display);
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cmsHPROFILE src_profile = NULL;
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cmsHPROFILE dest_profile = NULL;
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cmsHPROFILE proof_profile = NULL;
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cmsUInt16Number alarmCodes[cmsMAXCHANNELS] = { 0, };
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if (lcms->transform)
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{
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cmsDeleteTransform (lcms->transform);
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lcms->transform = NULL;
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}
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if (! config)
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return;
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switch (config->mode)
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{
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case GIMP_COLOR_MANAGEMENT_OFF:
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return;
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case GIMP_COLOR_MANAGEMENT_SOFTPROOF:
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proof_profile = cdisplay_lcms_get_printer_profile (lcms);
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/* fallthru */
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case GIMP_COLOR_MANAGEMENT_DISPLAY:
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src_profile = cdisplay_lcms_get_rgb_profile (lcms);
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dest_profile = cdisplay_lcms_get_display_profile (lcms);
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break;
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}
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if (proof_profile)
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{
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cmsUInt32Number softproof_flags = 0;
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if (! src_profile)
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src_profile = gimp_lcms_create_srgb_profile ();
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if (! dest_profile)
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dest_profile = gimp_lcms_create_srgb_profile ();
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softproof_flags |= cmsFLAGS_SOFTPROOFING;
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if (config->simulation_use_black_point_compensation)
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{
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softproof_flags |= cmsFLAGS_BLACKPOINTCOMPENSATION;
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}
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if (config->simulation_gamut_check)
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{
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guchar r, g, b;
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softproof_flags |= cmsFLAGS_GAMUTCHECK;
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gimp_rgb_get_uchar (&config->out_of_gamut_color, &r, &g, &b);
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alarmCodes[0] = (cmsUInt16Number) r * 256;
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alarmCodes[1] = (cmsUInt16Number) g * 256;
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alarmCodes[2] = (cmsUInt16Number) b * 256;
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cmsSetAlarmCodes (alarmCodes);
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}
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lcms->transform = cmsCreateProofingTransform (src_profile, TYPE_RGBA_FLT,
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dest_profile, TYPE_RGBA_FLT,
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proof_profile,
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config->simulation_intent,
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config->display_intent,
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softproof_flags);
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cmsCloseProfile (proof_profile);
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}
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else if (src_profile || dest_profile)
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{
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cmsUInt32Number display_flags = 0;
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if (! src_profile)
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src_profile = gimp_lcms_create_srgb_profile ();
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if (! dest_profile)
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dest_profile = gimp_lcms_create_srgb_profile ();
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if (config->display_use_black_point_compensation)
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{
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display_flags |= cmsFLAGS_BLACKPOINTCOMPENSATION;
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}
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lcms->transform = cmsCreateTransform (src_profile, TYPE_RGBA_FLT,
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dest_profile, TYPE_RGBA_FLT,
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config->display_intent,
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display_flags);
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}
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if (dest_profile)
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cmsCloseProfile (dest_profile);
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if (src_profile)
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cmsCloseProfile (src_profile);
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}
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static cmsHPROFILE
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cdisplay_lcms_get_rgb_profile (CdisplayLcms *lcms)
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{
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GimpColorConfig *config;
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GimpColorManaged *managed;
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cmsHPROFILE profile = NULL;
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managed = gimp_color_display_get_managed (GIMP_COLOR_DISPLAY (lcms));
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if (managed)
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{
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gsize len;
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const guint8 *data = gimp_color_managed_get_icc_profile (managed, &len);
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if (data)
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profile = cmsOpenProfileFromMem ((gpointer) data, len);
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if (profile && ! gimp_lcms_profile_is_rgb (profile))
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{
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cmsCloseProfile (profile);
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profile = NULL;
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}
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}
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if (! profile)
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{
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config = gimp_color_display_get_config (GIMP_COLOR_DISPLAY (lcms));
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if (config->rgb_profile)
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profile = cmsOpenProfileFromFile (config->rgb_profile, "r");
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if (profile && ! gimp_lcms_profile_is_rgb (profile))
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{
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cmsCloseProfile (profile);
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profile = NULL;
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}
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}
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return profile;
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}
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static GdkScreen *
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cdisplay_lcms_get_screen (CdisplayLcms *lcms,
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gint *monitor)
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{
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GimpColorManaged *managed;
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GdkScreen *screen;
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managed = gimp_color_display_get_managed (GIMP_COLOR_DISPLAY (lcms));
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if (GTK_IS_WIDGET (managed))
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screen = gtk_widget_get_screen (GTK_WIDGET (managed));
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else
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screen = gdk_screen_get_default ();
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g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
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if (GTK_IS_WIDGET (managed) && gtk_widget_get_window (GTK_WIDGET (managed)))
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{
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GtkWidget *widget = GTK_WIDGET (managed);
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*monitor = gdk_screen_get_monitor_at_window (screen,
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gtk_widget_get_window (widget));
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}
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else
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{
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*monitor = 0;
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}
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return screen;
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}
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static cmsHPROFILE
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cdisplay_lcms_get_display_profile (CdisplayLcms *lcms)
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{
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GimpColorConfig *config;
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cmsHPROFILE profile = NULL;
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config = gimp_color_display_get_config (GIMP_COLOR_DISPLAY (lcms));
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#if defined GDK_WINDOWING_X11
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if (config->display_profile_from_gdk)
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{
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GdkScreen *screen;
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GdkAtom type = GDK_NONE;
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gint format = 0;
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gint nitems = 0;
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gint monitor = 0;
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gchar *atom_name;
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guchar *data = NULL;
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screen = cdisplay_lcms_get_screen (lcms, &monitor);
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if (monitor > 0)
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atom_name = g_strdup_printf ("_ICC_PROFILE_%d", monitor);
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else
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atom_name = g_strdup ("_ICC_PROFILE");
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if (gdk_property_get (gdk_screen_get_root_window (screen),
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gdk_atom_intern (atom_name, FALSE),
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GDK_NONE,
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0, 64 * 1024 * 1024, FALSE,
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&type, &format, &nitems, &data) && nitems > 0)
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{
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profile = cmsOpenProfileFromMem (data, nitems);
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g_free (data);
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}
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g_free (atom_name);
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}
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#elif defined GDK_WINDOWING_QUARTZ
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if (config->display_profile_from_gdk)
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{
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CMProfileRef prof = NULL;
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gint monitor = 0;
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cdisplay_lcms_get_screen (lcms, &monitor);
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CMGetProfileByAVID (monitor, &prof);
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if (prof)
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{
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CFDataRef data;
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data = CMProfileCopyICCData (NULL, prof);
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CMCloseProfile (prof);
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if (data)
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{
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UInt8 *buffer = g_malloc (CFDataGetLength (data));
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/* We cannot use CFDataGetBytesPtr(), because that returns
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* a const pointer where cmsOpenProfileFromMem wants a
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* non-const pointer.
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*/
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CFDataGetBytes (data, CFRangeMake (0, CFDataGetLength (data)),
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buffer);
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profile = cmsOpenProfileFromMem (buffer, CFDataGetLength (data));
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g_free (buffer);
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CFRelease (data);
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}
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}
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}
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#elif defined G_OS_WIN32
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if (config->display_profile_from_gdk)
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{
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HDC hdc = GetDC (NULL);
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if (hdc)
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{
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|
gchar *path;
|
|
gint32 len = 0;
|
|
|
|
GetICMProfile (hdc, &len, NULL);
|
|
path = g_new (gchar, len);
|
|
|
|
if (GetICMProfile (hdc, &len, path))
|
|
profile = cmsOpenProfileFromFile (path, "r");
|
|
|
|
g_free (path);
|
|
ReleaseDC (NULL, hdc);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if (! profile && config->display_profile)
|
|
profile = cmsOpenProfileFromFile (config->display_profile, "r");
|
|
|
|
return profile;
|
|
}
|
|
|
|
static cmsHPROFILE
|
|
cdisplay_lcms_get_printer_profile (CdisplayLcms *lcms)
|
|
{
|
|
GimpColorConfig *config;
|
|
|
|
config = gimp_color_display_get_config (GIMP_COLOR_DISPLAY (lcms));
|
|
|
|
if (config->printer_profile)
|
|
return cmsOpenProfileFromFile (config->printer_profile, "r");
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static void
|
|
cdisplay_lcms_attach_labelled (GtkTable *table,
|
|
gint row,
|
|
const gchar *text,
|
|
GtkWidget *widget)
|
|
{
|
|
GtkWidget *label;
|
|
|
|
label = g_object_new (GTK_TYPE_LABEL,
|
|
"label", text,
|
|
"xalign", 1.0,
|
|
"yalign", 0.5,
|
|
NULL);
|
|
|
|
gimp_label_set_attributes (GTK_LABEL (label),
|
|
PANGO_ATTR_WEIGHT, PANGO_WEIGHT_BOLD,
|
|
-1);
|
|
gtk_table_attach (table, label, 0, 1, row, row + 1, GTK_FILL, GTK_FILL, 0, 0);
|
|
gtk_widget_show (label);
|
|
|
|
if (GTK_IS_LABEL (widget))
|
|
gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.5);
|
|
|
|
gtk_table_attach (table, widget, 1, 2, row, row + 1,
|
|
GTK_FILL | GTK_EXPAND, GTK_FILL, 0, 0);
|
|
gtk_widget_show (widget);
|
|
}
|
|
|
|
static void
|
|
cdisplay_lcms_update_profile_label (CdisplayLcms *lcms,
|
|
const gchar *name)
|
|
{
|
|
GtkWidget *label;
|
|
cmsHPROFILE profile = NULL;
|
|
gchar *text = NULL;
|
|
gchar *tooltip = NULL;
|
|
|
|
label = g_object_get_data (G_OBJECT (lcms), name);
|
|
|
|
if (! label)
|
|
return;
|
|
|
|
if (strcmp (name, "rgb-profile") == 0)
|
|
{
|
|
profile = cdisplay_lcms_get_rgb_profile (lcms);
|
|
}
|
|
else if (g_str_has_prefix (name, "display-profile"))
|
|
{
|
|
profile = cdisplay_lcms_get_display_profile (lcms);
|
|
}
|
|
else if (strcmp (name, "printer-profile") == 0)
|
|
{
|
|
profile = cdisplay_lcms_get_printer_profile (lcms);
|
|
}
|
|
else
|
|
{
|
|
g_return_if_reached ();
|
|
}
|
|
|
|
cdisplay_lcms_profile_get_info (profile, &text, &tooltip);
|
|
|
|
gtk_label_set_text (GTK_LABEL (label), text);
|
|
gimp_help_set_help_data (label, tooltip, NULL);
|
|
|
|
g_free (text);
|
|
g_free (tooltip);
|
|
|
|
if (profile)
|
|
cmsCloseProfile (profile);
|
|
}
|
|
|
|
static void
|
|
cdisplay_lcms_notify_profile (GObject *config,
|
|
GParamSpec *pspec,
|
|
CdisplayLcms *lcms)
|
|
{
|
|
cdisplay_lcms_update_profile_label (lcms, pspec->name);
|
|
}
|