图片合并
public static void main(String[] args){try {ChatServerImpl a=new ChatServerImpl();File f = new File(a.getClass().getResource("/").getPath());System.out.println(f);InputStream imagein=new FileInputStream(f+"/img1.png");InputStream imagein2=new FileInputStream(f+"./img2.png");BufferedImage image= ImageIO.read(imagein);BufferedImage image2=ImageIO.read(imagein2);Graphics g=image.getGraphics();g.drawImage(image2,image.getWidth()-image2.getWidth()-15,image.getHeight()-image2.getHeight()-10,image2.getWidth()+10,image2.getHeight()+5,null);OutputStream outImage=new FileOutputStream(f+"/new.jpg");JPEGImageEncoder enc= JPEGCodec.createJPEGEncoder(outImage);enc.encode(image);imagein.close();imagein2.close();outImage.close();} catch (Exception e) {e.printStackTrace();}}
生成二维码并保存
利用ZXing生成二维码的工具类
