adams.data.openimaj.objectdetector

Class HaarCascade

java.lang.Object

adams.core.logging.LoggingObject

adams.core.logging.CustomLoggingLevelObject

adams.core.option.AbstractOptionHandler

adams.data.openimaj.objectdetector.AbstractObjectDetector

adams.data.openimaj.objectdetector.HaarCascade

All Implemented Interfaces:

Destroyable, GlobalInfoSupporter, LoggingLevelHandler, LoggingSupporter, OptionHandler, SizeOfHandler, TechnicalInformationHandler, Serializable

public class HaarCascade
extends AbstractObjectDetector
implements TechnicalInformationHandler

An object detector based on a Haar cascade.

For more information see:
Viola, P., Jones, M.: Rapid object detection using a boosted cascade of simple features. In: Computer Vision and Pattern Recognition, 2001. CVPR 2001. Proceedings of the 2001 IEEE Computer Society Conference on, I, 511, I, 518 vol.1, 2001.

 @inproceedings{Viola2001,
    author = {Viola, P. and Jones, M.},
    booktitle = {Computer Vision and Pattern Recognition, 2001. CVPR 2001. Proceedings of the 2001 IEEE Computer Society Conference on},
    pages = {I, 511, I, 518 vol.1},
    title = {Rapid object detection using a boosted cascade of simple features},
    volume = {1},
    year = {2001}
 }
 

-logging-level <OFF|SEVERE|WARNING|INFO|CONFIG|FINE|FINER|FINEST> (property: loggingLevel)
    The logging level for outputting errors and debugging output.
    default: WARNING
 

-cascade <adams.core.io.PlaceholderFile> (property: cascade)
    The cascade to use.
    default: ${CWD}
 

-min-size <int> (property: minSize)
    The minimum search window size.
    default: -1
    minimum: -1
 

Version:

$Revision$

Author:

FracPete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected PlaceholderFile	m_Cascade the cascade to load (uses built-in if pointing to directory).
protected int	m_MinSize the minimum search window size.

Fields inherited from class adams.data.openimaj.objectdetector.AbstractObjectDetector

m_ActualDetector

Fields inherited from class adams.core.option.AbstractOptionHandler

m_OptionManager

Fields inherited from class adams.core.logging.LoggingObject

m_Logger, m_LoggingIsEnabled, m_LoggingLevel

Constructor Summary

Constructors

Constructor and Description
HaarCascade()

Method Summary

Modifier and Type	Method and Description
String	cascadeTipText() Returns the tip text for this property.
protected org.openimaj.image.Image	convert(AbstractImageContainer cont) Converts the image container into the required image type for the detector.
void	defineOptions() Adds options to the internal list of options.
PlaceholderFile	getCascade() Returns the cascade to use.
int	getMinSize() Returns the minimum search window size.
TechnicalInformation	getTechnicalInformation() Returns an instance of a TechnicalInformation object, containing detailed information about the technical background of this class, e.g., paper reference or book this class is based on.
String	globalInfo() Returns a string describing the object.
String	minSizeTipText() Returns the tip text for this property.
protected org.openimaj.image.objectdetection.ObjectDetector	newInstance() Creates a new instance of the detector.
void	setCascade(PlaceholderFile value) Sets the cascade to use.
void	setMinSize(int value) Sets the minimum search window size.

Methods inherited from class adams.data.openimaj.objectdetector.AbstractObjectDetector

detect, reset

Methods inherited from class adams.core.option.AbstractOptionHandler

cleanUpOptions, destroy, finishInit, getDefaultLoggingLevel, getOptionManager, initialize, loggingLevelTipText, newOptionManager, setLoggingLevel, toCommandLine, toString

Methods inherited from class adams.core.logging.LoggingObject

configureLogger, getLogger, getLoggingLevel, initializeLogging, isLoggingEnabled, sizeOf

Methods inherited from class java.lang.Object

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

Methods inherited from interface adams.core.logging.LoggingLevelHandler

getLoggingLevel

Field Detail

m_Cascade

protected PlaceholderFile m_Cascade

the cascade to load (uses built-in if pointing to directory).

m_MinSize

protected int m_MinSize

the minimum search window size.

Constructor Detail

HaarCascade

public HaarCascade()

Method Detail

globalInfo

public String globalInfo()

Returns a string describing the object.

Specified by:

globalInfo in interface GlobalInfoSupporter

Specified by:

globalInfo in class AbstractOptionHandler

Returns:

a description suitable for displaying in the gui

getTechnicalInformation

public TechnicalInformation getTechnicalInformation()

Returns an instance of a TechnicalInformation object, containing detailed information about the technical background of this class, e.g., paper reference or book this class is based on.

Specified by:

getTechnicalInformation in interface TechnicalInformationHandler

Returns:

the technical information about this class

defineOptions

public void defineOptions()

Adds options to the internal list of options.

Specified by:

defineOptions in interface OptionHandler

Overrides:

defineOptions in class AbstractOptionHandler

setCascade

public void setCascade(PlaceholderFile value)

Sets the cascade to use.

Parameters:

value - the file

getCascade

public PlaceholderFile getCascade()

Returns the cascade to use.

Returns:

the file

cascadeTipText

public String cascadeTipText()

Returns the tip text for this property.

Returns:

tip text for this property suitable for displaying in the GUI or for listing the options.

setMinSize

public void setMinSize(int value)

Sets the minimum search window size.

Parameters:

value - the size

getMinSize

public int getMinSize()

Returns the minimum search window size.

Returns:

the size

minSizeTipText

public String minSizeTipText()

Returns the tip text for this property.

Returns:

tip text for this property suitable for displaying in the GUI or for listing the options.

newInstance

protected org.openimaj.image.objectdetection.ObjectDetector newInstance()

Creates a new instance of the detector.

Specified by:

newInstance in class AbstractObjectDetector

Returns:

the instance

convert

protected org.openimaj.image.Image convert(AbstractImageContainer cont)

Converts the image container into the required image type for the detector.

Specified by:

convert in class AbstractObjectDetector

Parameters:

cont - the container to convert

Returns:

the generated image