PIFFT_double Class Reference

Double-precision FFT helper that stores the last transform result. More...

#include <pifft.h>

Public Member Functions
	PIFFT_double ()
	Constructs an empty transformer.
PIVector< complexd > *	calcFFT (const PIVector< complexd > &val)
	Calculates complex FFT for the input signal.
PIVector< complexd > *	calcFFT (const PIVector< double > &val)
	Calculates FFT for a real-valued input signal.
PIVector< complexd > *	calcFFTinverse (const PIVector< complexd > &val)
	Calculates inverse FFT for a complex spectrum.
PIVector< complexd > *	calcHilbert (const PIVector< double > &val)
	Calculates the analytic signal using a Hilbert transform.
PIVector< double >	getAmplitude () const
	Returns magnitudes of the last calculated result.
PIVector< double >	getReal () const
	Returns real parts of the last calculated result.
PIVector< double >	getImag () const
	Returns imaginary parts of the last calculated result.

Detailed Description

Double-precision FFT helper that stores the last transform result.