图片拼接合并及图片上添加文字

package com.jeeplus.common.utils;
import com.sun.image.codec.jpeg.JPEGCodec;
import com.sun.image.codec.jpeg.JPEGEncodeParam;
import com.sun.image.codec.jpeg.JPEGImageEncoder;
import javax.imageio.ImageIO;
import javax.swing.*;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileOutputStream;
/**
* 图片合成及图片上添加文字
*/
public class ImageComposite {
public static final void overlapImage(String bigPath, String smallPath,String outPath,int x,int y,int width,int height) {
try {
BufferedImage big = ImageIO.read(new File(bigPath));
BufferedImage small = ImageIO.read(new File(smallPath));
Graphics2D g = big.createGraphics();
/* int x = (big.getWidth() - small.getWidth()) / 2;
int y = (big.getHeight() - small.getHeight()) / 2;*/
/*
* 300:小图片位置X
* 880:小图片位置y
* 40:小图片横向长度
* 400:小图片纵向长度
*/
//
g.drawImage(small, 300, 880, 40, 400, null);
g.drawImage(small, x, y, width, height, null);
g.dispose();
ImageIO.write(big, "png", new File(outPath));
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 图片上加字
*/
public static void createStringMark(String filePath, String markContent, Color markContentColor,
float qualNum, String outPath,String typeFace,int fontType,int fontSize,int x,int y) {
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(markContent);
BufferedImage bimage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
Graphics2D g = bimage.createGraphics();
g.setColor(markContentColor);
g.setBackground(Color.red);
g.drawImage(theImg, 0, 0, null);
g.setFont(new Font(typeFace, fontType, fontSize)); // 字体、字型、字号
g.drawString(markContent, x, y); // 画文字的位置
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(qualNum, true);
encoder.encode(bimage, param);
out.close();
} catch (Exception e) {
e.printStackTrace();
}
}
public static void main(String[] args) {
//
overlapImage("C:/aa/1.png", "C:/aa/fb.png","C:/aa/3.png");// 图片合成
//
createStringMark("C:/aa/3.png", "加字内容", new Color(137, 137, 137), 100, "C:/aa/3.png"); //图片上加字
}
}

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