FilterBank Class Reference

#include <FilterBank.h>

Collaboration diagram for FilterBank:

Public Member Functions
void	DoFilterBank (MpAudioSample *, MpAudioSample *)

Creators
icomplex	EchoCancellerCoef [NUM_BANDS_PROCESSED][MAX_NUM_TAPS]
icomplex	ECDL [ECDL_SIZE]
	FilterBank ()
virtual	~FilterBank ()
int	DoubletalkDetection (icomplex[][M+1], icomplex[][M+1], int[], int[])
void	ComputeLoudspeakerFade ()
void	SubbandECLoop (icomplex[][M+1], icomplex[][M+1], int[], int[], int[])
void	FilterBankInit ()
void	FilterBankReinit ()
void	EchoSuppress (icomplex[][M+1], int[], int[], int[], int)
static void	TwoFrameFilterBankAnalysis (icomplex[][M+1], int[], int[], int[], int)
static void	ComplexCoefUpdate (icomplex *, icomplex *, icomplex *, int)

Constructor & Destructor Documentation

FilterBank

(

)

~FilterBank ( )

virtual

Member Function Documentation

void DoFilterBank	(	MpAudioSample *	mic,
		MpAudioSample *	ldspkr
	)

int DoubletalkDetection ( icomplex  TwoFrameMicFFTArray[][M+1], icomplex  TwoFrameLdspkrFFTArray[][M+1], int  MicDB[], int  LdspkrDB[]  )

private

void ComputeLoudspeakerFade ( )

private

void SubbandECLoop ( icomplex  TwoFrameMicFFTArray[][M+1], icomplex  TwoFrameLdspkrFFTArray[][M+1], int  MicDB[], int  LdspkrDB[], int  ResDB[]  )

private

void FilterBankInit ( )

private

void FilterBankReinit ( )

private

void TwoFrameFilterBankAnalysis ( icomplex  outFFTArray[][M+1], int  Input[], int  AnalysisDL[], int  AnalysisWindow[], int  iMicOrSpkrFlag  )

staticprivate

void EchoSuppress ( icomplex  TwoFrameMicFFTArray[][M+1], int  LdspkrDB[], int  ResDB[], int  MicDB[], int  DoubletalkIndicator  )

private

void ComplexCoefUpdate ( icomplex *  NormedErrPtr, icomplex *  CoeffPtr, icomplex *  DLPtr, int  EcIndex  )

staticprivate

Member Data Documentation

icomplex EchoCancellerCoef[NUM_BANDS_PROCESSED][MAX_NUM_TAPS]

private

icomplex ECDL[ECDL_SIZE]

private