org.openimaj.image.processing.face.feature

Class FacePatchFeature

java.lang.Object

org.openimaj.image.processing.face.feature.FacePatchFeature

All Implemented Interfaces:

FeatureVectorProvider<FloatFV>, FacialFeature, ReadableBinary, ReadWriteableBinary, WriteableBinary

public class FacePatchFeature
extends Object
implements FacialFeature, FeatureVectorProvider<FloatFV>

A FacialFeature that is built by concatenating each of the normalised facial part patches from a detected face.

Author:

Jonathon Hare (jsh2@ecs.soton.ac.uk)

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	FacePatchFeature.DetectedFacePart A FacialKeypoint with an associated feature
static class	FacePatchFeature.Extractor A FacialFeatureExtractor for producing FacialFeatures

Field Summary

Fields

Modifier and Type	Field and Description
protected List<FacePatchFeature.DetectedFacePart>	faceParts
protected FloatFV	featureVector
protected int	radius The radius of the descriptor samples about each point
protected float	scl The scale of the descriptor samples about each point

Constructor Summary

Constructors

Constructor and Description
FacePatchFeature() Default constructor.

Method Summary

Modifier and Type	Method and Description
byte[]	binaryHeader() Header for binary input.
protected FloatFV	createFeatureVector()
protected void	extractFeatures(KEDetectedFace face)
FloatFV	getFeatureVector() Get the FeatureVector associated with this object.
protected void	initialise(KEDetectedFace face)
void	readBinary(DataInput in) Read internal state from in.
void	writeBinary(DataOutput out) Write the content of this as binary to out.

Methods inherited from class java.lang.Object

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

Field Detail

featureVector

protected FloatFV featureVector

radius

protected int radius

The radius of the descriptor samples about each point

scl

protected float scl

The scale of the descriptor samples about each point

faceParts

protected List<FacePatchFeature.DetectedFacePart> faceParts

Constructor Detail

FacePatchFeature

public FacePatchFeature()

Default constructor.

Method Detail

initialise

protected void initialise(KEDetectedFace face)

createFeatureVector

protected FloatFV createFeatureVector()

extractFeatures

protected void extractFeatures(KEDetectedFace face)

getFeatureVector

public FloatFV getFeatureVector()

Description copied from interface: FeatureVectorProvider

Get the FeatureVector associated with this object.

Specified by:

getFeatureVector in interface FeatureVectorProvider<FloatFV>

Returns:

the feature vector.

readBinary

public void readBinary(DataInput in)
                throws IOException

Description copied from interface: ReadableBinary

Read internal state from in.

Specified by:

readBinary in interface ReadableBinary

Parameters:

in - source to read from.

Throws:

IOException - an error reading input

binaryHeader

public byte[] binaryHeader()

Description copied from interface: ReadableBinary

Header for binary input. Will be automatically read by IOUtils when using readBinary().

Specified by:

binaryHeader in interface ReadableBinary

Specified by:

binaryHeader in interface WriteableBinary

Returns:

header

writeBinary

public void writeBinary(DataOutput out)
                 throws IOException

Description copied from interface: WriteableBinary

Write the content of this as binary to out.

Specified by:

writeBinary in interface WriteableBinary

Parameters:

out - sink to write to

Throws:

IOException - an error writing to out