FFTwrapper Class Reference

#include <FFTwrapper.h>

Public Member Functions
	FFTwrapper (int fftsize_)
	~FFTwrapper ()
void	smps2freqs (const float *smps, fft_t *freqs)
void	freqs2smps (const fft_t *freqs, float *smps)

Private Attributes
int	fftsize
fftw_real *	time
fftwf_complex *	fft
fftwf_plan	planfftw
fftwf_plan	planfftw_inv

Detailed Description

A wrapper for the FFTW library (Fast Fourier Transforms)

Constructor & Destructor Documentation

FFTwrapper()

FFTwrapper::FFTwrapper

(

int

fftsize_

)

Constructor

Parameters

fftsize

The size of samples to be fed to fftw

~FFTwrapper()

FFTwrapper::~FFTwrapper

(

)

Destructor

Member Function Documentation

freqs2smps()

void FFTwrapper::freqs2smps	(	const fft_t *	freqs,
		float *	smps )

smps2freqs()

void FFTwrapper::smps2freqs	(	const float *	smps,
		fft_t *	freqs )

Convert Samples to Frequencies using Fourier Transform

Parameters

smps	Pointer to Samples to be converted; has length fftsize_
freqs	Structure FFTFREQS which stores the frequencies

Member Data Documentation

fft

fftwf_complex* FFTwrapper::fft

private

fftsize

int FFTwrapper::fftsize

private

planfftw

fftwf_plan FFTwrapper::planfftw

private

planfftw_inv

fftwf_plan FFTwrapper::planfftw_inv

private

time

fftw_real* FFTwrapper::time

private

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The documentation for this class was generated from the following files:

• /home/runner/work/lmms-fork/lmms-fork/plugins/ZynAddSubFx/zynaddsubfx/src/DSP/FFTwrapper.h
• /home/runner/work/lmms-fork/lmms-fork/plugins/ZynAddSubFx/zynaddsubfx/src/DSP/FFTwrapper.cpp