mirror of https://github.com/GNOME/gimp.git
279 lines
8.3 KiB
C
279 lines
8.3 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995-2003 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 2 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/* NOTE: This file is autogenerated by pdbgen.pl. */
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#include "config.h"
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#include <glib-object.h>
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#include "libgimpbase/gimpbasetypes.h"
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#include "pdb-types.h"
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#include "procedural_db.h"
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#include "core/gimp.h"
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#include "core/gimpcontainer.h"
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#include "core/gimpdatafactory.h"
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#include "core/gimpimage-convert.h"
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#include "core/gimpimage.h"
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#include "core/gimppalette.h"
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static ProcRecord image_convert_rgb_proc;
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static ProcRecord image_convert_grayscale_proc;
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static ProcRecord image_convert_indexed_proc;
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void
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register_convert_procs (Gimp *gimp)
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{
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procedural_db_register (gimp, &image_convert_rgb_proc);
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procedural_db_register (gimp, &image_convert_grayscale_proc);
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procedural_db_register (gimp, &image_convert_indexed_proc);
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}
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static Argument *
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image_convert_rgb_invoker (Gimp *gimp,
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GimpContext *context,
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Argument *args)
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{
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gboolean success = TRUE;
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GimpImage *gimage;
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gimage = gimp_image_get_by_ID (gimp, args[0].value.pdb_int);
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if (! GIMP_IS_IMAGE (gimage))
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success = FALSE;
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if (success)
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{
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if (gimp_image_base_type (gimage) != GIMP_RGB)
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gimp_image_convert (gimage, GIMP_RGB, 0, 0, FALSE, FALSE, 0, NULL);
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else
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success = FALSE;
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}
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return procedural_db_return_args (&image_convert_rgb_proc, success);
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}
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static ProcArg image_convert_rgb_inargs[] =
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{
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{
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GIMP_PDB_IMAGE,
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"image",
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"The image"
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}
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};
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static ProcRecord image_convert_rgb_proc =
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{
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"gimp_image_convert_rgb",
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"Convert specified image to RGB color",
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"This procedure converts the specified image to RGB color. This process requires an image of type GIMP_GRAY or GIMP_INDEXED. No image content is lost in this process aside from the colormap for an indexed image.",
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"Spencer Kimball & Peter Mattis",
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"Spencer Kimball & Peter Mattis",
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"1995-1996",
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GIMP_INTERNAL,
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1,
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image_convert_rgb_inargs,
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0,
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NULL,
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{ { image_convert_rgb_invoker } }
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};
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static Argument *
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image_convert_grayscale_invoker (Gimp *gimp,
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GimpContext *context,
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Argument *args)
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{
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gboolean success = TRUE;
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GimpImage *gimage;
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gimage = gimp_image_get_by_ID (gimp, args[0].value.pdb_int);
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if (! GIMP_IS_IMAGE (gimage))
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success = FALSE;
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if (success)
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{
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if (gimp_image_base_type (gimage) != GIMP_GRAY)
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gimp_image_convert (gimage, GIMP_GRAY, 0, 0, FALSE, FALSE, 0, NULL);
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else
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success = FALSE;
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}
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return procedural_db_return_args (&image_convert_grayscale_proc, success);
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}
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static ProcArg image_convert_grayscale_inargs[] =
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{
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{
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GIMP_PDB_IMAGE,
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"image",
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"The image"
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}
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};
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static ProcRecord image_convert_grayscale_proc =
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{
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"gimp_image_convert_grayscale",
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"Convert specified image to grayscale (256 intensity levels)",
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"This procedure converts the specified image to grayscale with 8 bits per pixel (256 intensity levels). This process requires an image of type GIMP_RGB or GIMP_INDEXED.",
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"Spencer Kimball & Peter Mattis",
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"Spencer Kimball & Peter Mattis",
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"1995-1996",
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GIMP_INTERNAL,
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1,
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image_convert_grayscale_inargs,
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0,
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NULL,
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{ { image_convert_grayscale_invoker } }
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};
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static Argument *
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image_convert_indexed_invoker (Gimp *gimp,
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GimpContext *context,
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Argument *args)
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{
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gboolean success = TRUE;
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GimpImage *gimage;
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gint32 dither_type;
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gint32 palette_type;
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gint32 num_cols;
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gboolean alpha_dither;
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gboolean remove_unused;
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gchar *palette_name;
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gimage = gimp_image_get_by_ID (gimp, args[0].value.pdb_int);
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if (! GIMP_IS_IMAGE (gimage))
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success = FALSE;
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dither_type = args[1].value.pdb_int;
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if (dither_type < GIMP_NO_DITHER || dither_type > GIMP_FIXED_DITHER)
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success = FALSE;
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palette_type = args[2].value.pdb_int;
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if (palette_type < GIMP_MAKE_PALETTE || palette_type > GIMP_CUSTOM_PALETTE)
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success = FALSE;
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num_cols = args[3].value.pdb_int;
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alpha_dither = args[4].value.pdb_int ? TRUE : FALSE;
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remove_unused = args[5].value.pdb_int ? TRUE : FALSE;
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palette_name = (gchar *) args[6].value.pdb_pointer;
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if (palette_name == NULL || !g_utf8_validate (palette_name, -1, NULL))
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success = FALSE;
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if (success)
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{
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GimpPalette *palette = NULL;
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if (gimp_image_base_type (gimage) != GIMP_INDEXED)
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{
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switch (palette_type)
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{
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case GIMP_MAKE_PALETTE:
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if (num_cols < 1 || num_cols > MAXNUMCOLORS)
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success = FALSE;
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break;
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case GIMP_CUSTOM_PALETTE:
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if (! gimp->palette_factory->container->num_children)
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gimp_data_factory_data_init (gimp->palette_factory, FALSE);
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palette = (GimpPalette *)
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gimp_container_get_child_by_name (gimp->palette_factory->container,
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palette_name);
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if (palette == NULL)
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success = FALSE;
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break;
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default:
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break;
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}
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}
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else
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{
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success = FALSE;
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}
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if (success)
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gimp_image_convert (gimage, GIMP_INDEXED, num_cols, dither_type,
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alpha_dither, remove_unused, palette_type, palette);
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}
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return procedural_db_return_args (&image_convert_indexed_proc, success);
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}
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static ProcArg image_convert_indexed_inargs[] =
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{
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{
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GIMP_PDB_IMAGE,
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"image",
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"The image"
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},
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{
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GIMP_PDB_INT32,
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"dither_type",
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"The dither type to use: { GIMP_NO_DITHER (0), GIMP_FS_DITHER (1), GIMP_FSLOWBLEED_DITHER (2), GIMP_FIXED_DITHER (3) }"
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},
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{
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GIMP_PDB_INT32,
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"palette_type",
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"The type of palette to use: { GIMP_MAKE_PALETTE (0), GIMP_REUSE_PALETTE (1), GIMP_WEB_PALETTE (2), GIMP_MONO_PALETTE (3), GIMP_CUSTOM_PALETTE (4) }"
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},
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{
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GIMP_PDB_INT32,
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"num_cols",
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"The number of colors to quantize to, ignored unless (palette_type == GIMP_MAKE_PALETTE)"
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},
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{
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GIMP_PDB_INT32,
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"alpha_dither",
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"Dither transparency to fake partial opacity"
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},
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{
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GIMP_PDB_INT32,
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"remove_unused",
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"Remove unused or duplicate colour entries from final palette, ignored if (palette_type == GIMP_MAKE_PALETTE)"
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},
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{
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GIMP_PDB_STRING,
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"palette",
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"The name of the custom palette to use, ignored unless (palette_type == GIMP_CUSTOM_PALETTE)"
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}
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};
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static ProcRecord image_convert_indexed_proc =
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{
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"gimp_image_convert_indexed",
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"Convert specified image to and Indexed image",
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"This procedure converts the specified image to 'indexed' color. This process requires an image of type GIMP_GRAY or GIMP_RGB. The 'palette_type' specifies what kind of palette to use, A type of '0' means to use an optimal palette of 'num_cols' generated from the colors in the image. A type of '1' means to re-use the previous palette (not currently implemented). A type of '2' means to use the so-called WWW-optimized palette. Type '3' means to use only black and white colors. A type of '4' means to use a palette from the gimp palettes directories. The 'dither type' specifies what kind of dithering to use. '0' means no dithering, '1' means standard Floyd-Steinberg error diffusion, '2' means Floyd-Steinberg error diffusion with reduced bleeding, '3' means dithering based on pixel location ('Fixed' dithering).",
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"Spencer Kimball & Peter Mattis",
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"Spencer Kimball & Peter Mattis",
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"1995-1996",
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GIMP_INTERNAL,
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7,
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image_convert_indexed_inargs,
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0,
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NULL,
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{ { image_convert_indexed_invoker } }
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};
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