csl::IFFT Class Reference

#include <Spectral.h>

Inheritance diagram for csl::IFFT:

List of all members.

Public Member Functions
	IFFT (int size=CGestalt::blockSize(), CSL_FFTType type=CSL_FFT_COMPLEX)
	Default size to the buffer size and flags to measure.
	~IFFT ()
int	fftSize ()
	no setter -- create a new IFFT to change size
void	binValue (int binNumber, float *outRealPart, float *outComplexPart)
	getter methods
void	binValueMagPhase (int binNumber, float *outMag, float *outPhase)
void	setBin (int binNumber, float realPart, float imagPart)
void	setBins (float *real, float *imag)
void	setBins (SampleComplexVector cmplxSpectrum)
void	setBins (SampleBuffer cmplxSpectrum)
void	setBins (int lower, int upper, float *real, float *imag)
void	setBinMagPhase (int binNumber, float mag, float phase)
void	setBinsMagPhase (float *mags, float *phases)
void	nextBuffer (Buffer &outputBuffer) throw (CException)
Protected Attributes
int	mFFTSize
	This should be unsigned, but is signed for compatability with FFTW.
FFTWrapper	mWrapper
	actual FFT wrapper object
Buffer	mInBuf
	input buffer
SampleComplexPtr	mSpectrum
	spectral data I accumulate

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Detailed Description

Inverse FFT

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Constructor & Destructor Documentation

IFFT::IFFT	(	int	size = CGestalt::blockSize(),
		CSL_FFTType	type = CSL_FFT_COMPLEX
	)

Default size to the buffer size and flags to measure.

References mSpectrum, and SAFE_MALLOC.

IFFT::~IFFT

(

)

References mSpectrum, and SAFE_FREE.

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Member Function Documentation

int csl::IFFT::fftSize

(

)

[inline]

no setter -- create a new IFFT to change size

References mFFTSize.

void IFFT::binValue	(	int	binNumber,
		float *	outRealPart,
		float *	outComplexPart
	)

getter methods

References cx_r, and mSpectrum.

Referenced by binValueMagPhase().

void IFFT::binValueMagPhase	(	int	binNumber,
		float *	outMag,
		float *	outPhase
	)

References binValue().

void IFFT::setBin	(	int	binNumber,
		float	realPart,
		float	imagPart
	)

References cx_i, cx_r, csl::logMsg(), and mSpectrum.

Referenced by setBinMagPhase().

void IFFT::setBins	(	float *	real,
		float *	imag
	)

References cx_i, cx_r, and mSpectrum.

void IFFT::setBins

(

SampleComplexVector

cmplxSpectrum

)

References cx_i, cx_r, and mSpectrum.

void IFFT::setBins

(

SampleBuffer

cmplxSpectrum

)

References cx_i, cx_r, and mSpectrum.

void IFFT::setBins	(	int	lower,
		int	upper,
		float *	real,
		float *	imag
	)

References cx_i, cx_r, and mSpectrum.

void IFFT::setBinMagPhase	(	int	binNumber,
		float	mag,
		float	phase
	)

References setBin().

void IFFT::setBinsMagPhase	(	float *	mags,
		float *	phases
	)

References cx_i, cx_r, and mSpectrum.

void IFFT::nextBuffer

(

Buffer &

outputBuffer

)

throw (CException) [virtual]

get a buffer of Frames -- this is the core CSL "pull" function; the given buffer can be written into, and a changed() message is sent.

Reimplemented from csl::UnitGenerator.

References csl::kLogError, and csl::logMsg().

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Member Data Documentation

int csl::IFFT::mFFTSize [protected]

This should be unsigned, but is signed for compatability with FFTW.

Referenced by fftSize().

FFTWrapper csl::IFFT::mWrapper [protected]

actual FFT wrapper object

Buffer csl::IFFT::mInBuf [protected]

input buffer

SampleComplexPtr csl::IFFT::mSpectrum [protected]

spectral data I accumulate

Referenced by binValue(), IFFT(), setBin(), setBins(), setBinsMagPhase(), and ~IFFT().

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

• CSL/Sources/Spectral.h
• CSL/Sources/Spectral.cpp