uk.ac.ed.ph.signal
Class ComplexImage

java.lang.Object
  javax.vecmath.Tuple2d
      javax.vecmath.Point2d
          uk.ac.ed.ph.signal.Grid2d
              uk.ac.ed.ph.signal.Image
                  uk.ac.ed.ph.signal.ComplexImage

All Implemented Interfaces:

Serializable, Cloneable

public class ComplexImage
extends Image

Class to manipulate Complex monochrome images with the underlying data held in a one-dimensional double array compatible with jfftw.

See Also:

Serialized Form

Field Summary

Fields inherited from class uk.ac.ed.ph.signal.Image

data, statistics

Fields inherited from class uk.ac.ed.ph.signal.Grid2d

height, width

Fields inherited from class javax.vecmath.Tuple2d

x, y

Constructor Summary

ComplexImage(ComplexImage s)
Constrcuor to form new ComplexImage being a copy of the specified ComplexImage

ComplexImage(int w, int h)
Constrcuor to form a new ComplexImage of specified size

ComplexImage(RealImage s)
Constrcuor to form new ComplexImage with the Real part being taken from the scecified RealImage

Method Summary

ComplexImage	clone() Methed to clone the current image, inclduing the data
ComplexImage	extract(int xstart, int ystart, int w, int h) Method to extract a region of an Complex image into a` new ComplexImage with samples of 1 in both direction.
ComplexImage	extract(int xstart, int ystart, int w, int h, int xsample, int ysample) Method to extract a region of an Complex image into a` new ComplexImage
ComplexSignal	getColumn(int i) Method to get a Column as a ComplexSignal
ComplexDataArray	getDataArray() Method to get the underlying ComplexDataArray
RealImage	getRealImage(int flag) Method to get RealImage with conversion determined by the conversion flag
ComplexSignal	getRow(int j) Method to get a row as a ComplexSignal

Methods inherited from class uk.ac.ed.ph.signal.Image

add, add, add, centreFourier, conjugate, conjugate, conjugate, fill, fourier, getComplex, getComplex, getConversion, getDataBuffer, getDouble, getDoubleValue, getSpace, getTitle, getType, mult, mult, mult, mult, mult, mult, mult, mult, multConjugate, setComplex, setComplex, setComplex, setComplex, setConversion, setDouble, setDouble, setStatisticsInvalid, setTitle, toString, validStatistics

Methods inherited from class uk.ac.ed.ph.signal.Grid2d

getCentre, getDeltaX, getDeltaY, getHeight, getPoint, getPoint, getSample, getSamplePoint, getWidth, getXCentre, getXRange, getYCentre, getYRange, setCentre, setCentre, setHeight, setRange, setRange, setSampleGrid, setSampleGrid, setWidth

Methods inherited from class javax.vecmath.Point2d

distance, distanceL1, distanceLinf, distanceSquared

Methods inherited from class javax.vecmath.Tuple2d

absolute, absolute, add, add, clamp, clamp, clampMax, clampMax, clampMin, clampMin, epsilonEquals, equals, equals, get, getX, getY, hashCode, interpolate, interpolate, negate, negate, scale, scale, scaleAdd, scaleAdd, set, set, set, set, setX, setY, sub, sub

Methods inherited from class java.lang.Object

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

Constructor Detail

ComplexImage

public ComplexImage(int w,
                    int h)

Constrcuor to form a new ComplexImage of specified size

Parameters:

w - the width of the image

h - the heigh of the image

ComplexImage

public ComplexImage(ComplexImage s)

Constrcuor to form new ComplexImage being a copy of the specified ComplexImage

Parameters:

s - the specifing ComplexImage

ComplexImage

public ComplexImage(RealImage s)

Constrcuor to form new ComplexImage with the Real part being taken from the scecified RealImage

Parameters:

s - the specifing ComplexImage

Method Detail

clone

public ComplexImage clone()

Methed to clone the current image, inclduing the data

Overrides:

clone in class Grid2d

Returns:

ComplexImage clone of curret ComplexImage

getDataArray

public ComplexDataArray getDataArray()

Method to get the underlying ComplexDataArray

Returns:

ComplexDataArray underlying dataarray

getRealImage

public RealImage getRealImage(int flag)

Method to get RealImage with conversion determined by the conversion flag

Parameters:

flag - the conversion flag

See Also:

uk.ac.ed.ph.jfftw.Complex

getRow

public ComplexSignal getRow(int j)

Method to get a row as a ComplexSignal

Parameters:

j - the row

getColumn

public ComplexSignal getColumn(int i)

Method to get a Column as a ComplexSignal

Parameters:

i - the column

extract

public ComplexImage extract(int xstart,
                            int ystart,
                            int w,
                            int h,
                            int xsample,
                            int ysample)

Method to extract a region of an Complex image into a` new ComplexImage

Parameters:

xstart - left start pixel

ystart - top start pixel

w - width to be extracted

h - height to be extracted

xsample - sample interval in x direction

ysample - sample internal in y direction

extract

public ComplexImage extract(int xstart,
                            int ystart,
                            int w,
                            int h)

Method to extract a region of an Complex image into a` new ComplexImage with samples of 1 in both direction.

Parameters:

xstart - left start pixel

ystart - top start pixel

w - width to be extracted

h - height to be extracted