SciLib.SP.IP
Class Picture

java.lang.Object
  SciLib.SP.IP.Picture

public class Picture
extends java.lang.Object

This class contains some useful methods to handle bitmap file.

Field Summary

protected java.awt.Component	c
java.awt.image.ColorModel	cm
protected int	height
protected java.awt.Image	image
protected double[]	intensities
protected int[]	pixels
protected int	width

Constructor Summary

Picture()
make an emty constructor

Picture(java.awt.Image img, java.awt.Component c)
make a Pict object with a specific Image img

Picture(java.lang.String fileName, java.awt.Component c)
make a Pict object from a bitmap file

Method Summary

Picture	blackWhite() make a lack and white picture
Picture	changeIntensities(int p) change intensities
Picture	contrast(int t, int t2, java.lang.String color) make a contrast picture
Picture	crop(int x, int y, int w, int h) crop an image with a specific rectangle
Picture	crop(java.awt.Rectangle rect) crop an image with a specific rectangle
Picture	dissolve(int alpha) Alpha filter an image with a media tracker in a component c
void	drawImage(java.awt.Graphics g) draw image
void	drawImage(java.awt.Graphics g, int w, int h) draw image
Picture	edge() make an edge picture
int[]	getColors(java.lang.String color) get color components of a picture
int	getHeight() get height
java.awt.Image	getImage() get image
double[]	getIntensities() get intensities
double	getIntensity(int rgb) get Intensity
int	getPixel(int i) get pixel at index i
int	getPixel(int x, int y) gets a pixel at (x,y)
int[]	getPixels() get pixels
int	getWidth() get width
int[]	iHistogram() intenisty histogram
static int[]	makeHistogram(int[] col) make histogram
Picture	makePicture(int width, int height, int[] pixels) make a picture from an array of pixels
Picture	negative() make a negative picture
Picture	scale(double ws, double hs) scale an image with with a media tracker in a component c
Picture	scaleColor(int r, int g, int b) scale all colors in the picture
Picture	scaleColor(int p, java.lang.String color) scale one or all color components in the picture
void	setHeight(int h) set heigth
void	setPixels(int[] p) set pixels
void	setWidth(int w) set width
Picture	shadow() make a shadow picture
Picture	waveFilter(int amplitude, int frequency) make a wave filter picture

Methods inherited from class java.lang.Object

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

Field Detail

pixels

protected int[] pixels

intensities

protected double[] intensities

image

protected java.awt.Image image

width

protected int width

height

protected int height

cm

public java.awt.image.ColorModel cm

c

protected java.awt.Component c

Constructor Detail

Picture

public Picture()

make an emty constructor

Picture

public Picture(java.awt.Image img,
               java.awt.Component c)

make a Pict object with a specific Image img

Picture

public Picture(java.lang.String fileName,
               java.awt.Component c)

make a Pict object from a bitmap file

Method Detail

getWidth

public int getWidth()

get width

Returns:

A integer value

getHeight

public int getHeight()

get height

Returns:

A integer value

getImage

public java.awt.Image getImage()

get image

Returns:

An image object

getPixel

public int getPixel(int i)

get pixel at index i

Parameters:

i - An integer value

Returns:

An integer value

getPixel

public int getPixel(int x,
                    int y)

gets a pixel at (x,y)

Parameters:

x - An integer value

y - An integer value

Returns:

An integer value

getPixels

public int[] getPixels()

get pixels

Returns:

An integer array

setWidth

public void setWidth(int w)

set width

setHeight

public void setHeight(int h)

set heigth

setPixels

public void setPixels(int[] p)

set pixels

drawImage

public void drawImage(java.awt.Graphics g)

draw image

drawImage

public void drawImage(java.awt.Graphics g,
                      int w,
                      int h)

draw image

crop

public Picture crop(int x,
                    int y,
                    int w,
                    int h)

crop an image with a specific rectangle

Parameters:

x - An integer, x position

y - An integer, y position

w - An integer, the width of the rectangle

h - An integer, the height of the rectangle

Returns:

A Picture object

crop

public Picture crop(java.awt.Rectangle rect)

crop an image with a specific rectangle

Parameters:

rect - A Rectabgle area

Returns:

A Picture object

scale

public Picture scale(double ws,
                     double hs)

scale an image with with a media tracker in a component c

Parameters:

ws - A double value, the horizontal scale factor

hs - A double value, the vertical scale factor

Returns:

A Picture object

dissolve

public Picture dissolve(int alpha)

Alpha filter an image with a media tracker in a component c

Parameters:

alpha - An integer value, the alpha value between 0 and 255

Returns:

A Picture object

blackWhite

public Picture blackWhite()

make a lack and white picture

Returns:

A Picture object

negative

public Picture negative()

make a negative picture

Returns:

A Picture object

contrast

public Picture contrast(int t,
                        int t2,
                        java.lang.String color)

make a contrast picture

Parameters:

t - An integer value, a threshold

Returns:

A Picture object

scaleColor

public Picture scaleColor(int r,
                          int g,
                          int b)

scale all colors in the picture

Parameters:

r - An integer value, the percentage of the red component

g - An integer value, the percentage of the green component

b - An integer value, the percentage of the blue component

Returns:

A Picture object

scaleColor

public Picture scaleColor(int p,
                          java.lang.String color)

scale one or all color components in the picture

Parameters:

p - An integer value, the percentage of the color component

color - A String, the color component, "red", "green", "blue" or "all"

Returns:

A Picture object

makePicture

public Picture makePicture(int width,
                           int height,
                           int[] pixels)

make a picture from an array of pixels

Parameters:

width - An integer, the width of the picture

height - An integer, the height of the picture

pixels - An integer array

waveFilter

public Picture waveFilter(int amplitude,
                          int frequency)

make a wave filter picture

Parameters:

amplitude - An integer value

frequency - An integer value

Returns:

A Picture object

shadow

public Picture shadow()

make a shadow picture

Returns:

A Picture object

getIntensity

public double getIntensity(int rgb)

get Intensity

Returns:

A double value

getIntensities

public double[] getIntensities()

get intensities

Returns:

A double array

edge

public Picture edge()

make an edge picture

Returns:

A Picture object

iHistogram

public int[] iHistogram()

intenisty histogram

Returns:

An integer array

getColors

public int[] getColors(java.lang.String color)

get color components of a picture

Returns:

An integer array

makeHistogram

public static int[] makeHistogram(int[] col)

make histogram

Returns:

An integer array

changeIntensities

public Picture changeIntensities(int p)

change intensities