net.aerith.misao.pixy.image_processing
Class DefaultBackgroundEstimator

java.lang.Object
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  +--net.aerith.misao.util.OperationObservable
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        +--net.aerith.misao.util.Operation
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              +--net.aerith.misao.pixy.image_processing.DefaultBackgroundEstimator

public class DefaultBackgroundEstimator

extends Operation

The DefaultBackgroundEstimator is a class to estimate the background mean value and deviation. It assumes that the image is flat.

Field Summary

protected int	area_count The number of areas to estimate the background.
protected double	background_deviation The background deviation.
protected double	background_value The background mean value.
protected int	filter_size The filter size to estimate the background.
protected MonoImage	image The image where to detect stars.

Fields inherited from class net.aerith.misao.util.Operation

monitor_set, stopped

Fields inherited from class net.aerith.misao.util.OperationObservable

observer_list

Constructor Summary

DefaultBackgroundEstimator(MonoImage image)
Constructs a DefaultBackgroundEstimator with an image object.

Method Summary

double	getBackground() Gets the background mean value.
double	getBackgroundDeviation() Gets the background deviation.
void	operate() Operates.
boolean	ready() Returns true if the operation is ready to start.

Methods inherited from class net.aerith.misao.util.Operation

addMonitor, isStopped, perform, run, stop

Methods inherited from class net.aerith.misao.util.OperationObservable

addObserver, deleteObserver, notifyEnd, notifyFailed, notifyStart, notifySucceeded, notifyWarned

Methods inherited from class java.lang.Object

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

Field Detail

image

protected MonoImage image

The image where to detect stars.

background_value

protected double background_value

The background mean value.

background_deviation

protected double background_deviation

The background deviation.

area_count

protected int area_count

The number of areas to estimate the background.

filter_size

protected int filter_size

The filter size to estimate the background.

Constructor Detail

DefaultBackgroundEstimator

public DefaultBackgroundEstimator(MonoImage image)

Constructs a DefaultBackgroundEstimator with an image object.

Parameters:

image - the image.

Method Detail

getBackground

public double getBackground()

Gets the background mean value.

Returns:

the background mean value.

getBackgroundDeviation

public double getBackgroundDeviation()

Gets the background deviation.

Returns:

the background deviation.

ready

public boolean ready()

Returns true if the operation is ready to start.

Overrides:

ready in class Operation

Returns:

true if the operation is ready to start.

operate

public void operate()
             throws java.lang.Exception

Operates.

Overrides:

operate in class Operation

Throws:

java.lang.Exception - if an error occurs.