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Diffstat (limited to 'src/c/signalProcessing/includes/fft.h')
-rw-r--r-- | src/c/signalProcessing/includes/fft.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/c/signalProcessing/includes/fft.h b/src/c/signalProcessing/includes/fft.h new file mode 100644 index 0000000..efc85c0 --- /dev/null +++ b/src/c/signalProcessing/includes/fft.h @@ -0,0 +1,57 @@ +/* + * 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 __FFT_H__ +#define __FFT_H__ + +#include "dynlib_signalprocessing.h" +#include "floatComplex.h" +#include "doubleComplex.h" + + +#define sffts(in) in +#define dffts(in) in +#define cffts(in) in +#define zffts(in) in + +#ifdef __cplusplus +extern "C" { +#endif + +EXTERN_SIGPROC void sfftma(float* in,int rows,int columns,float* out); + +EXTERN_SIGPROC void dfftma(double* in,int rows,int columns,double* out); + +/* +** compute the 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 cfftma ( floatComplex* in , int rows, int cols, floatComplex* out); +/* +** compute the 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 zfftma ( doubleComplex* in , int rows, int cols, doubleComplex* out); + +#ifdef __cplusplus +} /* extern "C" */ +#endif + +#endif /* !__FFT_H__ */ + |