java怎么读取图片内容
// 从文件读取
File sourceimage = new File('taobao.gif');
image = ImageIO.read(sourceimage);
// 从输入流读取
InputStream is = new BufferedInputStream(new FileInputStream('mid.jpg'));
image = ImageIO.read(is);
// 从url中读取
URL url = new URL('https://img.alicdn.com/tfs/TB1TG0RJ6DpK1RjSZFrXXa78VXa-190-121.gif');
image = ImageIO.read(url);
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