summaryrefslogtreecommitdiffstats
path: root/app/dialogs/convert-precision-dialog.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 03:13:10 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 03:13:10 +0000
commit3c57dd931145d43f2b0aef96c4d178135956bf91 (patch)
tree3de698981e9f0cc2c4f9569b19a5f3595e741f6b /app/dialogs/convert-precision-dialog.c
parentInitial commit. (diff)
downloadgimp-3c57dd931145d43f2b0aef96c4d178135956bf91.tar.xz
gimp-3c57dd931145d43f2b0aef96c4d178135956bf91.zip
Adding upstream version 2.10.36.upstream/2.10.36
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--app/dialogs/convert-precision-dialog.c342
1 files changed, 342 insertions, 0 deletions
diff --git a/app/dialogs/convert-precision-dialog.c b/app/dialogs/convert-precision-dialog.c
new file mode 100644
index 0000000..180106b
--- /dev/null
+++ b/app/dialogs/convert-precision-dialog.c
@@ -0,0 +1,342 @@
+/* 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 3 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpbase/gimpbase.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "dialogs-types.h"
+
+#include "gegl/gimp-babl.h"
+
+#include "core/gimpcontext.h"
+#include "core/gimpimage.h"
+
+#include "widgets/gimphelp-ids.h"
+#include "widgets/gimpviewabledialog.h"
+#include "widgets/gimpwidgets-utils.h"
+
+#include "convert-precision-dialog.h"
+
+#include "gimp-intl.h"
+
+
+typedef struct _ConvertDialog ConvertDialog;
+
+struct _ConvertDialog
+{
+ GimpImage *image;
+ GimpComponentType component_type;
+ gboolean linear;
+ GeglDitherMethod layer_dither_method;
+ GeglDitherMethod text_layer_dither_method;
+ GeglDitherMethod channel_dither_method;
+ GimpConvertPrecisionCallback callback;
+ gpointer user_data;
+};
+
+
+/* local function prototypes */
+
+static void convert_precision_dialog_free (ConvertDialog *private);
+static void convert_precision_dialog_response (GtkWidget *widget,
+ gint response_id,
+ ConvertDialog *private);
+
+
+/* public functions */
+
+GtkWidget *
+convert_precision_dialog_new (GimpImage *image,
+ GimpContext *context,
+ GtkWidget *parent,
+ GimpComponentType component_type,
+ GeglDitherMethod layer_dither_method,
+ GeglDitherMethod text_layer_dither_method,
+ GeglDitherMethod channel_dither_method,
+ GimpConvertPrecisionCallback callback,
+ gpointer user_data)
+
+{
+ ConvertDialog *private;
+ GtkWidget *dialog;
+ GtkWidget *main_vbox;
+ GtkWidget *vbox;
+ GtkWidget *frame;
+ const gchar *enum_desc;
+ gchar *blurb;
+ const Babl *old_format;
+ const Babl *new_format;
+ gint old_bits;
+ gint new_bits;
+ gboolean dither;
+ gboolean linear;
+
+ g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
+ g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
+ g_return_val_if_fail (GTK_IS_WIDGET (parent), NULL);
+ g_return_val_if_fail (callback != NULL, NULL);
+
+ /* random formats with the right precision */
+ old_format = gimp_image_get_layer_format (image, FALSE);
+ new_format = gimp_babl_format (GIMP_RGB,
+ gimp_babl_precision (component_type, FALSE),
+ FALSE);
+
+ old_bits = (babl_format_get_bytes_per_pixel (old_format) * 8 /
+ babl_format_get_n_components (old_format));
+ new_bits = (babl_format_get_bytes_per_pixel (new_format) * 8 /
+ babl_format_get_n_components (new_format));
+
+ /* don't dither if we are converting to a higher bit depth,
+ * or to more than MAX_DITHER_BITS.
+ */
+ dither = (new_bits < old_bits &&
+ new_bits <= CONVERT_PRECISION_DIALOG_MAX_DITHER_BITS);
+
+ /* when changing this logic, also change the same switch()
+ * in gimptemplateeditor.h
+ */
+ switch (component_type)
+ {
+ case GIMP_COMPONENT_TYPE_U8:
+ /* default to gamma when converting 8 bit */
+ linear = FALSE;
+ break;
+
+ case GIMP_COMPONENT_TYPE_U16:
+ case GIMP_COMPONENT_TYPE_U32:
+ default:
+ /* leave gamma alone by default when converting to 16/32 bit int */
+ linear = gimp_babl_format_get_linear (old_format);
+ break;
+
+ case GIMP_COMPONENT_TYPE_HALF:
+ case GIMP_COMPONENT_TYPE_FLOAT:
+ case GIMP_COMPONENT_TYPE_DOUBLE:
+ /* default to linear when converting to floating point */
+ linear = TRUE;
+ break;
+ }
+
+ private = g_slice_new0 (ConvertDialog);
+
+ private->image = image;
+ private->component_type = component_type;
+ private->linear = linear;
+ private->layer_dither_method = layer_dither_method;
+ private->text_layer_dither_method = text_layer_dither_method;
+ private->channel_dither_method = channel_dither_method;
+ private->callback = callback;
+ private->user_data = user_data;
+
+ gimp_enum_get_value (GIMP_TYPE_COMPONENT_TYPE, component_type,
+ NULL, NULL, &enum_desc, NULL);
+
+ blurb = g_strdup_printf (_("Convert Image to %s"), enum_desc);
+
+ dialog = gimp_viewable_dialog_new (GIMP_VIEWABLE (image), context,
+#if PENDING_TRANSLATION
+ _("Encoding Conversion"),
+#endif
+ _("Precision Conversion"),
+ "gimp-image-convert-precision",
+ GIMP_ICON_CONVERT_PRECISION,
+ blurb,
+ parent,
+ gimp_standard_help_func,
+ GIMP_HELP_IMAGE_CONVERT_PRECISION,
+
+ _("_Cancel"), GTK_RESPONSE_CANCEL,
+ _("C_onvert"), GTK_RESPONSE_OK,
+
+ NULL);
+
+ g_free (blurb);
+
+ gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
+ GTK_RESPONSE_OK,
+ GTK_RESPONSE_CANCEL,
+ -1);
+
+ gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
+
+ g_object_weak_ref (G_OBJECT (dialog),
+ (GWeakNotify) convert_precision_dialog_free, private);
+
+ g_signal_connect (dialog, "response",
+ G_CALLBACK (convert_precision_dialog_response),
+ private);
+
+ main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
+ gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 12);
+ gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
+ main_vbox, TRUE, TRUE, 0);
+ gtk_widget_show (main_vbox);
+
+
+ /* gamma */
+
+ frame = gimp_frame_new (_("Gamma"));
+ gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
+ gtk_widget_show (frame);
+
+ vbox = gimp_int_radio_group_new (FALSE, NULL,
+ G_CALLBACK (gimp_radio_button_update),
+ &private->linear,
+ linear,
+
+ _("Perceptual gamma (sRGB)"), FALSE, NULL,
+ _("Linear light"), TRUE, NULL,
+
+ NULL);
+ gtk_container_add (GTK_CONTAINER (frame), vbox);
+ gtk_widget_show (vbox);
+
+
+ /* dithering */
+
+ if (dither)
+ {
+ GtkWidget *hbox;
+ GtkWidget *label;
+ GtkWidget *combo;
+ GtkSizeGroup *size_group;
+
+ frame = gimp_frame_new (_("Dithering"));
+ gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
+ gtk_widget_show (frame);
+
+ vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
+ gtk_container_add (GTK_CONTAINER (frame), vbox);
+ gtk_widget_show (vbox);
+
+ size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
+
+ /* layers */
+
+ hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
+ gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+ gtk_widget_show (hbox);
+
+ label = gtk_label_new_with_mnemonic (_("_Layers:"));
+ gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+ gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
+ gtk_size_group_add_widget (size_group, label);
+ gtk_widget_show (label);
+
+ combo = gimp_enum_combo_box_new (GEGL_TYPE_DITHER_METHOD);
+ gtk_label_set_mnemonic_widget (GTK_LABEL (label), combo);
+ gtk_box_pack_start (GTK_BOX (hbox), combo, TRUE, TRUE, 0);
+ gtk_widget_show (combo);
+
+ gimp_int_combo_box_connect (GIMP_INT_COMBO_BOX (combo),
+ private->layer_dither_method,
+ G_CALLBACK (gimp_int_combo_box_get_active),
+ &private->layer_dither_method);
+
+ /* text layers */
+
+ hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
+ gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+ gtk_widget_show (hbox);
+
+ label = gtk_label_new_with_mnemonic (_("_Text Layers:"));
+ gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+ gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
+ gtk_size_group_add_widget (size_group, label);
+ gtk_widget_show (label);
+
+ combo = gimp_enum_combo_box_new (GEGL_TYPE_DITHER_METHOD);
+ gtk_label_set_mnemonic_widget (GTK_LABEL (label), combo);
+ gtk_box_pack_start (GTK_BOX (hbox), combo, TRUE, TRUE, 0);
+ gtk_widget_show (combo);
+
+ gimp_int_combo_box_connect (GIMP_INT_COMBO_BOX (combo),
+ private->text_layer_dither_method,
+ G_CALLBACK (gimp_int_combo_box_get_active),
+ &private->text_layer_dither_method);
+
+ gimp_help_set_help_data (combo,
+ _("Dithering text layers will make them "
+ "uneditable"),
+ NULL);
+
+ /* channels */
+
+ hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
+ gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+ gtk_widget_show (hbox);
+
+ label = gtk_label_new_with_mnemonic (_("_Channels and Masks:"));
+ gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+ gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
+ gtk_size_group_add_widget (size_group, label);
+ gtk_widget_show (label);
+
+ combo = gimp_enum_combo_box_new (GEGL_TYPE_DITHER_METHOD);
+ gtk_label_set_mnemonic_widget (GTK_LABEL (label), combo);
+ gtk_box_pack_start (GTK_BOX (hbox), combo, TRUE, TRUE, 0);
+ gtk_widget_show (combo);
+
+ gimp_int_combo_box_connect (GIMP_INT_COMBO_BOX (combo),
+ private->channel_dither_method,
+ G_CALLBACK (gimp_int_combo_box_get_active),
+ &private->channel_dither_method);
+
+ g_object_unref (size_group);
+ }
+
+ return dialog;
+}
+
+
+/* private functions */
+
+static void
+convert_precision_dialog_free (ConvertDialog *private)
+{
+ g_slice_free (ConvertDialog, private);
+}
+
+static void
+convert_precision_dialog_response (GtkWidget *dialog,
+ gint response_id,
+ ConvertDialog *private)
+{
+ if (response_id == GTK_RESPONSE_OK)
+ {
+ GimpPrecision precision = gimp_babl_precision (private->component_type,
+ private->linear);
+
+ private->callback (dialog,
+ private->image,
+ precision,
+ private->layer_dither_method,
+ private->text_layer_dither_method,
+ private->channel_dither_method,
+ private->user_data);
+ }
+ else
+ {
+ gtk_widget_destroy (dialog);
+ }
+}