org.openimaj.image.feature.local.keypoints

Class SIFTGeoKeypoint.SIFTGeoLocation

java.lang.Object

org.openimaj.math.geometry.point.Point2dImpl

org.openimaj.feature.local.SpatialLocation

org.openimaj.feature.local.ScaleSpaceLocation

org.openimaj.image.feature.local.keypoints.KeypointLocation

org.openimaj.image.feature.local.keypoints.SIFTGeoKeypoint.SIFTGeoLocation

All Implemented Interfaces:

Serializable, Cloneable, Location, Readable, ReadableASCII, ReadableBinary, ReadWriteable, Writeable, WriteableASCII, WriteableBinary, Coordinate, Point2d, ScaleSpacePoint

Enclosing class:

SIFTGeoKeypoint

public class SIFTGeoKeypoint.SIFTGeoLocation
extends KeypointLocation

The location of a SIFTGeoKeypoint.

Author:

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

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
Jama.Matrix	affine affine parameters of the interest point
float	cornerness The saliency of the interest point

Fields inherited from class org.openimaj.image.feature.local.keypoints.KeypointLocation

orientation

Fields inherited from class org.openimaj.feature.local.ScaleSpaceLocation

scale

Fields inherited from class org.openimaj.math.geometry.point.Point2dImpl

x, y

Constructor Summary

Constructors

Constructor and Description
SIFTGeoLocation() Default constructor.
SIFTGeoLocation(float x, float y, float orientation, float scale, float cornerness, Jama.Matrix affine) Construct with the given parameters

Method Summary

Modifier and Type	Method and Description
String	asciiHeader() Header for ascii input.
byte[]	binaryHeader() Header for binary input.
Float	getOrdinate(int dimension) Get the ordinate value for a specific dimension.
void	readASCII(Scanner in) Read internal state from in.
void	readBinary(DataInput in) Read internal state from in.
void	writeASCII(PrintWriter out) Write the content of this as ascii to out.
void	writeBinary(DataOutput out) Write the content of this as binary to out.

Methods inherited from class org.openimaj.image.feature.local.keypoints.KeypointLocation

getDimensions

Methods inherited from class org.openimaj.feature.local.ScaleSpaceLocation

clone, getScale, setScale

Methods inherited from class org.openimaj.math.geometry.point.Point2dImpl

copy, copyFrom, createRandomPoint, createRandomPoint, equals, fromDoubleArray, getX, getY, hashCode, minus, setOrdinate, setX, setY, toString, transform, translate, translate

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.openimaj.math.geometry.point.Point2d

copy, copyFrom, getX, getY, minus, setX, setY, transform, translate, translate

Methods inherited from interface org.openimaj.math.geometry.point.Coordinate

setOrdinate

Field Detail

cornerness

public float cornerness

The saliency of the interest point

affine

public Jama.Matrix affine

affine parameters of the interest point

Constructor Detail

SIFTGeoLocation

public SIFTGeoLocation(float x,
                       float y,
                       float orientation,
                       float scale,
                       float cornerness,
                       Jama.Matrix affine)

Construct with the given parameters

Parameters:

x - x-ordinate of feature

y - y-ordinate of feature

scale - scale of feature

orientation - orientation of feature

cornerness - the saliency of the interest point

affine - affine parameters

SIFTGeoLocation

public SIFTGeoLocation()

Default constructor. Everything set to zero with the exception of the affine parameters which are set to the identity matrix.

Method Detail

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

Overrides:

writeBinary in class KeypointLocation

Parameters:

out - sink to write to

Throws:

IOException - an error writing to out

writeASCII

public void writeASCII(PrintWriter out)
                throws IOException

Description copied from interface: WriteableASCII

Write the content of this as ascii to out.

Specified by:

writeASCII in interface WriteableASCII

Overrides:

writeASCII in class KeypointLocation

Parameters:

out - sink to write to

Throws:

IOException - an error writing to out

readBinary

public void readBinary(DataInput in)
                throws IOException

Description copied from interface: ReadableBinary

Read internal state from in.

Specified by:

readBinary in interface ReadableBinary

Overrides:

readBinary in class KeypointLocation

Parameters:

in - source to read from.

Throws:

IOException - an error reading input

readASCII

public void readASCII(Scanner in)
               throws IOException

Description copied from interface: ReadableASCII

Read internal state from in.

Specified by:

readASCII in interface ReadableASCII

Overrides:

readASCII in class KeypointLocation

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

Overrides:

binaryHeader in class KeypointLocation

Returns:

header

asciiHeader

public String asciiHeader()

Description copied from interface: ReadableASCII

Header for ascii input. Will be automatically read by IOUtils when using readASCII().

Specified by:

asciiHeader in interface ReadableASCII

Specified by:

asciiHeader in interface WriteableASCII

Overrides:

asciiHeader in class KeypointLocation

Returns:

header

getOrdinate

public Float getOrdinate(int dimension)

Description copied from interface: Coordinate

Get the ordinate value for a specific dimension.

Specified by:

getOrdinate in interface Coordinate

Overrides:

getOrdinate in class KeypointLocation

Parameters:

dimension - The index of the dimension we are interested in

Returns:

The value of the ordinate of the given dimension.