2014-11-28 23:44:41 +08:00
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#pragma once
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#ifdef USE_FFTW
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//http://www.fftw.org/doc/Complex-One_002dDimensional-DFTs.html
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//http://www.fftw.org/doc/Precision.html
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#include <fftw3.h>
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#define FFT_LIBRARY_USED "fftw3"
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#define FFT_PLAN_T struct fft_plan_s
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#define fft_malloc fftwf_malloc
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#define fft_free fftwf_free
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struct fft_plan_s
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{
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int size;
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void* input;
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void* output;
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fftwf_plan plan;
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};
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#include "libcsdr.h"
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FFT_PLAN_T* make_fft_c2c(int size, complexf* input, complexf* output, int forward, int benchmark);
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2016-10-24 00:27:37 +08:00
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FFT_PLAN_T* make_fft_r2c(int size, float* input, complexf* output, int benchmark);
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2014-11-28 23:44:41 +08:00
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void fft_execute(FFT_PLAN_T* plan);
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void fft_destroy(FFT_PLAN_T* plan);
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#endif
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