uk.ac.essex.ia.media.jai
Class HoughLinesDescriptor

java.lang.Object
  javax.media.jai.OperationDescriptorImpl
      uk.ac.essex.ia.media.jai.HoughLinesDescriptor

All Implemented Interfaces:

java.awt.image.renderable.RenderedImageFactory, java.io.Serializable, javax.media.jai.OperationDescriptor, javax.media.jai.RegistryElementDescriptor

public class HoughLinesDescriptor
extends javax.media.jai.OperationDescriptorImpl
implements java.awt.image.renderable.RenderedImageFactory

Hough Transform line finder

See Also:

Serialized Form

Field Summary

Fields inherited from class javax.media.jai.OperationDescriptorImpl

sourceNames, supportedModes

Fields inherited from interface javax.media.jai.OperationDescriptor

NO_PARAMETER_DEFAULT

Constructor Summary

HoughLinesDescriptor()
Constructs a HoughLinesDescriptor.

Method Summary

java.awt.image.RenderedImage	create(java.awt.image.renderable.ParameterBlock pb, java.awt.RenderingHints hints) creates a HoughLinesOpImage.
static void	main(java.lang.String[] arg)
boolean	validateParameters(java.awt.image.renderable.ParameterBlock pb) validate the parameter types for this operation.

Methods inherited from class javax.media.jai.OperationDescriptorImpl

arePropertiesSupported, getDefaultSourceClass, getDestClass, getDestClass, getInvalidRegion, getName, getNumParameters, getNumSources, getParamClasses, getParamDefaults, getParamDefaultValue, getParameterListDescriptor, getParamMaxValue, getParamMinValue, getParamNames, getPropertyGenerators, getPropertyGenerators, getRenderableDestClass, getRenderableSourceClasses, getResourceBundle, getResources, getSourceClasses, getSourceClasses, getSourceNames, getSupportedModes, isImmediate, isModeSupported, isRenderableSupported, isRenderedSupported, makeDefaultSourceClassList, validateArguments, validateArguments, validateParameters, validateParameters, validateRenderableArguments, validateRenderableSources, validateSources, validateSources

Methods inherited from class java.lang.Object

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

Constructor Detail

HoughLinesDescriptor

public HoughLinesDescriptor()

Constructs a HoughLinesDescriptor.

Method Detail

create

public java.awt.image.RenderedImage create(java.awt.image.renderable.ParameterBlock pb,
                                           java.awt.RenderingHints hints)

creates a HoughLinesOpImage.

Specified by:

create in interface java.awt.image.renderable.RenderedImageFactory

Parameters:

pb - operation parameters (thresholds, output intensity).

hints - result image rendering parameters.

Returns:

an instance of HoughLinesOpImage.

validateParameters

public boolean validateParameters(java.awt.image.renderable.ParameterBlock pb)

validate the parameter types for this operation.

Parameters:

pb - the operation parameters.

Returns:

validation assessment (boolean)

main

public static void main(java.lang.String[] arg)