cn.orionsec.kit.lang.utils.awt

Class Images

java.lang.Object

cn.orionsec.kit.lang.utils.awt.Images

public class Images
extends Object

图片工具类

Since:

2020/7/15 11:06

Version:

1.0.0

Author:

Jiahang Li

Method Summary

Modifier and Type	Method and Description
static byte[]	base64Decode(String s) 图片 base64 解码
static String	base64Encode(BufferedImage img) BufferedImage 转 base64
static String	base64Encode(BufferedImage img, String format) BufferedImage 转 base64
static String	base64Encode(byte[] bs) 图片 base64 编码
static String	base64Encode(byte[] bs, String type) 图片 base64 编码
static BufferedImage	copy(BufferedImage img) 复制 BufferedImage
static BufferedImage	copy(BufferedImage img, int imageType) 复制 BufferedImage
static byte[]	getBytes(BufferedImage img) BufferedImage 转 byte[]
static byte[]	getBytes(BufferedImage img, String format) BufferedImage 转 byte[]
static BufferedImage	getImage(byte[] bs) 获取BufferedImage
static BufferedImage	getImage(File file) 获取BufferedImage
static BufferedImage	getImage(InputStream in) 获取BufferedImage
static BufferedImage	getImage(String path) 获取 BufferedImage
static BufferedImage	getImageBase64(byte[] bs) 获取BufferedImage
static BufferedImage	getImageBase64(String base64) 获取BufferedImage
static BufferedImage	getImageByIcons(byte[] bs)
static BufferedImage	getImageByIcons(ImageIcon icon) 通过 ImageIcon 获取图片 解决读取文件是红色遮罩层的问题
static BufferedImage	getImageByIcons(InputStream in)
static BufferedImage	getImageByIcons(String base64)
static BufferedImage	getRadiusImage(BufferedImage image, float arcw, float arch) 绘制圆角
static BufferedImage	getRadiusImage(BufferedImage image, int radius)
static int[]	getSize(BufferedImage img) 获取图片大小
static BufferedImage	getTransparentImage(int width, int height) 创建一个透明背景的图片 需要png格式导出
static BufferedImage	resize(BufferedImage img, int width, int height) 重置图片大小
static BufferedImage	resize(BufferedImage img, int width, int height, int x, int y) 重置图片大小
static void	setAntiAliasing(Graphics2D g2d) 设置抗锯齿
static void	write(BufferedImage img, File file) BufferedImage 输出到文件
static void	write(BufferedImage img, OutputStream out) BufferedImage 输出到流
static void	write(BufferedImage img, String path) BufferedImage 输出到文件
static void	write(BufferedImage img, String format, File file) BufferedImage 输出到文件
static void	write(BufferedImage img, String format, OutputStream out) BufferedImage 输出到流
static void	write(BufferedImage img, String format, String path) BufferedImage 输出到文件

Methods inherited from class java.lang.Object

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

Method Detail

copy

public static BufferedImage copy(BufferedImage img)

复制 BufferedImage

Parameters:

img - BufferedImage

Returns:

BufferedImage

copy

public static BufferedImage copy(BufferedImage img,
                                 int imageType)

复制 BufferedImage

Parameters:

img - BufferedImage

imageType - 图片类型

Returns:

BufferedImage

resize

public static BufferedImage resize(BufferedImage img,
                                   int width,
                                   int height)

重置图片大小

Parameters:

img - 图片

width - 新宽度

height - 新高度

Returns:

新图片

resize

public static BufferedImage resize(BufferedImage img,
                                   int width,
                                   int height,
                                   int x,
                                   int y)

重置图片大小

Parameters:

img - 图片

width - 新宽度

height - 新高度

x - 绘制x坐标

y - 绘制y坐标

Returns:

新图片

setAntiAliasing

public static void setAntiAliasing(Graphics2D g2d)

设置抗锯齿

Parameters:

g2d - g2d

getTransparentImage

public static BufferedImage getTransparentImage(int width,
                                                int height)

创建一个透明背景的图片 需要png格式导出

Parameters:

width - width

height - height

Returns:

BufferedImage

getRadiusImage

public static BufferedImage getRadiusImage(BufferedImage image,
                                           int radius)

getRadiusImage

public static BufferedImage getRadiusImage(BufferedImage image,
                                           float arcw,
                                           float arch)

绘制圆角

Parameters:

image - image

arcw - arcw

arch - arch

Returns:

圆角image

getImage

public static BufferedImage getImage(String path)

获取 BufferedImage

Parameters:

path - 文件路径

Returns:

BufferedImage

getImage

public static BufferedImage getImage(File file)

获取BufferedImage

Parameters:

file - 文件

Returns:

BufferedImage

getImage

public static BufferedImage getImage(byte[] bs)

获取BufferedImage

Parameters:

bs - bytes

Returns:

BufferedImage

getImage

public static BufferedImage getImage(InputStream in)

获取BufferedImage

Parameters:

in - inputStream

Returns:

BufferedImage

getImageBase64

public static BufferedImage getImageBase64(String base64)

获取BufferedImage

Parameters:

base64 - base64 包含头

Returns:

BufferedImage

getImageBase64

public static BufferedImage getImageBase64(byte[] bs)

获取BufferedImage

Parameters:

bs - base64bytes 不包含头

Returns:

BufferedImage

getImageByIcons

public static BufferedImage getImageByIcons(byte[] bs)

getImageByIcons

public static BufferedImage getImageByIcons(InputStream in)
                                     throws IOException

Throws:

IOException

getImageByIcons

public static BufferedImage getImageByIcons(String base64)

getImageByIcons

public static BufferedImage getImageByIcons(ImageIcon icon)

通过 ImageIcon 获取图片 解决读取文件是红色遮罩层的问题

Parameters:

icon - icon

Returns:

BufferedImage

getSize

public static int[] getSize(BufferedImage img)

获取图片大小

Parameters:

img - 图片

Returns:

{width, height}

getBytes

public static byte[] getBytes(BufferedImage img)

BufferedImage 转 byte[]

Parameters:

img - img

Returns:

byte[]

getBytes

public static byte[] getBytes(BufferedImage img,
                              String format)

BufferedImage 转 byte[]

Parameters:

img - img

format - 格式

Returns:

byte[]

write

public static void write(BufferedImage img,
                         OutputStream out)
                  throws IOException

BufferedImage 输出到流

Parameters:

img - image

out - 输出流

Throws:

IOException - IOException

write

public static void write(BufferedImage img,
                         String format,
                         OutputStream out)
                  throws IOException

BufferedImage 输出到流

Parameters:

img - image

format - 格式

out - 输出流

Throws:

IOException - IOException

write

public static void write(BufferedImage img,
                         String path)
                  throws IOException

BufferedImage 输出到文件

Parameters:

img - image

path - 文件路径

Throws:

IOException - IOException

write

public static void write(BufferedImage img,
                         String format,
                         String path)
                  throws IOException

BufferedImage 输出到文件

Parameters:

img - image

format - 格式

path - 文件路径

Throws:

IOException - IOException

write

public static void write(BufferedImage img,
                         File file)
                  throws IOException

BufferedImage 输出到文件

Parameters:

img - image

file - 文件

Throws:

IOException - IOException

write

public static void write(BufferedImage img,
                         String format,
                         File file)
                  throws IOException

BufferedImage 输出到文件

Parameters:

img - image

format - 格式

file - 文件

Throws:

IOException - IOException

base64Encode

public static String base64Encode(BufferedImage img)

BufferedImage 转 base64

Parameters:

img - img

Returns:

base64

base64Encode

public static String base64Encode(BufferedImage img,
                                  String format)

BufferedImage 转 base64

Parameters:

img - img

format - 格式

Returns:

base64

base64Encode

public static String base64Encode(byte[] bs)

图片 base64 编码

Parameters:

bs - bs

Returns:

base64

base64Encode

public static String base64Encode(byte[] bs,
                                  String type)

图片 base64 编码

Parameters:

bs - bs

type - jpg, jpeg, png

Returns:

base64

base64Decode

public static byte[] base64Decode(String s)

图片 base64 解码

Parameters:

s - base64

Returns:

图片