thumbnailator + webp-imageio-core實現java處理圖片支持webp

thumbnailator提供了便捷的圖片處理api，webp-imageio-core屏蔽了不一樣平臺webp本地庫的差別。

<dependency>  
    <groupId>com.github.nintha</groupId>  
    <artifactId>webp-imageio-core</artifactId>  
    <version>{versoin}</version>  
    <scope>system</scope>  
    <systemPath>${project.basedir}/libs/webp-imageio-core-{version}.jar</systemPath>  
</dependency>
<dependency>
    <groupId>net.coobird</groupId>
    <artifactId>thumbnailator</artifactId>
    <version>0.4.8</version>
</dependency>

連接：

1. Java圖片處理工具類庫推薦---ThumbNailtor
2. webp-imageio-core