/* 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 .
*/
#include "config.h"
#include
#include
#include
#include "libgimpcolor/gimpcolor.h"
#include "core-types.h"
#include "gegl/gimp-babl.h"
#include "gimp.h"
#include "gimpdrawable.h"
#include "gimpimage.h"
#include "gimpimage-color-profile.h"
#include "gimpimage-colormap.h"
#include "gimpimage-convert-type.h"
#include "gimpimage-undo.h"
#include "gimpimage-undo-push.h"
#include "gimpobjectqueue.h"
#include "gimpprogress.h"
#include "gimp-intl.h"
gboolean
gimp_image_convert_type (GimpImage *image,
GimpImageBaseType new_type,
GimpColorProfile *dest_profile,
GimpProgress *progress,
GError **error)
{
GimpImageBaseType old_type;
const Babl *new_layer_format;
GimpObjectQueue *queue;
GList *all_layers;
GimpDrawable *drawable;
const gchar *undo_desc = NULL;
g_return_val_if_fail (GIMP_IS_IMAGE (image), FALSE);
g_return_val_if_fail (new_type != gimp_image_get_base_type (image), FALSE);
g_return_val_if_fail (new_type != GIMP_INDEXED, FALSE);
g_return_val_if_fail (gimp_babl_is_valid (new_type,
gimp_image_get_precision (image)),
FALSE);
g_return_val_if_fail (dest_profile == NULL || GIMP_IS_COLOR_PROFILE (dest_profile),
FALSE);
g_return_val_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress), FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
new_layer_format = gimp_babl_format (new_type,
gimp_image_get_precision (image),
TRUE);
if (dest_profile &&
! gimp_image_validate_color_profile_by_format (new_layer_format,
dest_profile,
NULL, error))
{
return FALSE;
}
switch (new_type)
{
case GIMP_RGB:
undo_desc = C_("undo-type", "Convert Image to RGB");
break;
case GIMP_GRAY:
undo_desc = C_("undo-type", "Convert Image to Grayscale");
break;
default:
g_return_val_if_reached (FALSE);
}
gimp_set_busy (image->gimp);
queue = gimp_object_queue_new (progress);
progress = GIMP_PROGRESS (queue);
all_layers = gimp_image_get_layer_list (image);
gimp_object_queue_push_list (queue, all_layers);
g_list_free (all_layers);
g_object_freeze_notify (G_OBJECT (image));
gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_IMAGE_CONVERT,
undo_desc);
/* Push the image type to the stack */
gimp_image_undo_push_image_type (image, NULL);
/* Set the new base type */
old_type = gimp_image_get_base_type (image);
g_object_set (image, "base-type", new_type, NULL);
/* When converting to/from GRAY, convert to the new type's builtin
* profile if none was passed.
*/
if (old_type == GIMP_GRAY ||
new_type == GIMP_GRAY)
{
if (! dest_profile && gimp_image_get_color_profile (image))
dest_profile = gimp_image_get_builtin_color_profile (image);
}
while ((drawable = gimp_object_queue_pop (queue)))
{
gimp_drawable_convert_type (drawable, image,
new_type,
gimp_drawable_get_precision (drawable),
gimp_drawable_has_alpha (drawable),
dest_profile,
GEGL_DITHER_NONE, GEGL_DITHER_NONE,
TRUE, progress);
}
if (old_type == GIMP_INDEXED)
gimp_image_unset_colormap (image, TRUE);
/* When converting to/from GRAY, set the new profile.
*/
if (old_type == GIMP_GRAY ||
new_type == GIMP_GRAY)
{
if (gimp_image_get_color_profile (image))
gimp_image_set_color_profile (image, dest_profile, NULL);
else
gimp_color_managed_profile_changed (GIMP_COLOR_MANAGED (image));
}
gimp_image_undo_group_end (image);
gimp_image_mode_changed (image);
g_object_thaw_notify (G_OBJECT (image));
g_object_unref (queue);
gimp_unset_busy (image->gimp);
return TRUE;
}