mirror of https://github.com/GNOME/gimp.git
108 lines
3.0 KiB
C
108 lines
3.0 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 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 <gdk-pixbuf/gdk-pixbuf.h>
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#include <gegl.h>
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#include "libgimpbase/gimpbase.h"
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#include "core-types.h"
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#include "gimpimage.h"
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#include "gimpimage-metadata.h"
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#include "gimpimage-private.h"
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#include "gimpimage-undo-push.h"
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/* public functions */
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GimpMetadata *
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gimp_image_get_metadata (GimpImage *image)
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{
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GimpImagePrivate *private;
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g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
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private = GIMP_IMAGE_GET_PRIVATE (image);
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return private->metadata;
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}
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void
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gimp_image_set_metadata (GimpImage *image,
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GimpMetadata *metadata,
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gboolean push_undo)
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{
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GimpImagePrivate *private;
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g_return_if_fail (GIMP_IS_IMAGE (image));
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private = GIMP_IMAGE_GET_PRIVATE (image);
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if (metadata != private->metadata)
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{
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if (push_undo)
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gimp_image_undo_push_image_metadata (image, NULL);
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if (private->metadata)
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g_object_unref (private->metadata);
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private->metadata = metadata;
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if (private->metadata)
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{
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gdouble xres, yres;
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g_object_ref (private->metadata);
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gimp_metadata_set_pixel_size (metadata,
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gimp_image_get_width (image),
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gimp_image_get_height (image));
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switch (gimp_image_get_component_type (image))
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{
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case GIMP_COMPONENT_TYPE_U8:
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gimp_metadata_set_bits_per_sample (metadata, 8);
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break;
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case GIMP_COMPONENT_TYPE_U16:
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case GIMP_COMPONENT_TYPE_HALF:
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gimp_metadata_set_bits_per_sample (metadata, 16);
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break;
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case GIMP_COMPONENT_TYPE_U32:
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case GIMP_COMPONENT_TYPE_FLOAT:
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gimp_metadata_set_bits_per_sample (metadata, 32);
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break;
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case GIMP_COMPONENT_TYPE_DOUBLE:
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gimp_metadata_set_bits_per_sample (metadata, 64);
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break;
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}
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gimp_image_get_resolution (image, &xres, &yres);
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gimp_metadata_set_resolution (metadata, xres, yres,
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gimp_image_get_unit (image));
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}
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g_object_notify (G_OBJECT (image), "metadata");
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}
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}
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