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update qm-dsp library

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This commit is contained in:
Robin Gareus 2016-10-06 00:16:44 +02:00
parent 2a27cc4758
commit f68d2e06bc
100 changed files with 58968 additions and 55091 deletions
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25
libs/qm-dsp/dsp/onsets/DetectionFunction.h
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@ -29,7 +29,7 @@
struct DFConfig{
unsigned int stepSize; // DF step in samples
unsigned int frameLength; // DF analysis window - usually 2*step
unsigned int frameLength; // DF analysis window - usually 2*step. Must be even!
int DFType; // type of detection function ( see defines )
double dbRise; // only used for broadband df (and required for it)
bool adaptiveWhitening; // perform adaptive whitening
@ -37,14 +37,24 @@ struct DFConfig{
double whiteningFloor; // if < 0, a sensible default will be used
};
class DetectionFunction
class DetectionFunction
{
public:
double* getSpectrumMagnitude();
DetectionFunction( DFConfig Config );
virtual ~DetectionFunction();
double process( const double* TDomain );
double process( const double* magnitudes, const double* phases );
/**
* Process a single time-domain frame of audio, provided as
* frameLength samples.
*/
double processTimeDomain(const double* samples);
/**
* Process a single frequency-domain frame, provided as
* frameLength/2+1 real and imaginary component values.
*/
double processFrequencyDomain(const double* reals, const double* imags);
private:
void whiten();
@ -55,7 +65,7 @@ private:
double phaseDev(unsigned int length, double *srcPhase);
double complexSD(unsigned int length, double *srcMagnitude, double *srcPhase);
double broadband(unsigned int length, double *srcMagnitude);
private:
void initialise( DFConfig Config );
void deInitialise();
@ -74,12 +84,13 @@ private:
double* m_phaseHistoryOld;
double* m_magPeaks;
double* m_DFWindowedFrame; // Array for windowed analysis frame
double* m_windowed; // Array for windowed analysis frame
double* m_magnitude; // Magnitude of analysis frame ( frequency domain )
double* m_thetaAngle;// Phase of analysis frame ( frequency domain )
double* m_unwrapped; // Unwrapped phase of analysis frame
Window<double> *m_window;
PhaseVocoder* m_phaseVoc; // Phase Vocoder
};
#endif
#endif