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34 Zeilen
911 B
34 Zeilen
911 B
#ifndef ARTS_FFT_H
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#define ARTS_FFT_H
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/*
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* BC - Status (2002-03-08): arts_fft_float
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*
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* This fft interface should be obsoleted in the future in favour of one
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* exploiting the capabilities of gsl fully. However, it will be kept binary
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* compatible to avoid everybody to reimplement/duplicate their own fft.
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*/
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#include "arts_export.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* performs an fft
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*/
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void arts_fft_float (
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unsigned NumSamples, /* must be a power of 2 */
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int InverseTransform, /* 0=forward FFT, 1=inverse FFT */
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float *RealIn, /* array of input's real samples */
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float *ImaginaryIn, /* array of input's imag samples */
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float *RealOut, /* array of output's reals */
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float *ImaginaryOut ) /* array of output's imaginaries */
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ARTS_EXPORT;
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#ifdef __cplusplus
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}
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#endif
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#endif /* ARTS_FFT_H */
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