SciLib.SP.IP
Class Filter

java.lang.Object
  SciLib.SP.IP.Filter

public final class Filter
extends java.lang.Object

This class contains some useful methods used in image processing.

Constructor Summary

Filter()

Method Summary

static java.awt.Image	bwFilter(java.awt.Image img, java.awt.Component c) black and white filter an image with a media tracker in a component c
static java.awt.Image	crop(int x, int y, int w, int h, java.awt.Image img, java.awt.Component c) crop an image with a specific rectangle
static java.awt.Image	crop(java.awt.Rectangle rect, java.awt.Image img, java.awt.Component c) crop an image with a specific rectangle
static java.awt.Image	dissolve(int alpha, java.awt.Image img, java.awt.Component c) rgb filter an image with a media tracker in a component c
static java.awt.Image	load(java.awt.Image img, java.awt.Component c) load an image with a media tracker in a component c
static java.awt.Image	load(java.lang.String fileName, java.awt.Component c) load an image from a file with a media tracker in a component c
static java.awt.Image	negativeFilter(java.awt.Image img, java.awt.Component c) negative filter an image with a media tracker in a component c
static java.awt.Image	scale(double ws, double hs, java.awt.Image img, java.awt.Component c) scale an image with with a media tracker in a component c
static java.awt.Image	scaleColor(int r, int g, int b, java.awt.Image img, java.awt.Component c) scale all colors in an image with a media tracker in a component c
static java.awt.Image	scaleColor(int p, java.lang.String color, java.awt.Image img, java.awt.Component c) scale one or all color components in the picture

Methods inherited from class java.lang.Object

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

Constructor Detail

Filter

public Filter()

Method Detail

load

public static java.awt.Image load(java.lang.String fileName,
                                  java.awt.Component c)

load an image from a file with a media tracker in a component c

Parameters:

fileName - A String

c - A Component

Returns:

An image object

load

public static java.awt.Image load(java.awt.Image img,
                                  java.awt.Component c)

load an image with a media tracker in a component c

Parameters:

img - An image

c - A Component

Returns:

An image object

crop

public static java.awt.Image crop(int x,
                                  int y,
                                  int w,
                                  int h,
                                  java.awt.Image img,
                                  java.awt.Component c)

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

img - An image

c - A Component

Returns:

An image object

crop

public static java.awt.Image crop(java.awt.Rectangle rect,
                                  java.awt.Image img,
                                  java.awt.Component c)

crop an image with a specific rectangle

Parameters:

rect - A Rectangle

img - An Image

c - A Component

Returns:

An image object

scale

public static java.awt.Image scale(double ws,
                                   double hs,
                                   java.awt.Image img,
                                   java.awt.Component c)

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

img - An image

c - A Component

Returns:

An image object

dissolve

public static java.awt.Image dissolve(int alpha,
                                      java.awt.Image img,
                                      java.awt.Component c)

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

Parameters:

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

img - An image

c - A Component

Returns:

An image object

bwFilter

public static java.awt.Image bwFilter(java.awt.Image img,
                                      java.awt.Component c)

black and white filter an image with a media tracker in a component c

Parameters:

img - An image

c - A Component

Returns:

An image object

negativeFilter

public static java.awt.Image negativeFilter(java.awt.Image img,
                                            java.awt.Component c)

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

Parameters:

img - An image

c - A Component

Returns:

An image object

scaleColor

public static java.awt.Image scaleColor(int r,
                                        int g,
                                        int b,
                                        java.awt.Image img,
                                        java.awt.Component c)

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

Parameters:

r - An integer value, a red percentage between -100 and 100

g - An integer value, a green percentage between -100 and 100

b - An integer value, a blue percentage between -100 and 100

img - An image

c - A Component

Returns:

An image object

scaleColor

public static java.awt.Image scaleColor(int p,
                                        java.lang.String color,
                                        java.awt.Image img,
                                        java.awt.Component c)

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"

img - An image

c - A Component

Returns:

An image object