/* * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab * Copyright (C) 2008-2008 - INRIA - Allan SIMON * * This file must be used under the terms of the CeCILL. * This source file is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms * are also available at * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt * */ #ifndef __IFFT_H__ #define __IFFT_H__ #include "dynlib_signalprocessing.h" #include "floatComplex.h" #include "doubleComplex.h" #define siffts(in) in #define diffts(in) in #define ciffts(in) in #define ziffts(in) in #ifdef __cplusplus extern "C" { #endif EXTERN_SIGPROC void sifftma ( float* in , int rows, int cols, float* out); EXTERN_SIGPROC void difftma ( double* in , int rows, int cols, double* out); /* ** compute the inverse fast fourier transform of a vector ** param in : the input matrix in complex double precision ** param rows: number of rows of the input matrix ** param cols: number of cols of the input matrix ** param out : the transformed matrix in complex double precision */ EXTERN_SIGPROC void zifftma ( doubleComplex* in , int rows, int cols, doubleComplex* out); /* ** compute the inverse fast fourier transform of a vector ** param in : the input matrix in complex float precision ** param rows: number of rows of the input matrix ** param cols: number of cols of the input matrix ** param out : the transformed matrix in complex float precision */ EXTERN_SIGPROC void cifftma ( floatComplex* in , int rows, int cols, floatComplex* out); #ifdef __cplusplus } /* extern "C" */ #endif #endif /* !__IFFT_H__ */