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/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-2003 Peter Mattis and Spencer Kimball
*
* gimpconvert_pdb.c
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*/
/* NOTE: This file is auto-generated by pdbgen.pl */
#include "config.h"
#include "gimp.h"
/**
* SECTION: gimpconvert
* @title: gimpconvert
* @short_description: Conversions between RGB, indexed, and grayscale modes.
*
* Conversions between RGB, indexed, and grayscale modes.
**/
/**
* gimp_image_convert_rgb:
* @image_ID: The image.
*
* Convert specified image to RGB color
*
* This procedure converts the specified image to RGB color. This
* process requires an image in Grayscale or Indexed color mode. No
* image content is lost in this process aside from the colormap for an
* indexed image.
*
* Returns: TRUE on success.
**/
gboolean
gimp_image_convert_rgb (gint32 image_ID)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-image-convert-rgb",
&nreturn_vals,
GIMP_PDB_IMAGE, image_ID,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_image_convert_grayscale:
* @image_ID: The image.
*
* Convert specified image to grayscale (256 intensity levels)
*
* This procedure converts the specified image to grayscale with 8 bits
* per pixel (256 intensity levels). This process requires an image in
* RGB or Indexed color mode.
*
* Returns: TRUE on success.
**/
gboolean
gimp_image_convert_grayscale (gint32 image_ID)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-image-convert-grayscale",
&nreturn_vals,
GIMP_PDB_IMAGE, image_ID,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_image_convert_indexed:
* @image_ID: The image.
* @dither_type: The dither type to use.
* @palette_type: The type of palette to use.
* @num_cols: The number of colors to quantize to, ignored unless (palette_type == GIMP_MAKE_PALETTE).
* @alpha_dither: Dither transparency to fake partial opacity.
* @remove_unused: Remove unused or duplicate color entries from final palette, ignored if (palette_type == GIMP_MAKE_PALETTE).
* @palette: The name of the custom palette to use, ignored unless (palette_type == GIMP_CUSTOM_PALETTE).
*
* Convert specified image to and Indexed image
*
* This procedure converts the specified image to 'indexed' color. This
* process requires an image in RGB or Grayscale mode. 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).
*
* Returns: TRUE on success.
**/
gboolean
gimp_image_convert_indexed (gint32 image_ID,
GimpConvertDitherType dither_type,
GimpConvertPaletteType palette_type,
gint num_cols,
gboolean alpha_dither,
gboolean remove_unused,
const gchar *palette)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-image-convert-indexed",
&nreturn_vals,
GIMP_PDB_IMAGE, image_ID,
GIMP_PDB_INT32, dither_type,
GIMP_PDB_INT32, palette_type,
GIMP_PDB_INT32, num_cols,
GIMP_PDB_INT32, alpha_dither,
GIMP_PDB_INT32, remove_unused,
GIMP_PDB_STRING, palette,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_image_convert_set_dither_matrix:
* @width: Width of the matrix (0 to reset to default matrix).
* @height: Height of the matrix (0 to reset to default matrix).
* @matrix_length: The length of 'matrix'.
* @matrix: The matrix -- all values must be >= 1.
*
* Set dither matrix for conversion to indexed
*
* This procedure sets the dither matrix used when converting images to
* INDEXED mode with positional dithering.
*
* Returns: TRUE on success.
*
* Since: GIMP 2.4
**/
gboolean
gimp_image_convert_set_dither_matrix (gint width,
gint height,
gint matrix_length,
const guint8 *matrix)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-image-convert-set-dither-matrix",
&nreturn_vals,
GIMP_PDB_INT32, width,
GIMP_PDB_INT32, height,
GIMP_PDB_INT32, matrix_length,
GIMP_PDB_INT8ARRAY, matrix,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
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