cn.apiclub.captcha.filter.image

类 TritoneFilter

java.lang.Object

cn.apiclub.captcha.filter.image.AbstractBufferedImageOp

cn.apiclub.captcha.filter.image.PointFilter

cn.apiclub.captcha.filter.image.TritoneFilter

所有已实现的接口:

BufferedImageOp, Cloneable

public class TritoneFilter
extends PointFilter

A filter which performs a tritone conversion on an image. Given three colors for shadows, midtones and highlights, it converts the image to grayscale and then applies a color mapping based on the colors.

字段概要

从类继承的字段 cn.apiclub.captcha.filter.image.PointFilter

canFilterIndexColorModel

构造器概要

构造器

构造器和说明
TritoneFilter()

方法概要

方法

限定符和类型	方法和说明
BufferedImage	filter(BufferedImage src, BufferedImage dst)
int	filterRGB(int x, int y, int rgb)
int	getHighColor() Get the high color.
int	getMidColor() Get the mid color.
int	getShadowColor() Get the shadow color.
void	setHighColor(int highColor) Set the high color.
void	setMidColor(int midColor) Set the mid color.
void	setShadowColor(int shadowColor) Set the shadow color.
String	toString()

从类继承的方法 cn.apiclub.captcha.filter.image.PointFilter

setDimensions

从类继承的方法 cn.apiclub.captcha.filter.image.AbstractBufferedImageOp

clone, createCompatibleDestImage, getBounds2D, getPoint2D, getRenderingHints, getRGB, setRGB

从类继承的方法 java.lang.Object

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

构造器详细资料

TritoneFilter

public TritoneFilter()

方法详细资料

filter

public BufferedImage filter(BufferedImage src,
                   BufferedImage dst)

指定者:

filter 在接口中 BufferedImageOp

覆盖:

filter 在类中 PointFilter

filterRGB

public int filterRGB(int x,
            int y,
            int rgb)

指定者:

filterRGB 在类中 PointFilter

setShadowColor

public void setShadowColor(int shadowColor)

Set the shadow color.

参数:

shadowColor - the shadow color

另请参阅:

getShadowColor()

getShadowColor

public int getShadowColor()

Get the shadow color.

返回:

the shadow color

另请参阅:

setShadowColor(int)

setMidColor

public void setMidColor(int midColor)

Set the mid color.

参数:

midColor - the mid color

另请参阅:

#getmidColor

getMidColor

public int getMidColor()

Get the mid color.

返回:

the mid color

另请参阅:

#setmidColor

setHighColor

public void setHighColor(int highColor)

Set the high color.

参数:

highColor - the high color

另请参阅:

#gethighColor

getHighColor

public int getHighColor()

Get the high color.

返回:

the high color

另请参阅:

#sethighColor

toString

public String toString()

覆盖:

toString 在类中 Object