The flutter shutter camera simulator
fftw_routines.h
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00001 /* fftw_routines.h */
00002 /*
00003 * Copyright 2012 IPOL Image Processing On Line http://www.ipol.im/
00004 *
00005 * This program is free software: you can redistribute it and/or modify
00006 * it under the terms of the GNU General Public License as published by
00007 * the Free Software Foundation, either version 3 of the License, or
00008 * (at your option) any later version.
00009 *
00010 * This program is distributed in the hope that it will be useful,
00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 * GNU General Public License for more details.
00014 *
00015 * You should have received a copy of the GNU General Public License
00016 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
00017 */
00018 
00019 
00020 void forward_fftw_simple(double* in,int width,int height, double* reOut,
00021                          double* imOut);
00022 //Compute the DFT
00023 
00024 
00025 void backward_fftw_simple(double* reIn,
00026                           double* imIn,
00027                           double* out,
00028                           unsigned int width,
00029                           unsigned int height);
00030 //Compute the DFT inverse
00031 
00032 
00033 void fftw_multiplication(double* reTabImage,
00034                          double* imTabImage,
00035                          double* reTabFilter,
00036                          double* imTabFilter,
00037                          unsigned int width,
00038                          unsigned int height);
00039 //Used for easy convolution
00040 
00041 
00042 
00043 
00044 
00045 void fftw_division(double* reTabImage,
00046                    double* imTabImage,
00047                    double* reTabFilter,
00048                    double* imTabFilter,
00049                    unsigned int width,
00050                    unsigned int height);
00051 
00052 //Used for easy deconvolution
00053 
00054 
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