java实现固定宽高压缩图片

声明:欢迎批评指正

目标:java实现按固定宽高压缩图片

开始！

api:
1. thumbnailator:https://codeload.github.com/coobird/thumbnailator/zip/master

2.jdk api(File/BufferedImage/ImageIO)

jar地址:

http://central.maven.org/maven2/net/coobird/thumbnailator/0.4.8/thumbnailator-0.4.8.jar

pom.xml:

<dependency>
    <groupId>net.coobird</groupId>
    <artifactId>thumbnailator</artifactId>
    <version>0.4.8</version>
</dependency>

导入jar包:
import java.awt.image.BufferedImage;
import java.io.File;
import javax.imageio.ImageIO;
import net.coobird.thumbnailator.builders.BufferedImageBuilder;
import net.coobird.thumbnailator.resizers.Resizers;

// 压缩文件
BufferedImage srcImg = ImageIO.read(new File("c:\\图片1.jpg"));
// 按宽300,高200压缩图片
BufferedImage tarImg = new BufferedImageBuilder(300, 200, BufferedImage.TYPE_3BYTE_BGR).build();
Resizers.BILINEAR.resize(srcImg, tarImg);
//写压缩文件

 ImageIO.write(tarImg, "jpg", new File("c:\\图片1_压缩.jpg"));

(全文完)