Java 给图片添加文字功能

package imge;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.image.BufferedImage;
import java.io.FileOutputStream;
import javax.swing.ImageIcon;
import com.sun.image.codec.jpeg.JPEGCodec;
import com.sun.image.codec.jpeg.JPEGEncodeParam;
import com.sun.image.codec.jpeg.JPEGImageEncoder;

public class ImageEdit {
	
	public static void main(String[] a) {


		ImageEdit.createStringMark("D://A.jpg", "测试文字","d://B.jpg");
		}


      /**
	     * @param filePath 源图片路径
	     * @param markContent 图片中添加内容
	     * @param outPath  输出图片路径
	     * 字体颜色等在函数内部实现的
       */
		//给jpg添加文字
		public static boolean createStringMark(String filePath,String markContent,String outPath) 
		{ 
		ImageIcon imgIcon=new ImageIcon(filePath); 
		Image theImg =imgIcon.getImage(); 
		int width=theImg.getWidth(null)==-1?200:theImg.getWidth(null); 
		int height= theImg.getHeight(null)==-1?200:theImg.getHeight(null); 
		System.out.println(width);
		System.out.println(height);
		System.out.println(theImg);
		BufferedImage bimage = new BufferedImage(width,height, BufferedImage.TYPE_INT_RGB); 
		Graphics2D g=bimage.createGraphics(); 
		
		Color mycolor = Color.red; 
        g.setColor(mycolor); 
		g.setBackground(Color.red); 
		g.drawImage(theImg, 0, 0, null ); 
		g.setFont(new Font("宋体",Font.PLAIN,50)); //字体、字型、字号 
		g.drawString(markContent,width/2,height/2); //画文字 
		g.dispose(); 
		try 
		{ 
		FileOutputStream out=new FileOutputStream(outPath); //先用一个特定的输出文件名 
		JPEGImageEncoder encoder =JPEGCodec.createJPEGEncoder(out); 
		JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(bimage); 
		param.setQuality(100, true);  //
		encoder.encode(bimage, param); 
		out.close(); 
		} 
		catch(Exception e) 
		{ return false; } 
		return true; 
		} 

}

  下图是测试结果