diff options
Diffstat (limited to 'noatun/modules/winskin/vis/realFFTFilter.h')
-rw-r--r-- | noatun/modules/winskin/vis/realFFTFilter.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/noatun/modules/winskin/vis/realFFTFilter.h b/noatun/modules/winskin/vis/realFFTFilter.h new file mode 100644 index 00000000..255e5191 --- /dev/null +++ b/noatun/modules/winskin/vis/realFFTFilter.h @@ -0,0 +1,49 @@ +/* + a FFT filter + Copyright (C) 1998 Martin Vogt;Philip VanBaren, 2 September 1993 + + 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. + + For more information look at the file COPYRIGHT in this package + + */ + + + + +#ifndef __REALFFTFILTER_H +#define __REALFFTFILTER_H + + + +#include "realFFT.h" +#include <limits.h> + + + +class RealFFTFilter { + + int fftPoints; + RealFFT* realFFT; + + short* data; + + + public: + RealFFTFilter(int points); + ~RealFFTFilter(); + int fft16(float* left,float* right,int len); + + int* getBitReversed(); + int getPoints(); + short* getPointPtr(); + + private: + int min(int x1,int x2); + +}; + + +#endif |