cn.apiclub.captcha.filter.image

类 GainFilter

java.lang.Object

cn.apiclub.captcha.filter.image.AbstractBufferedImageOp

cn.apiclub.captcha.filter.image.PointFilter

cn.apiclub.captcha.filter.image.TransferFilter

cn.apiclub.captcha.filter.image.GainFilter

所有已实现的接口:

BufferedImageOp, Cloneable

public class GainFilter
extends TransferFilter

A filter which changes the gain and bias of an image - similar to ContrastFilter.

字段概要

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

bTable, gTable, initialized, rTable

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
GainFilter()

方法概要

方法

限定符和类型	方法和说明
float	getBias() Get the bias.
float	getGain() Get the gain.
void	setBias(float bias) Set the bias.
void	setGain(float gain) Set the gain.
String	toString()
protected float	transferFunction(float f)

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

filter, filterRGB, getLUT, initialize, makeTable

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

GainFilter

public GainFilter()

方法详细资料

transferFunction

protected float transferFunction(float f)

覆盖:

transferFunction 在类中 TransferFilter

setGain

public void setGain(float gain)

Set the gain.

参数:

gain - the gain

另请参阅:

getGain()

getGain

public float getGain()

Get the gain.

返回:

the gain

另请参阅:

setGain(float)

setBias

public void setBias(float bias)

Set the bias.

参数:

bias - the bias

另请参阅:

getBias()

getBias

public float getBias()

Get the bias.

返回:

the bias

另请参阅:

setBias(float)

toString

public String toString()

覆盖:

toString 在类中 Object