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BTrack - A Real-Time Beat Tracker adamstark@23:
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adamstark@23: Public Member Functions | adamstark@23: List of all members
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OnsetDetectionFunction Class Reference
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#include <OnsetDetectionFunction.h>

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 OnsetDetectionFunction (int hopSize_, int frameSize_)
 
 OnsetDetectionFunction (int hopSize_, int frameSize_, int onsetDetectionFunctionType_, int windowType_)
 
 ~OnsetDetectionFunction ()
 
void initialise (int hopSize_, int frameSize_)
 
void initialise (int hopSize_, int frameSize_, int onsetDetectionFunctionType_, int windowType_)
 
double calculateOnsetDetectionFunctionSample (double *buffer)
 
void setOnsetDetectionFunctionType (int onsetDetectionFunctionType_)
 
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Detailed Description

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A class for calculating onset detection functions.

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Constructor & Destructor Documentation

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OnsetDetectionFunction::OnsetDetectionFunction (int hopSize_,
int frameSize_ 
)
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Constructor that defaults the onset detection function type to ComplexSpectralDifferenceHWR and the window type to HanningWindow

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Parameters
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hopSize_the hop size in audio samples
frameSize_the frame size in audio samples
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OnsetDetectionFunction::OnsetDetectionFunction (int hopSize_,
int frameSize_,
int onsetDetectionFunctionType_,
int windowType_ 
)
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Constructor

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Parameters
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hopSize_the hop size in audio samples
frameSize_the frame size in audio samples
onsetDetectionFunctionType_the type of onset detection function to use - (see OnsetDetectionFunctionType)
windowTypethe type of window to use (see WindowType)
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OnsetDetectionFunction::~OnsetDetectionFunction ()
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Destructor

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Member Function Documentation

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double OnsetDetectionFunction::calculateOnsetDetectionFunctionSample (double * buffer)
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Process input frame and calculate detection function sample

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Parameters
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buffera pointer to an array containing the audio samples to be processed
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Returns
the onset detection function sample
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void OnsetDetectionFunction::initialise (int hopSize_,
int frameSize_ 
)
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Initialisation function for only updating hop size and frame size (and not window type or onset detection function type

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Parameters
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hopSize_the hop size in audio samples
frameSize_the frame size in audio samples
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void OnsetDetectionFunction::initialise (int hopSize_,
int frameSize_,
int onsetDetectionFunctionType_,
int windowType_ 
)
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Initialisation Function

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Parameters
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hopSize_the hop size in audio samples
frameSize_the frame size in audio samples
onsetDetectionFunctionType_the type of onset detection function to use - (see OnsetDetectionFunctionType)
windowTypethe type of window to use (see WindowType)
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void OnsetDetectionFunction::setOnsetDetectionFunctionType (int onsetDetectionFunctionType_)
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Set the detection function type

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Parameters
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onsetDetectionFunctionType_the type of onset detection function to use - (see OnsetDetectionFunctionType)
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The documentation for this class was generated from the following files: adamstark@23:
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adamstark@30: Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by   adamstark@23: doxygen adamstark@23: 1.8.2 adamstark@23:
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