likelihoodDetectionModule.spectralEti
Class SpectralEtiProcess

java.lang.Object
  PamguardMVC.PamProcess
      likelihoodDetectionModule.spectralEti.SpectralEtiProcess

All Implemented Interfaces:

Annotator, PamObserver

public class SpectralEtiProcess
extends PamProcess

The PamProcess which implements the spectralEti signal processing. This block is responsible for calculating the average energy contained within a frequency range (or band).

Author:

Dave Flogeras

Field Summary

private java.util.ArrayList<SpectralBand>	etiBands
private PamDataBlock<SpectralEtiDataUnit>	etiDataBlock
private java.util.ArrayList<GuardBand>	guardBands
private LikelihoodDetectionUnit	likelihoodDetectionUnit
private java.util.ArrayList<SignalBand>	signalBands
private PamDataBlock<AveragedSpectraDataUnit>	spectraDataBlock

Fields inherited from class PamguardMVC.PamProcess

outputDataBlocks, processName, sampleRate

Constructor Summary

SpectralEtiProcess(LikelihoodDetectionUnit ldu, PamDataBlock pdb, java.util.ArrayList<SignalBand> signalBands, java.util.ArrayList<GuardBand> guardBands)

Method Summary

private double[]	calculateEtis(double[] input)
java.lang.String	getProcessName()
long	getRequiredDataHistory(PamObservable o, java.lang.Object arg)
void	newData(PamObservable o, PamDataUnit arg)
void	pamStart() Called for each process to tell it to start (may not be necessary for processes which are listening for data anyway.
void	pamStop() Stops the process.
void	prepareProcess() Called for each process before any of them receive the PamStart command
void	setSampleRate(float sampleRate, boolean notify) New sample rate

Methods inherited from class PamguardMVC.PamProcess

absMillisecondsToSamples, absSamplesToMilliseconds, addOutputDataBlock, changedThreading, clearOldData, createAnnotations, destroyProcess, fillXMLElement, fillXMLParameters, getAncestorDataBlock, getAnnotation, getBackendProcess, getChainPosition, getCpuPercent, getNumAnnotations, getNumOutputDataBlocks, getObserverName, getObserverObject, getOfflineData, getOutputDataBlock, getPamControlledUnit, getParentDataBlock, getParentProcess, getRawSourceDataBlock, getSampleRate, getSourceDataBlock, getSourceProcess, isCanMultiThread, makePamProcess, masterClockUpdate, noteNewSettings, notifyModelChanged, relMillisecondsToSamples, relSamplesToMilliseconds, removeObservable, removeOutputDatablock, saveViewerData, setBackendProcess, setCanMultiThread, setParentDataBlock, setParentDataBlock, setProcessName, setupProcess, toString, update, updateData

Methods inherited from class java.lang.Object

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

Field Detail

likelihoodDetectionUnit

private LikelihoodDetectionUnit likelihoodDetectionUnit

etiDataBlock

private PamDataBlock<SpectralEtiDataUnit> etiDataBlock

spectraDataBlock

private PamDataBlock<AveragedSpectraDataUnit> spectraDataBlock

etiBands

private java.util.ArrayList<SpectralBand> etiBands

signalBands

private java.util.ArrayList<SignalBand> signalBands

guardBands

private java.util.ArrayList<GuardBand> guardBands

Constructor Detail

SpectralEtiProcess

public SpectralEtiProcess(LikelihoodDetectionUnit ldu,
                          PamDataBlock pdb,
                          java.util.ArrayList<SignalBand> signalBands,
                          java.util.ArrayList<GuardBand> guardBands)

Method Detail

pamStart

public void pamStart()

Description copied from class: PamProcess

Called for each process to tell it to start (may not be necessary for processes which are listening for data anyway.

Specified by:

pamStart in class PamProcess

pamStop

public void pamStop()

Description copied from class: PamProcess

Stops the process.

Specified by:

pamStop in class PamProcess

calculateEtis

private double[] calculateEtis(double[] input)

newData

public void newData(PamObservable o,
                    PamDataUnit arg)

Overrides:

newData in class PamProcess

getProcessName

public java.lang.String getProcessName()

Overrides:

getProcessName in class PamProcess

Returns:

Name of the PamProcess

prepareProcess

public void prepareProcess()

Description copied from class: PamProcess

Called for each process before any of them receive the PamStart command

Overrides:

prepareProcess in class PamProcess

getRequiredDataHistory

public long getRequiredDataHistory(PamObservable o,
                                   java.lang.Object arg)

Specified by:

getRequiredDataHistory in interface PamObserver

Overrides:

getRequiredDataHistory in class PamProcess

Parameters:

o - PamObservable class requiring the data

arg - optional argument from PamObservable

Returns:

time in milliseconds requried by data held in PamObservable

setSampleRate

public void setSampleRate(float sampleRate,
                          boolean notify)

Description copied from interface: PamObserver

New sample rate

Specified by:

setSampleRate in interface PamObserver

Overrides:

setSampleRate in class PamProcess

notify - Notify other PamObservers and PamObservables in the chain.