qm-dsp  1.8
Public Member Functions | Private Member Functions | Private Attributes
TempoTrack Class Reference

#include <TempoTrack.h>

List of all members.

Public Member Functions

 TempoTrack (TTParams Params)
virtual ~TempoTrack ()
vector< int > process (vector< double > DF, vector< double > *tempoReturn=0)

Private Member Functions

void initialise (TTParams Params)
void deInitialise ()
int beatPredict (unsigned int FSP, double alignment, double period, unsigned int step)
int phaseMM (double *DF, double *weighting, unsigned int winLength, double period)
void createPhaseExtractor (double *Filter, unsigned int winLength, double period, unsigned int fsp, unsigned int lastBeat)
int findMeter (double *ACF, unsigned int len, double period)
void constDetect (double *periodP, int currentIdx, int *flag)
void stepDetect (double *periodP, double *periodG, int currentIdx, int *flag)
void createCombFilter (double *Filter, unsigned int winLength, unsigned int TSig, double beatLag)
double tempoMM (double *ACF, double *weight, int sig)

Private Attributes

unsigned int m_dataLength
unsigned int m_winLength
unsigned int m_lagLength
double m_rayparam
double m_sigma
double m_DFWVNnorm
vector< int > m_beats
double m_lockedTempo
double * m_tempoScratch
double * m_smoothRCF
double * m_rawDFFrame
double * m_smoothDFFrame
double * m_frameACF
double * m_ACoeffs
double * m_BCoeffs
Framer m_DFFramer
DFProcess * m_DFConditioning
Correlation m_correlator
DFProcConfig m_DFPParams
DFProcess * m_RCFConditioning
DFProcConfig m_RCFPParams

Detailed Description

Definition at line 49 of file TempoTrack.h.

Constructor & Destructor Documentation

TempoTrack::TempoTrack ( TTParams  Params)

Definition at line 34 of file TempoTrack.cpp.

References initialise(), m_dataLength, m_DFWVNnorm, m_frameACF, m_lagLength, m_rawDFFrame, m_rayparam, m_sigma, m_smoothDFFrame, m_smoothRCF, m_tempoScratch, m_winLength, and NULL.

TempoTrack::~TempoTrack ( ) [virtual]

Definition at line 53 of file TempoTrack.cpp.

References deInitialise().

Member Function Documentation

vector< int > TempoTrack::process ( vector< double >  DF,
vector< double > *  tempoReturn = 0 
)

Definition at line 696 of file TempoTrack.cpp.

References beatPredict(), constDetect(), createCombFilter(), createPhaseExtractor(), Correlation::doAutoUnBiased(), findMeter(), Framer::getFrame(), Framer::getMaxNoFrames(), m_beats, m_correlator, m_dataLength, m_DFConditioning, m_DFFramer, m_frameACF, m_lagLength, m_lockedTempo, m_rawDFFrame, m_smoothDFFrame, m_winLength, phaseMM(), DFProcess::process(), Framer::setSource(), stepDetect(), and tempoMM().

void TempoTrack::initialise ( TTParams  Params) [private]

Definition at line 58 of file TempoTrack.cpp.

References TTParams::alpha, DFProcConfig::AlphaNormParam, Framer::configure(), DFProcConfig::isMedianPositive, TTParams::lagLength, DFProcConfig::length, DFProcConfig::LPACoeffs, TTParams::LPACoeffs, DFProcConfig::LPBCoeffs, TTParams::LPBCoeffs, DFProcConfig::LPOrd, TTParams::LPOrd, m_DFConditioning, m_DFFramer, m_DFPParams, m_DFWVNnorm, m_frameACF, m_lagLength, m_rawDFFrame, m_rayparam, m_RCFConditioning, m_RCFPParams, m_sigma, m_smoothDFFrame, m_smoothRCF, m_tempoScratch, m_winLength, WinThresh::post, WinThresh::pre, TTParams::winLength, DFProcConfig::winPost, DFProcConfig::winPre, and TTParams::WinT.

Referenced by TempoTrack().

void TempoTrack::deInitialise ( ) [private]

Definition at line 105 of file TempoTrack.cpp.

References m_DFConditioning, m_frameACF, m_rawDFFrame, m_RCFConditioning, m_smoothDFFrame, m_smoothRCF, and m_tempoScratch.

Referenced by ~TempoTrack().

int TempoTrack::beatPredict ( unsigned int  FSP,
double  alignment,
double  period,
unsigned int  step 
) [private]

Definition at line 670 of file TempoTrack.cpp.

References m_beats, and MathUtilities::round().

Referenced by process().

int TempoTrack::phaseMM ( double *  DF,
double *  weighting,
unsigned int  winLength,
double  period 
) [private]

Definition at line 627 of file TempoTrack.cpp.

References MathUtilities::round().

Referenced by process().

void TempoTrack::createPhaseExtractor ( double *  Filter,
unsigned int  winLength,
double  period,
unsigned int  fsp,
unsigned int  lastBeat 
) [private]

(double)winLength);

Definition at line 551 of file TempoTrack.cpp.

References MathUtilities::getFrameMinMax(), PI, and MathUtilities::round().

Referenced by process().

int TempoTrack::findMeter ( double *  ACF,
unsigned int  len,
double  period 
) [private]

Definition at line 479 of file TempoTrack.cpp.

References MathUtilities::round().

Referenced by process().

void TempoTrack::constDetect ( double *  periodP,
int  currentIdx,
int *  flag 
) [private]

Definition at line 465 of file TempoTrack.cpp.

Referenced by process().

void TempoTrack::stepDetect ( double *  periodP,
double *  periodG,
int  currentIdx,
int *  flag 
) [private]

Definition at line 445 of file TempoTrack.cpp.

Referenced by process().

void TempoTrack::createCombFilter ( double *  Filter,
unsigned int  winLength,
unsigned int  TSig,
double  beatLag 
) [private]

Definition at line 123 of file TempoTrack.cpp.

References m_rayparam, m_sigma, and PI.

Referenced by process().

double TempoTrack::tempoMM ( double *  ACF,
double *  weight,
int  sig 
) [private]

Definition at line 145 of file TempoTrack.cpp.

References m_lagLength, m_lockedTempo, m_RCFConditioning, m_smoothRCF, m_tempoScratch, m_winLength, MathUtilities::mean(), and DFProcess::process().

Referenced by process().

Member Data Documentation

unsigned int TempoTrack::m_dataLength [private]

Definition at line 71 of file TempoTrack.h.

Referenced by process(), and TempoTrack().

unsigned int TempoTrack::m_winLength [private]

Definition at line 72 of file TempoTrack.h.

Referenced by initialise(), process(), tempoMM(), and TempoTrack().

unsigned int TempoTrack::m_lagLength [private]

Definition at line 73 of file TempoTrack.h.

Referenced by initialise(), process(), tempoMM(), and TempoTrack().

double TempoTrack::m_rayparam [private]

Definition at line 75 of file TempoTrack.h.

Referenced by createCombFilter(), initialise(), and TempoTrack().

double TempoTrack::m_sigma [private]

Definition at line 76 of file TempoTrack.h.

Referenced by createCombFilter(), initialise(), and TempoTrack().

double TempoTrack::m_DFWVNnorm [private]

Definition at line 77 of file TempoTrack.h.

Referenced by initialise(), and TempoTrack().

vector<int> TempoTrack::m_beats [private]

Definition at line 79 of file TempoTrack.h.

Referenced by beatPredict(), and process().

double TempoTrack::m_lockedTempo [private]

Definition at line 81 of file TempoTrack.h.

Referenced by process(), and tempoMM().

double* TempoTrack::m_tempoScratch [private]

Definition at line 83 of file TempoTrack.h.

Referenced by deInitialise(), initialise(), tempoMM(), and TempoTrack().

double* TempoTrack::m_smoothRCF [private]

Definition at line 84 of file TempoTrack.h.

Referenced by deInitialise(), initialise(), tempoMM(), and TempoTrack().

double* TempoTrack::m_rawDFFrame [private]

Definition at line 87 of file TempoTrack.h.

Referenced by deInitialise(), initialise(), process(), and TempoTrack().

double* TempoTrack::m_smoothDFFrame [private]

Definition at line 88 of file TempoTrack.h.

Referenced by deInitialise(), initialise(), process(), and TempoTrack().

double* TempoTrack::m_frameACF [private]

Definition at line 89 of file TempoTrack.h.

Referenced by deInitialise(), initialise(), process(), and TempoTrack().

double* TempoTrack::m_ACoeffs [private]

Definition at line 92 of file TempoTrack.h.

double* TempoTrack::m_BCoeffs [private]

Definition at line 93 of file TempoTrack.h.

Framer TempoTrack::m_DFFramer [private]

Definition at line 96 of file TempoTrack.h.

Referenced by initialise(), and process().

DFProcess* TempoTrack::m_DFConditioning [private]

Definition at line 97 of file TempoTrack.h.

Referenced by deInitialise(), initialise(), and process().

Correlation TempoTrack::m_correlator [private]

Definition at line 98 of file TempoTrack.h.

Referenced by process().

DFProcConfig TempoTrack::m_DFPParams [private]

Definition at line 100 of file TempoTrack.h.

Referenced by initialise().

DFProcess* TempoTrack::m_RCFConditioning [private]

Definition at line 103 of file TempoTrack.h.

Referenced by deInitialise(), initialise(), and tempoMM().

DFProcConfig TempoTrack::m_RCFPParams [private]

Definition at line 105 of file TempoTrack.h.

Referenced by initialise().

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