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/*
* Copyright (C) 2014 ~ 2018 Deepin Technology Co., Ltd.
*
* Author: jouyouyun <jouyouwen717@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _GAUSSIANIIR2D_H_
#define _GAUSSIANIIR2D_H_
#include <glib.h>
void gaussianiir2d_f(double* image_f,
long width, long height,
double sigma, long numsteps);
/*
* image data format
*
* 1. _pixbuf_c: use GdkPixbuf format.
* p = pixels + y * rowstride + x* n_channels
*
* 2. gaussianiir2d_c: use cairo image data
*/
void gaussianiir2d_pixbuf_c(unsigned char* image_data,
int width, int height,
int rowstride, int n_channels,
double sigma, double numsteps);
#if 0
void gaussianiir2d_c(unsigned char* image_c,
long width, long height,
double sigma, long numsteps);
#endif
#endif /* _GAUSSIANIIR2D_H_ */
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