mirror of https://github.com/GNOME/gimp.git
983 lines
30 KiB
C
983 lines
30 KiB
C
/* LIBGIMP - The GIMP Library
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* Copyright (C) 1995-2003 Peter Mattis and Spencer Kimball
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*
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* gimpdrawable_pdb.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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/* NOTE: This file is auto-generated by pdbgen.pl */
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#include "config.h"
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#include <string.h>
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#include "gimp.h"
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/**
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* SECTION: gimpdrawable
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* @title: gimpdrawable
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* @short_description: Functions to manipulate drawables.
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*
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* Functions to manipulate drawables.
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**/
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/**
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* _gimp_drawable_get_format:
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* @drawable_ID: The drawable.
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*
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* Returns the drawable's Babl format
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*
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* This procedure returns the drawable's Babl format.
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* Note that the actual PDB procedure only transfers the format's
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* encoding. In order to get to the real format, the libbgimp C wrapper
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* must be used.
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*
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* Returns: The drawable's Babl format.
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*
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* Since: 2.10
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**/
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gchar *
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_gimp_drawable_get_format (gint32 drawable_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gchar *format = NULL;
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return_vals = gimp_run_procedure ("gimp-drawable-get-format",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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format = g_strdup (return_vals[1].data.d_string);
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gimp_destroy_params (return_vals, nreturn_vals);
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return format;
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}
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/**
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* gimp_drawable_type:
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* @drawable_ID: The drawable.
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*
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* Returns the drawable's type.
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*
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* This procedure returns the drawable's type.
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*
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* Returns: The drawable's type.
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**/
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GimpImageType
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gimp_drawable_type (gint32 drawable_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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GimpImageType type = 0;
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return_vals = gimp_run_procedure ("gimp-drawable-type",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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type = return_vals[1].data.d_int32;
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gimp_destroy_params (return_vals, nreturn_vals);
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return type;
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}
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/**
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* gimp_drawable_type_with_alpha:
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* @drawable_ID: The drawable.
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*
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* Returns the drawable's type with alpha.
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*
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* This procedure returns the drawable's type as if had an alpha
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* channel. If the type is currently Gray, for instance, the returned
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* type would be GrayA. If the drawable already has an alpha channel,
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* the drawable's type is simply returned.
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*
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* Returns: The drawable's type with alpha.
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**/
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GimpImageType
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gimp_drawable_type_with_alpha (gint32 drawable_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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GimpImageType type_with_alpha = 0;
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return_vals = gimp_run_procedure ("gimp-drawable-type-with-alpha",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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type_with_alpha = return_vals[1].data.d_int32;
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gimp_destroy_params (return_vals, nreturn_vals);
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return type_with_alpha;
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}
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/**
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* gimp_drawable_has_alpha:
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* @drawable_ID: The drawable.
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*
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* Returns TRUE if the drawable has an alpha channel.
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*
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* This procedure returns whether the specified drawable has an alpha
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* channel. This can only be true for layers, and the associated type
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* will be one of: { RGBA , GRAYA, INDEXEDA }.
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*
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* Returns: Does the drawable have an alpha channel?
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**/
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gboolean
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gimp_drawable_has_alpha (gint32 drawable_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean has_alpha = FALSE;
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return_vals = gimp_run_procedure ("gimp-drawable-has-alpha",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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has_alpha = return_vals[1].data.d_int32;
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gimp_destroy_params (return_vals, nreturn_vals);
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return has_alpha;
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}
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/**
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* gimp_drawable_is_rgb:
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* @drawable_ID: The drawable.
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*
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* Returns whether the drawable is an RGB type.
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*
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* This procedure returns TRUE if the specified drawable is of type {
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* RGB, RGBA }.
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*
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* Returns: TRUE if the drawable is an RGB type.
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**/
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gboolean
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gimp_drawable_is_rgb (gint32 drawable_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean is_rgb = FALSE;
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return_vals = gimp_run_procedure ("gimp-drawable-is-rgb",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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is_rgb = return_vals[1].data.d_int32;
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gimp_destroy_params (return_vals, nreturn_vals);
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return is_rgb;
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}
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/**
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* gimp_drawable_is_gray:
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* @drawable_ID: The drawable.
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*
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* Returns whether the drawable is a grayscale type.
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*
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* This procedure returns TRUE if the specified drawable is of type {
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* Gray, GrayA }.
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*
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* Returns: TRUE if the drawable is a grayscale type.
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**/
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gboolean
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gimp_drawable_is_gray (gint32 drawable_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean is_gray = FALSE;
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return_vals = gimp_run_procedure ("gimp-drawable-is-gray",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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is_gray = return_vals[1].data.d_int32;
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gimp_destroy_params (return_vals, nreturn_vals);
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return is_gray;
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}
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/**
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* gimp_drawable_is_indexed:
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* @drawable_ID: The drawable.
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*
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* Returns whether the drawable is an indexed type.
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*
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* This procedure returns TRUE if the specified drawable is of type {
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* Indexed, IndexedA }.
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*
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* Returns: TRUE if the drawable is an indexed type.
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**/
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gboolean
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gimp_drawable_is_indexed (gint32 drawable_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean is_indexed = FALSE;
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return_vals = gimp_run_procedure ("gimp-drawable-is-indexed",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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is_indexed = return_vals[1].data.d_int32;
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gimp_destroy_params (return_vals, nreturn_vals);
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return is_indexed;
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}
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/**
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* gimp_drawable_bpp:
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* @drawable_ID: The drawable.
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*
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* Returns the bytes per pixel.
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*
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* This procedure returns the number of bytes per pixel, which
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* corresponds to the number of components unless
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* gimp_plugin_enable_precision() was called.
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*
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* Returns: Bytes per pixel.
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**/
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gint
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gimp_drawable_bpp (gint32 drawable_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gint bpp = 0;
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return_vals = gimp_run_procedure ("gimp-drawable-bpp",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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bpp = return_vals[1].data.d_int32;
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gimp_destroy_params (return_vals, nreturn_vals);
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return bpp;
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}
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/**
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* gimp_drawable_width:
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* @drawable_ID: The drawable.
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*
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* Returns the width of the drawable.
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*
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* This procedure returns the specified drawable's width in pixels.
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*
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* Returns: Width of drawable.
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**/
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gint
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gimp_drawable_width (gint32 drawable_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gint width = 0;
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return_vals = gimp_run_procedure ("gimp-drawable-width",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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width = return_vals[1].data.d_int32;
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gimp_destroy_params (return_vals, nreturn_vals);
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return width;
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}
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/**
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* gimp_drawable_height:
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* @drawable_ID: The drawable.
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*
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* Returns the height of the drawable.
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*
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* This procedure returns the specified drawable's height in pixels.
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*
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* Returns: Height of drawable.
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**/
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gint
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gimp_drawable_height (gint32 drawable_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gint height = 0;
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return_vals = gimp_run_procedure ("gimp-drawable-height",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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height = return_vals[1].data.d_int32;
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gimp_destroy_params (return_vals, nreturn_vals);
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return height;
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}
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/**
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* gimp_drawable_offsets:
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* @drawable_ID: The drawable.
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* @offset_x: x offset of drawable.
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* @offset_y: y offset of drawable.
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*
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* Returns the offsets for the drawable.
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*
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* This procedure returns the specified drawable's offsets. This only
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* makes sense if the drawable is a layer since channels are anchored.
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* The offsets of a channel will be returned as 0.
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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_drawable_offsets (gint32 drawable_ID,
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gint *offset_x,
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gint *offset_y)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean success = TRUE;
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return_vals = gimp_run_procedure ("gimp-drawable-offsets",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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*offset_x = 0;
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*offset_y = 0;
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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if (success)
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{
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*offset_x = return_vals[1].data.d_int32;
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*offset_y = return_vals[2].data.d_int32;
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}
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gimp_destroy_params (return_vals, nreturn_vals);
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return success;
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}
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/**
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* gimp_drawable_mask_bounds:
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* @drawable_ID: The drawable.
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* @x1: x coordinate of the upper left corner of selection bounds.
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* @y1: y coordinate of the upper left corner of selection bounds.
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* @x2: x coordinate of the lower right corner of selection bounds.
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* @y2: y coordinate of the lower right corner of selection bounds.
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*
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* Find the bounding box of the current selection in relation to the
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* specified drawable.
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*
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* This procedure returns whether there is a selection. If there is
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* one, the upper left and lower right-hand corners of its bounding box
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* are returned. These coordinates are specified relative to the
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* drawable's origin, and bounded by the drawable's extents. Please
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* note that the pixel specified by the lower right-hand coordinate of
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* the bounding box is not part of the selection. The selection ends at
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* the upper left corner of this pixel. This means the width of the
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* selection can be calculated as (x2 - x1), its height as (y2 - y1).
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* Note that the returned boolean does NOT correspond with the returned
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* region being empty or not, it always returns whether the selection
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* is non_empty. See gimp_drawable_mask_intersect() for a boolean
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* return value which is more useful in most cases.
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*
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* Returns: TRUE if there is a selection.
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**/
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gboolean
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gimp_drawable_mask_bounds (gint32 drawable_ID,
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gint *x1,
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gint *y1,
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gint *x2,
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gint *y2)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean non_empty = FALSE;
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return_vals = gimp_run_procedure ("gimp-drawable-mask-bounds",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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{
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non_empty = return_vals[1].data.d_int32;
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*x1 = return_vals[2].data.d_int32;
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*y1 = return_vals[3].data.d_int32;
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*x2 = return_vals[4].data.d_int32;
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*y2 = return_vals[5].data.d_int32;
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}
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gimp_destroy_params (return_vals, nreturn_vals);
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return non_empty;
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}
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/**
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* gimp_drawable_mask_intersect:
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* @drawable_ID: The drawable.
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* @x: x coordinate of the upper left corner of the intersection.
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* @y: y coordinate of the upper left corner of the intersection.
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* @width: width of the intersection.
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* @height: height of the intersection.
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*
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* Find the bounding box of the current selection in relation to the
|
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* specified drawable.
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*
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* This procedure returns whether there is an intersection between the
|
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* drawable and the selection. Unlike gimp_drawable_mask_bounds(), the
|
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* intersection's bounds are returned as x, y, width, height.
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* If there is no selection this function returns TRUE and the returned
|
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* bounds are the extents of the whole drawable.
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*
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* Returns: TRUE if the returned area is not empty.
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*
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* Since: 2.2
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**/
|
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gboolean
|
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gimp_drawable_mask_intersect (gint32 drawable_ID,
|
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gint *x,
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gint *y,
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gint *width,
|
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gint *height)
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{
|
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GimpParam *return_vals;
|
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gint nreturn_vals;
|
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gboolean non_empty = FALSE;
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|
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return_vals = gimp_run_procedure ("gimp-drawable-mask-intersect",
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&nreturn_vals,
|
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GIMP_PDB_DRAWABLE, drawable_ID,
|
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GIMP_PDB_END);
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|
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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{
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non_empty = return_vals[1].data.d_int32;
|
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*x = return_vals[2].data.d_int32;
|
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*y = return_vals[3].data.d_int32;
|
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*width = return_vals[4].data.d_int32;
|
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*height = return_vals[5].data.d_int32;
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}
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gimp_destroy_params (return_vals, nreturn_vals);
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return non_empty;
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}
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|
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/**
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* gimp_drawable_merge_shadow:
|
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* @drawable_ID: The drawable.
|
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* @undo: Push merge to undo stack?
|
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*
|
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* Merge the shadow buffer with the specified drawable.
|
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*
|
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* This procedure combines the contents of the drawable's shadow buffer
|
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* (for temporary processing) with the specified drawable. The 'undo'
|
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* parameter specifies whether to add an undo step for the operation.
|
|
* Requesting no undo is useful for such applications as 'auto-apply'.
|
|
*
|
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* Returns: TRUE on success.
|
|
**/
|
|
gboolean
|
|
gimp_drawable_merge_shadow (gint32 drawable_ID,
|
|
gboolean undo)
|
|
{
|
|
GimpParam *return_vals;
|
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gint nreturn_vals;
|
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gboolean success = TRUE;
|
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|
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return_vals = gimp_run_procedure ("gimp-drawable-merge-shadow",
|
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&nreturn_vals,
|
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GIMP_PDB_DRAWABLE, drawable_ID,
|
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GIMP_PDB_INT32, undo,
|
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GIMP_PDB_END);
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|
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_drawable_free_shadow:
|
|
* @drawable_ID: The drawable.
|
|
*
|
|
* Free the specified drawable's shadow data (if it exists).
|
|
*
|
|
* This procedure is intended as a memory saving device. If any shadow
|
|
* memory has been allocated, it will be freed automatically when the
|
|
* drawable is removed from the image, or when the plug-in procedure
|
|
* which allocated it returns.
|
|
*
|
|
* Returns: TRUE on success.
|
|
*
|
|
* Since: 2.6
|
|
**/
|
|
gboolean
|
|
gimp_drawable_free_shadow (gint32 drawable_ID)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-drawable-free-shadow",
|
|
&nreturn_vals,
|
|
GIMP_PDB_DRAWABLE, drawable_ID,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_drawable_update:
|
|
* @drawable_ID: The drawable.
|
|
* @x: x coordinate of upper left corner of update region.
|
|
* @y: y coordinate of upper left corner of update region.
|
|
* @width: Width of update region.
|
|
* @height: Height of update region.
|
|
*
|
|
* Update the specified region of the drawable.
|
|
*
|
|
* This procedure updates the specified region of the drawable. The (x,
|
|
* y) coordinate pair is relative to the drawable's origin, not to the
|
|
* image origin. Therefore, the entire drawable can be updated using
|
|
* (0, 0, width, height).
|
|
*
|
|
* Returns: TRUE on success.
|
|
**/
|
|
gboolean
|
|
gimp_drawable_update (gint32 drawable_ID,
|
|
gint x,
|
|
gint y,
|
|
gint width,
|
|
gint height)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-drawable-update",
|
|
&nreturn_vals,
|
|
GIMP_PDB_DRAWABLE, drawable_ID,
|
|
GIMP_PDB_INT32, x,
|
|
GIMP_PDB_INT32, y,
|
|
GIMP_PDB_INT32, width,
|
|
GIMP_PDB_INT32, height,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_drawable_get_pixel:
|
|
* @drawable_ID: The drawable.
|
|
* @x_coord: The x coordinate.
|
|
* @y_coord: The y coordinate.
|
|
* @num_channels: The number of channels for the pixel.
|
|
*
|
|
* Gets the value of the pixel at the specified coordinates.
|
|
*
|
|
* This procedure gets the pixel value at the specified coordinates.
|
|
* The 'num_channels' argument must always be equal to the
|
|
* bytes-per-pixel value for the specified drawable.
|
|
*
|
|
* Returns: The pixel value.
|
|
**/
|
|
guint8 *
|
|
gimp_drawable_get_pixel (gint32 drawable_ID,
|
|
gint x_coord,
|
|
gint y_coord,
|
|
gint *num_channels)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
guint8 *pixel = NULL;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-drawable-get-pixel",
|
|
&nreturn_vals,
|
|
GIMP_PDB_DRAWABLE, drawable_ID,
|
|
GIMP_PDB_INT32, x_coord,
|
|
GIMP_PDB_INT32, y_coord,
|
|
GIMP_PDB_END);
|
|
|
|
*num_channels = 0;
|
|
|
|
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
|
|
{
|
|
*num_channels = return_vals[1].data.d_int32;
|
|
pixel = g_new (guint8, *num_channels);
|
|
memcpy (pixel,
|
|
return_vals[2].data.d_int8array,
|
|
*num_channels * sizeof (guint8));
|
|
}
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return pixel;
|
|
}
|
|
|
|
/**
|
|
* gimp_drawable_set_pixel:
|
|
* @drawable_ID: The drawable.
|
|
* @x_coord: The x coordinate.
|
|
* @y_coord: The y coordinate.
|
|
* @num_channels: The number of channels for the pixel.
|
|
* @pixel: The pixel value.
|
|
*
|
|
* Sets the value of the pixel at the specified coordinates.
|
|
*
|
|
* This procedure sets the pixel value at the specified coordinates.
|
|
* The 'num_channels' argument must always be equal to the
|
|
* bytes-per-pixel value for the specified drawable. Note that this
|
|
* function is not undoable, you should use it only on drawables you
|
|
* just created yourself.
|
|
*
|
|
* Returns: TRUE on success.
|
|
**/
|
|
gboolean
|
|
gimp_drawable_set_pixel (gint32 drawable_ID,
|
|
gint x_coord,
|
|
gint y_coord,
|
|
gint num_channels,
|
|
const guint8 *pixel)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-drawable-set-pixel",
|
|
&nreturn_vals,
|
|
GIMP_PDB_DRAWABLE, drawable_ID,
|
|
GIMP_PDB_INT32, x_coord,
|
|
GIMP_PDB_INT32, y_coord,
|
|
GIMP_PDB_INT32, num_channels,
|
|
GIMP_PDB_INT8ARRAY, pixel,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_drawable_fill:
|
|
* @drawable_ID: The drawable.
|
|
* @fill_type: The type of fill.
|
|
*
|
|
* Fill the drawable with the specified fill mode.
|
|
*
|
|
* This procedure fills the drawable. If the fill mode is foreground
|
|
* the current foreground color is used. If the fill mode is
|
|
* background, the current background color is used. If the fill type
|
|
* is white, then white is used. Transparent fill only affects layers
|
|
* with an alpha channel, in which case the alpha channel is set to
|
|
* transparent. If the drawable has no alpha channel, it is filled to
|
|
* white. No fill leaves the drawable's contents undefined.
|
|
* This procedure is unlike gimp_edit_fill() or the bucket fill tool
|
|
* because it fills regardless of a selection. Its main purpose is to
|
|
* fill a newly created drawable before adding it to the image. This
|
|
* operation cannot be undone.
|
|
*
|
|
* Returns: TRUE on success.
|
|
**/
|
|
gboolean
|
|
gimp_drawable_fill (gint32 drawable_ID,
|
|
GimpFillType fill_type)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-drawable-fill",
|
|
&nreturn_vals,
|
|
GIMP_PDB_DRAWABLE, drawable_ID,
|
|
GIMP_PDB_INT32, fill_type,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_drawable_offset:
|
|
* @drawable_ID: The drawable to offset.
|
|
* @wrap_around: wrap image around or fill vacated regions.
|
|
* @fill_type: fill vacated regions of drawable with background or transparent.
|
|
* @offset_x: offset by this amount in X direction.
|
|
* @offset_y: offset by this amount in Y direction.
|
|
*
|
|
* Offset the drawable by the specified amounts in the X and Y
|
|
* directions
|
|
*
|
|
* This procedure offsets the specified drawable by the amounts
|
|
* specified by 'offset_x' and 'offset_y'. If 'wrap_around' is set to
|
|
* TRUE, then portions of the drawable which are offset out of bounds
|
|
* are wrapped around. Alternatively, the undefined regions of the
|
|
* drawable can be filled with transparency or the background color, as
|
|
* specified by the 'fill-type' parameter.
|
|
*
|
|
* Returns: TRUE on success.
|
|
**/
|
|
gboolean
|
|
gimp_drawable_offset (gint32 drawable_ID,
|
|
gboolean wrap_around,
|
|
GimpOffsetType fill_type,
|
|
gint offset_x,
|
|
gint offset_y)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-drawable-offset",
|
|
&nreturn_vals,
|
|
GIMP_PDB_DRAWABLE, drawable_ID,
|
|
GIMP_PDB_INT32, wrap_around,
|
|
GIMP_PDB_INT32, fill_type,
|
|
GIMP_PDB_INT32, offset_x,
|
|
GIMP_PDB_INT32, offset_y,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* _gimp_drawable_thumbnail:
|
|
* @drawable_ID: The drawable.
|
|
* @width: The requested thumbnail width.
|
|
* @height: The requested thumbnail height.
|
|
* @actual_width: The previews width.
|
|
* @actual_height: The previews height.
|
|
* @bpp: The previews bpp.
|
|
* @thumbnail_data_count: The number of bytes in thumbnail data.
|
|
* @thumbnail_data: The thumbnail data.
|
|
*
|
|
* Get a thumbnail of a drawable.
|
|
*
|
|
* This function gets data from which a thumbnail of a drawable preview
|
|
* can be created. Maximum x or y dimension is 1024 pixels. The pixels
|
|
* are returned in RGB[A] or GRAY[A] format. The bpp return value gives
|
|
* the number of bytes in the image.
|
|
*
|
|
* Returns: TRUE on success.
|
|
**/
|
|
gboolean
|
|
_gimp_drawable_thumbnail (gint32 drawable_ID,
|
|
gint width,
|
|
gint height,
|
|
gint *actual_width,
|
|
gint *actual_height,
|
|
gint *bpp,
|
|
gint *thumbnail_data_count,
|
|
guint8 **thumbnail_data)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-drawable-thumbnail",
|
|
&nreturn_vals,
|
|
GIMP_PDB_DRAWABLE, drawable_ID,
|
|
GIMP_PDB_INT32, width,
|
|
GIMP_PDB_INT32, height,
|
|
GIMP_PDB_END);
|
|
|
|
*actual_width = 0;
|
|
*actual_height = 0;
|
|
*bpp = 0;
|
|
*thumbnail_data_count = 0;
|
|
*thumbnail_data = NULL;
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
if (success)
|
|
{
|
|
*actual_width = return_vals[1].data.d_int32;
|
|
*actual_height = return_vals[2].data.d_int32;
|
|
*bpp = return_vals[3].data.d_int32;
|
|
*thumbnail_data_count = return_vals[4].data.d_int32;
|
|
*thumbnail_data = g_new (guint8, *thumbnail_data_count);
|
|
memcpy (*thumbnail_data,
|
|
return_vals[5].data.d_int8array,
|
|
*thumbnail_data_count * sizeof (guint8));
|
|
}
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* _gimp_drawable_sub_thumbnail:
|
|
* @drawable_ID: The drawable.
|
|
* @src_x: The x coordinate of the area.
|
|
* @src_y: The y coordinate of the area.
|
|
* @src_width: The width of the area.
|
|
* @src_height: The height of the area.
|
|
* @dest_width: The thumbnail width.
|
|
* @dest_height: The thumbnail height.
|
|
* @width: The previews width.
|
|
* @height: The previews height.
|
|
* @bpp: The previews bpp.
|
|
* @thumbnail_data_count: The number of bytes in thumbnail data.
|
|
* @thumbnail_data: The thumbnail data.
|
|
*
|
|
* Get a thumbnail of a sub-area of a drawable drawable.
|
|
*
|
|
* This function gets data from which a thumbnail of a drawable preview
|
|
* can be created. Maximum x or y dimension is 1024 pixels. The pixels
|
|
* are returned in RGB[A] or GRAY[A] format. The bpp return value gives
|
|
* the number of bytes in the image.
|
|
*
|
|
* Returns: TRUE on success.
|
|
*
|
|
* Since: 2.2
|
|
**/
|
|
gboolean
|
|
_gimp_drawable_sub_thumbnail (gint32 drawable_ID,
|
|
gint src_x,
|
|
gint src_y,
|
|
gint src_width,
|
|
gint src_height,
|
|
gint dest_width,
|
|
gint dest_height,
|
|
gint *width,
|
|
gint *height,
|
|
gint *bpp,
|
|
gint *thumbnail_data_count,
|
|
guint8 **thumbnail_data)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-drawable-sub-thumbnail",
|
|
&nreturn_vals,
|
|
GIMP_PDB_DRAWABLE, drawable_ID,
|
|
GIMP_PDB_INT32, src_x,
|
|
GIMP_PDB_INT32, src_y,
|
|
GIMP_PDB_INT32, src_width,
|
|
GIMP_PDB_INT32, src_height,
|
|
GIMP_PDB_INT32, dest_width,
|
|
GIMP_PDB_INT32, dest_height,
|
|
GIMP_PDB_END);
|
|
|
|
*width = 0;
|
|
*height = 0;
|
|
*bpp = 0;
|
|
*thumbnail_data_count = 0;
|
|
*thumbnail_data = NULL;
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
if (success)
|
|
{
|
|
*width = return_vals[1].data.d_int32;
|
|
*height = return_vals[2].data.d_int32;
|
|
*bpp = return_vals[3].data.d_int32;
|
|
*thumbnail_data_count = return_vals[4].data.d_int32;
|
|
*thumbnail_data = g_new (guint8, *thumbnail_data_count);
|
|
memcpy (*thumbnail_data,
|
|
return_vals[5].data.d_int8array,
|
|
*thumbnail_data_count * sizeof (guint8));
|
|
}
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_drawable_foreground_extract:
|
|
* @drawable_ID: The drawable.
|
|
* @mode: The algorithm to use.
|
|
* @mask_ID: Tri-Map.
|
|
*
|
|
* Extract the foreground of a drawable using a given trimap.
|
|
*
|
|
* Image Segmentation by Uniform Color Clustering, see
|
|
* https://www.inf.fu-berlin.de/inst/pubs/tr-b-05-07.pdf
|
|
*
|
|
* Returns: TRUE on success.
|
|
*
|
|
* Since: 2.4
|
|
**/
|
|
gboolean
|
|
gimp_drawable_foreground_extract (gint32 drawable_ID,
|
|
GimpForegroundExtractMode mode,
|
|
gint32 mask_ID)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-drawable-foreground-extract",
|
|
&nreturn_vals,
|
|
GIMP_PDB_DRAWABLE, drawable_ID,
|
|
GIMP_PDB_INT32, mode,
|
|
GIMP_PDB_DRAWABLE, mask_ID,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|