org.ine.telluride.jaer.cochlea
Class CochleaPitchExtractor

java.lang.Object
  net.sf.jaer.eventprocessing.EventFilter
      net.sf.jaer.eventprocessing.EventFilter2D
          org.ine.telluride.jaer.cochlea.CochleaPitchExtractor

public class CochleaPitchExtractor
extends EventFilter2D

Extracts pitch from AE cochlea spike output.

Author:

tyu (teddy yu, ucsd)

Field Summary

Fields inherited from class net.sf.jaer.eventprocessing.EventFilter2D

enclosedFilter, out

Fields inherited from class net.sf.jaer.eventprocessing.EventFilter

annotationEnabled, chip, enclosedFilterChain, filterEnabled, perf, propertyTooltipMap, support

Constructor Summary

CochleaPitchExtractor(AEChip chip)

Method Summary

int	detectHarmonics()
EventPacket<?>	filterPacket(EventPacket<?> in) Subclasses implement this method to define custom processing.
int	getBufferSize()
static java.lang.String	getDescription()
java.lang.Object	getFilterState() should return the filter state in some useful form
void	initFilter() this should allocate and initialize memory: it may be called when the chip e.g.
void	resetFilter() should reset the filter to initial state
void	setBufferSize(int bufferSize)
void	updateHistogram(int address, int timestamp)

Methods inherited from class net.sf.jaer.eventprocessing.EventFilter2D

checkOutputPacketEventType, checkOutputPacketEventType, getEnclosedFilter, resetOut, setEnclosedFilter, setFilterEnabled

Methods inherited from class net.sf.jaer.eventprocessing.EventFilter

getChip, getEnclosedFilterChain, getEnclosingFilter, getPrefs, getPropertyChangeSupport, getPropertyTooltip, isAnnotationEnabled, isEnclosed, isFilterEnabled, prefsEnabledKey, setAnnotationEnabled, setChip, setEnclosed, setEnclosedFilter, setEnclosedFilterChain, setEnclosingFilter, setPreferredEnabledState, setPrefs, setPropertyTooltip

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CochleaPitchExtractor

public CochleaPitchExtractor(AEChip chip)

Method Detail

getDescription

public static java.lang.String getDescription()

filterPacket

public EventPacket<?> filterPacket(EventPacket<?> in)

Description copied from class: EventFilter2D

Subclasses implement this method to define custom processing.

Specified by:

filterPacket in class EventFilter2D

Parameters:

in - the input packet

Returns:

the output packet

updateHistogram

public void updateHistogram(int address,
                            int timestamp)

detectHarmonics

public int detectHarmonics()

getFilterState

public java.lang.Object getFilterState()

Description copied from class: EventFilter

should return the filter state in some useful form

Specified by:

getFilterState in class EventFilter

resetFilter

public void resetFilter()

Description copied from class: EventFilter

should reset the filter to initial state

Specified by:

resetFilter in class EventFilter

initFilter

public void initFilter()

Description copied from class: EventFilter

this should allocate and initialize memory: it may be called when the chip e.g. size parameters are changed after creation of the filter

Specified by:

initFilter in class EventFilter

getBufferSize

public int getBufferSize()

setBufferSize

public void setBufferSize(int bufferSize)