程序包 com.google.zxing.client.j2se

类 MatrixToImageWriter

java.lang.Object

com.google.zxing.client.j2se.MatrixToImageWriter

public final class MatrixToImageWriter
extends java.lang.Object

Writes a BitMatrix to BufferedImage, file or stream. Provided here instead of core since it depends on Java SE libraries.

作者:

Sean Owen

方法概要

修饰符和类型	方法	说明
static java.awt.image.BufferedImage	toBufferedImage(com.google.zxing.common.BitMatrix matrix)	Renders a BitMatrix as an image, where "false" bits are rendered as white, and "true" bits are rendered as black.
static java.awt.image.BufferedImage	toBufferedImage(com.google.zxing.common.BitMatrix matrix, MatrixToImageConfig config)	As toBufferedImage(BitMatrix), but allows customization of the output.
static void	writeToFile(com.google.zxing.common.BitMatrix matrix, java.lang.String format, java.io.File file)	Writes a BitMatrix to a file.
static void	writeToFile(com.google.zxing.common.BitMatrix matrix, java.lang.String format, java.io.File file, MatrixToImageConfig config)	As writeToFile(BitMatrix, String, File), but allows customization of the output.
static void	writeToStream(com.google.zxing.common.BitMatrix matrix, java.lang.String format, java.io.OutputStream stream)	Writes a BitMatrix to a stream.
static void	writeToStream(com.google.zxing.common.BitMatrix matrix, java.lang.String format, java.io.OutputStream stream, MatrixToImageConfig config)	As writeToStream(BitMatrix, String, OutputStream), but allows customization of the output.

从类继承的方法 java.lang.Object

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

方法详细资料

toBufferedImage

public static java.awt.image.BufferedImage toBufferedImage(com.google.zxing.common.BitMatrix matrix)

Renders a BitMatrix as an image, where "false" bits are rendered as white, and "true" bits are rendered as black.

参数:

matrix - 像素点阵

返回:

缓存Image对象

toBufferedImage

public static java.awt.image.BufferedImage toBufferedImage(com.google.zxing.common.BitMatrix matrix,
                                                           MatrixToImageConfig config)

As toBufferedImage(BitMatrix), but allows customization of the output.

参数:

matrix - 像素点阵

config - 像素点阵转换为缓存Image对象的配置

返回:

缓存Image对象

writeToFile

public static void writeToFile(com.google.zxing.common.BitMatrix matrix,
                               java.lang.String format,
                               java.io.File file)
                        throws java.io.IOException

Writes a BitMatrix to a file.

参数:

matrix - 像素点阵

format - 文件格式

file - 输出文件

抛出:

java.io.IOException - IO异常

java.io.IOException - IO异常

java.io.IOException - IO异常

另请参阅:

toBufferedImage(BitMatrix)

writeToFile

public static void writeToFile(com.google.zxing.common.BitMatrix matrix,
                               java.lang.String format,
                               java.io.File file,
                               MatrixToImageConfig config)
                        throws java.io.IOException

As writeToFile(BitMatrix, String, File), but allows customization of the output.

参数:

matrix - 像素点阵

format - 文件格式

file - 输出文件

config - 像素点阵转换为缓存Image对象的配置

抛出:

java.io.IOException - IO异常

writeToStream

public static void writeToStream(com.google.zxing.common.BitMatrix matrix,
                                 java.lang.String format,
                                 java.io.OutputStream stream)
                          throws java.io.IOException

Writes a BitMatrix to a stream.

参数:

matrix - 像素点阵

format - 文件格式

stream - 输出流

抛出:

java.io.IOException - IO异常

另请参阅:

toBufferedImage(BitMatrix)

writeToStream

public static void writeToStream(com.google.zxing.common.BitMatrix matrix,
                                 java.lang.String format,
                                 java.io.OutputStream stream,
                                 MatrixToImageConfig config)
                          throws java.io.IOException

As writeToStream(BitMatrix, String, OutputStream), but allows customization of the output.

参数:

matrix - 像素点阵

format - 文件格式

stream - 输出流

config - 像素点阵转换为缓存Image对象的配置

抛出:

java.io.IOException - IO异常