mirror of https://github.com/GNOME/gimp.git
190 lines
6.6 KiB
C
190 lines
6.6 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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* gimpconvert_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 2 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, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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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 "gimp.h"
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/**
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* gimp_image_convert_rgb:
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* @image_ID: The image.
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*
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* Convert specified image to RGB color
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*
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* This procedure converts the specified image to RGB color. This
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* process requires an image in RGB or Indexed color mode. No image
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* content is lost in this process aside from the colormap for an
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* indexed image.
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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_convert_rgb (gint32 image_ID)
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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-image-convert-rgb",
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&nreturn_vals,
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GIMP_PDB_IMAGE, image_ID,
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GIMP_PDB_END);
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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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_image_convert_grayscale:
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* @image_ID: The image.
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*
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* Convert specified image to grayscale (256 intensity levels)
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*
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* This procedure converts the specified image to grayscale with 8 bits
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* per pixel (256 intensity levels). This process requires an image in
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* RGB or Indexed color mode.
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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_convert_grayscale (gint32 image_ID)
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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-image-convert-grayscale",
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&nreturn_vals,
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GIMP_PDB_IMAGE, image_ID,
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GIMP_PDB_END);
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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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_image_convert_indexed:
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* @image_ID: The image.
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* @dither_type: The dither type to use.
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* @palette_type: The type of palette to use.
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* @num_cols: The number of colors to quantize to, ignored unless (palette_type == GIMP_MAKE_PALETTE).
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* @alpha_dither: Dither transparency to fake partial opacity.
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* @remove_unused: Remove unused or duplicate color entries from final palette, ignored if (palette_type == GIMP_MAKE_PALETTE).
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* @palette: The name of the custom palette to use, ignored unless (palette_type == GIMP_CUSTOM_PALETTE).
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*
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* Convert specified image to and Indexed image
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*
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* This procedure converts the specified image to 'indexed' color. This
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* process requires an image in RGB or Grayscale mode. The
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* 'palette_type' specifies what kind of palette to use, A type of '0'
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* means to use an optimal palette of 'num_cols' generated from the
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* colors in the image. A type of '1' means to re-use the previous
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* palette (not currently implemented). A type of '2' means to use the
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* so-called WWW-optimized palette. Type '3' means to use only black
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* and white colors. A type of '4' means to use a palette from the gimp
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* palettes directories. The 'dither type' specifies what kind of
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* dithering to use. '0' means no dithering, '1' means standard
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* Floyd-Steinberg error diffusion, '2' means Floyd-Steinberg error
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* diffusion with reduced bleeding, '3' means dithering based on pixel
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* location ('Fixed' dithering).
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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_convert_indexed (gint32 image_ID,
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GimpConvertDitherType dither_type,
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GimpConvertPaletteType palette_type,
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gint num_cols,
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gboolean alpha_dither,
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gboolean remove_unused,
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const gchar *palette)
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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-image-convert-indexed",
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&nreturn_vals,
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GIMP_PDB_IMAGE, image_ID,
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GIMP_PDB_INT32, dither_type,
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GIMP_PDB_INT32, palette_type,
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GIMP_PDB_INT32, num_cols,
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GIMP_PDB_INT32, alpha_dither,
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GIMP_PDB_INT32, remove_unused,
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GIMP_PDB_STRING, palette,
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GIMP_PDB_END);
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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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_image_convert_set_dither_matrix:
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* @width: Width of the matrix (0 to reset to default matrix).
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* @height: Height of the matrix (0 to reset to default matrix).
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* @matrix_length: The length of 'matrix'.
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* @matrix: The matrix -- all values must be >= 1.
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*
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* Set dither matrix for conversion to indexed
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*
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* This procedure sets the dither matrix used when converting images to
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* INDEXED mode with positional dithering.
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*
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* Returns: TRUE on success.
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*
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* Since: GIMP 2.4
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*/
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gboolean
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gimp_image_convert_set_dither_matrix (gint width,
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gint height,
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gint matrix_length,
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const guint8 *matrix)
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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-image-convert-set-dither-matrix",
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&nreturn_vals,
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GIMP_PDB_INT32, width,
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GIMP_PDB_INT32, height,
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GIMP_PDB_INT32, matrix_length,
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GIMP_PDB_INT8ARRAY, matrix,
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GIMP_PDB_END);
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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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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