forked from openkylin/gimp
521 lines
12 KiB
C
521 lines
12 KiB
C
/* LIBGIMP - The GIMP Library
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* Copyright (C) 1995-2000 Peter Mattis and Spencer Kimball
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*
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* gimpimage.c
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*
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* This library is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include "gimp.h"
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#include "gimpimage.h"
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/**
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* gimp_image_get_colormap:
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* @image_ID: The image.
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* @num_colors: Returns the number of colors in the colormap array.
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*
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* Returns the image's colormap
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*
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* This procedure returns an actual pointer to the image's colormap, as
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* well as the number of colors contained in the colormap. If the image
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* is not of base type INDEXED, this pointer will be NULL.
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*
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* Returns: The image's colormap.
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*/
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guchar *
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gimp_image_get_colormap (gint32 image_ID,
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gint *num_colors)
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{
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gint num_bytes;
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guchar *cmap;
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cmap = _gimp_image_get_colormap (image_ID, &num_bytes);
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if (num_colors)
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*num_colors = num_bytes / 3;
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return cmap;
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}
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/**
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* gimp_image_set_colormap:
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* @image_ID: The image.
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* @colormap: The new colormap values.
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* @num_colors: Number of colors in the colormap array.
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*
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* Sets the entries in the image's colormap.
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*
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* This procedure sets the entries in the specified image's colormap.
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* The number of colors is specified by the \"num_colors\" parameter
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* and corresponds to the number of INT8 triples that must be contained
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* in the \"cmap\" array.
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*
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* Returns: TRUE on success.
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*/
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gboolean
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gimp_image_set_colormap (gint32 image_ID,
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const guchar *colormap,
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gint num_colors)
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{
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return _gimp_image_set_colormap (image_ID, num_colors * 3, colormap);
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}
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guchar *
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gimp_image_get_thumbnail_data (gint32 image_ID,
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gint *width,
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gint *height,
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gint *bpp)
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{
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gint ret_width;
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gint ret_height;
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guchar *image_data;
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gint data_size;
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_gimp_image_thumbnail (image_ID,
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*width,
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*height,
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&ret_width,
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&ret_height,
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bpp,
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&data_size,
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&image_data);
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*width = ret_width;
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*height = ret_height;
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return image_data;
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}
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/**
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* gimp_image_get_metadata:
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* @image_ID: The image.
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*
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* Returns the image's metadata.
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*
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* Returns exif/iptc/xmp metadata from the image.
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*
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* Returns: The exif/ptc/xmp metadata, or %NULL if there is none.
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*
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* Since: 2.10
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**/
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GimpMetadata *
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gimp_image_get_metadata (gint32 image_ID)
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{
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GimpMetadata *metadata = NULL;
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gchar *metadata_string;
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metadata_string = _gimp_image_get_metadata (image_ID);
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if (metadata_string)
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{
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metadata = gimp_metadata_deserialize (metadata_string);
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g_free (metadata_string);
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}
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return metadata;
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}
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/**
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* gimp_image_set_metadata:
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* @image_ID: The image.
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* @metadata: The exif/ptc/xmp metadata.
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*
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* Set the image's metadata.
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*
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* Sets exif/iptc/xmp metadata on the image, or deletes it if
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* @metadata is %NULL.
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*
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* Returns: TRUE on success.
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*
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* Since: 2.10
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**/
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gboolean
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gimp_image_set_metadata (gint32 image_ID,
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GimpMetadata *metadata)
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{
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gchar *metadata_string = NULL;
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gboolean success;
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if (metadata)
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metadata_string = gimp_metadata_serialize (metadata);
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success = _gimp_image_set_metadata (image_ID, metadata_string);
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if (metadata_string)
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g_free (metadata_string);
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return success;
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}
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/**
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* gimp_image_get_cmap:
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* @image_ID: The image.
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* @num_colors: Number of colors in the colormap array.
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*
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* Deprecated: Use gimp_image_get_colormap() instead.
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*
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* Returns: The image's colormap.
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*/
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guchar *
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gimp_image_get_cmap (gint32 image_ID,
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gint *num_colors)
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{
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return gimp_image_get_colormap (image_ID, num_colors);
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}
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/**
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* gimp_image_set_cmap:
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* @image_ID: The image.
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* @cmap: The new colormap values.
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* @num_colors: Number of colors in the colormap array.
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*
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* Deprecated: Use gimp_image_set_colormap() instead.
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*
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* Returns: TRUE on success.
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*/
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gboolean
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gimp_image_set_cmap (gint32 image_ID,
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const guchar *cmap,
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gint num_colors)
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{
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return gimp_image_set_colormap (image_ID, cmap, num_colors);
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}
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/**
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* gimp_image_get_layer_position:
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* @image_ID: The image.
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* @layer_ID: The layer.
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*
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* Deprecated: Use gimp_image_get_item_position() instead.
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*
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* Returns: The position of the layer in the layer stack.
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*
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* Since: 2.4
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**/
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gint
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gimp_image_get_layer_position (gint32 image_ID,
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gint32 layer_ID)
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{
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return gimp_image_get_item_position (image_ID, layer_ID);
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}
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/**
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* gimp_image_raise_layer:
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* @image_ID: The image.
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* @layer_ID: The layer to raise.
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*
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* Deprecated: Use gimp_image_raise_item() instead.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_image_raise_layer (gint32 image_ID,
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gint32 layer_ID)
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{
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return gimp_image_raise_item (image_ID, layer_ID);
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}
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/**
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* gimp_image_lower_layer:
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* @image_ID: The image.
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* @layer_ID: The layer to lower.
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*
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* Deprecated: Use gimp_image_lower_item() instead.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_image_lower_layer (gint32 image_ID,
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gint32 layer_ID)
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{
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return gimp_image_lower_item (image_ID, layer_ID);
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}
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/**
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* gimp_image_raise_layer_to_top:
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* @image_ID: The image.
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* @layer_ID: The layer to raise to top.
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*
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* Deprecated: Use gimp_image_raise_item_to_top() instead.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_image_raise_layer_to_top (gint32 image_ID,
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gint32 layer_ID)
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{
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return gimp_image_raise_item_to_top (image_ID, layer_ID);
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}
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/**
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* gimp_image_lower_layer_to_bottom:
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* @image_ID: The image.
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* @layer_ID: The layer to lower to bottom.
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*
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* Deprecated: Use gimp_image_lower_item_to_bottom() instead.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_image_lower_layer_to_bottom (gint32 image_ID,
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gint32 layer_ID)
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{
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return gimp_image_lower_item_to_bottom (image_ID, layer_ID);
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}
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/**
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* gimp_image_get_channel_position:
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* @image_ID: The image.
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* @channel_ID: The channel.
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*
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* Deprecated: Use gimp_image_get_item_position() instead.
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*
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* Returns: The position of the channel in the channel stack.
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*
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* Since: 2.4
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**/
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gint
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gimp_image_get_channel_position (gint32 image_ID,
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gint32 channel_ID)
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{
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return gimp_image_get_item_position (image_ID, channel_ID);
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}
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/**
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* gimp_image_raise_channel:
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* @image_ID: The image.
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* @channel_ID: The channel to raise.
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*
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* Deprecated: Use gimp_image_raise_item() instead.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_image_raise_channel (gint32 image_ID,
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gint32 channel_ID)
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{
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return gimp_image_raise_item (image_ID, channel_ID);
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}
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/**
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* gimp_image_lower_channel:
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* @image_ID: The image.
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* @channel_ID: The channel to lower.
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*
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* Deprecated: Use gimp_image_lower_item() instead.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_image_lower_channel (gint32 image_ID,
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gint32 channel_ID)
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{
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return gimp_image_lower_item (image_ID, channel_ID);
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}
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/**
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* gimp_image_get_vectors_position:
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* @image_ID: The image.
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* @vectors_ID: The vectors object.
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*
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* Deprecated: Use gimp_image_get_item_position() instead.
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*
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* Returns: The position of the vectors object in the vectors stack.
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*
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* Since: 2.4
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**/
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gint
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gimp_image_get_vectors_position (gint32 image_ID,
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gint32 vectors_ID)
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{
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return gimp_image_get_item_position (image_ID, vectors_ID);
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}
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/**
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* gimp_image_raise_vectors:
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* @image_ID: The image.
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* @vectors_ID: The vectors object to raise.
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*
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* Deprecated: Use gimp_image_raise_item() instead.
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*
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* Returns: TRUE on success.
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*
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* Since: 2.4
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**/
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gboolean
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gimp_image_raise_vectors (gint32 image_ID,
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gint32 vectors_ID)
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{
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return gimp_image_raise_item (image_ID, vectors_ID);
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}
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/**
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* gimp_image_lower_vectors:
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* @image_ID: The image.
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* @vectors_ID: The vectors object to lower.
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*
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* Deprecated: Use gimp_image_lower_item() instead.
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*
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* Returns: TRUE on success.
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*
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* Since: 2.4
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**/
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gboolean
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gimp_image_lower_vectors (gint32 image_ID,
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gint32 vectors_ID)
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{
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return gimp_image_lower_item (image_ID, vectors_ID);
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}
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/**
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* gimp_image_raise_vectors_to_top:
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* @image_ID: The image.
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* @vectors_ID: The vectors object to raise to top.
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*
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* Deprecated: Use gimp_image_raise_item_to_top() instead.
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*
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* Returns: TRUE on success.
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*
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* Since: 2.4
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**/
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gboolean
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gimp_image_raise_vectors_to_top (gint32 image_ID,
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gint32 vectors_ID)
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{
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return gimp_image_raise_item_to_top (image_ID, vectors_ID);
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}
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/**
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* gimp_image_lower_vectors_to_bottom:
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* @image_ID: The image.
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* @vectors_ID: The vectors object to lower to bottom.
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*
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* Deprecated: Use gimp_image_lower_item_to_bottom() instead.
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*
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* Returns: TRUE on success.
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*
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* Since: 2.4
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**/
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gboolean
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gimp_image_lower_vectors_to_bottom (gint32 image_ID,
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gint32 vectors_ID)
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{
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return gimp_image_lower_item_to_bottom (image_ID, vectors_ID);
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}
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/**
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* gimp_image_parasite_find:
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* @image_ID: The image.
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* @name: The name of the parasite to find.
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*
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* Deprecated: Use gimp_image_get_parasite() instead.
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*
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* Returns: The found parasite.
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**/
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GimpParasite *
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gimp_image_parasite_find (gint32 image_ID,
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const gchar *name)
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{
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return gimp_image_get_parasite (image_ID, name);
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}
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/**
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* gimp_image_parasite_attach:
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* @image_ID: The image.
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* @parasite: The parasite to attach to an image.
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*
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* Deprecated: Use gimp_image_attach_parasite() instead.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_image_parasite_attach (gint32 image_ID,
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const GimpParasite *parasite)
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{
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return gimp_image_attach_parasite (image_ID, parasite);
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}
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/**
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* gimp_image_parasite_detach:
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* @image_ID: The image.
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* @name: The name of the parasite to detach from an image.
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*
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* Deprecated: Use gimp_image_detach_parasite() instead.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_image_parasite_detach (gint32 image_ID,
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const gchar *name)
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{
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return gimp_image_detach_parasite (image_ID, name);
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}
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/**
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* gimp_image_parasite_list:
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* @image_ID: The image.
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* @num_parasites: The number of attached parasites.
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* @parasites: The names of currently attached parasites.
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*
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* Deprecated: Use gimp_image_get_parasite_list() instead.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_image_parasite_list (gint32 image_ID,
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gint *num_parasites,
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gchar ***parasites)
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{
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*parasites = gimp_image_get_parasite_list (image_ID, num_parasites);
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return *parasites != NULL;
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}
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/**
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* gimp_image_attach_new_parasite:
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* @image_ID: the ID of the image to attach the #GimpParasite to.
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* @name: the name of the #GimpParasite to create and attach.
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* @flags: the flags set on the #GimpParasite.
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* @size: the size of the parasite data in bytes.
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* @data: a pointer to the data attached with the #GimpParasite.
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*
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* Convenience function that creates a parasite and attaches it
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* to GIMP.
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*
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* Deprecated: Use gimp_image_attach_parasite() instead.
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*
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* Return value: TRUE on successful creation and attachment of
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* the new parasite.
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*
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* See Also: gimp_image_parasite_attach()
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*/
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gboolean
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gimp_image_attach_new_parasite (gint32 image_ID,
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const gchar *name,
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gint flags,
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gint size,
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gconstpointer data)
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{
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GimpParasite *parasite = gimp_parasite_new (name, flags, size, data);
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gboolean success;
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success = gimp_image_attach_parasite (image_ID, parasite);
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gimp_parasite_free (parasite);
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return success;
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}
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