FFTDriverCmsisFFT Class Reference

Driver for Cmsis-FFT see https://arm-software.github.io/CMSIS_5/DSP. More...

#include <AudioCmsisFFT.h>

Inheritance diagram for FFTDriverCmsisFFT:

Public Member Functions
bool	begin (int len) override
void	end () override
void	fft () override
virtual bool	isValid () override
float	magnitude (int idx) override
float	magnitudeFast (int idx) override
	same as magnitude
void	setValue (int idx, int value) override

Public Attributes
arm_rfft_fast_instance_f32	fft_instance
bool	ifft = false
float *	input =nullptr
int	len
float *	output =nullptr
float *	output_magn =nullptr
uint32_t	result_index = 0
float	result_max_value
arm_status	status

Detailed Description

Driver for Cmsis-FFT see https://arm-software.github.io/CMSIS_5/DSP.

Author

Phil Schatzmann

Copyright

GPLv3

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

• src/AudioLibs/AudioCmsisFFT.h