pdf转图片，图片插入pdf

package cn.csu.utils;


import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.rendering.PDFRenderer;
import org.apache.poi.util.IOUtils;
import org.apache.poi.util.Units;
import org.apache.poi.xwpf.usermodel.ParagraphAlignment;
import org.apache.poi.xwpf.usermodel.XWPFDocument;
import org.apache.poi.xwpf.usermodel.XWPFParagraph;
import org.apache.poi.xwpf.usermodel.XWPFRun;

import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.*;

/**
 * Created by 胡歌的小迷弟 on 2019/9/9 14:17
 */
public class Main {

    public static void main(String[] args) throws Exception {
            //pdf2png("C:\\Users\\wy\\Documents\\Tencent Files\\920937242\\FileRecv","3","png");
            png2word("C:\\Users\\wy\\Documents\\Tencent Files\\920937242\\FileRecv\\1\\3-代表论文1\\11_1.png");
    }

    /**
     * 转换全部的pdf
     * @param fileAddress 文件地址
     * @param filename PDF文件名
     * @param type 图片类型
     */
    public static void pdf2png(String fileAddress,String filename,String type) {
        // 将pdf装图片 并且自定义图片得格式大小
        File file = new File(fileAddress+"\\"+filename+".pdf");
        try {
            PDDocument doc = PDDocument.load(file);
            PDFRenderer renderer = new PDFRenderer(doc);
            int pageCount = doc.getNumberOfPages();
            for (int i = 0; i < pageCount; i++) {
                BufferedImage image = renderer.renderImageWithDPI(i, 144); // Windows native DPI
                // BufferedImage srcImage = resize(image, 240, 240);//产生缩略图
                ImageIO.write(image, type, new File(fileAddress+"\\1"+filename+"_"+(i+1)+"."+type));
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }


    /**
     *自由确定起始页和终止页
     * @param fileAddress 文件地址
     * @param filename pdf文件名
     * @param indexOfStart 开始页  开始转换的页码，从0开始
     * @param indexOfEnd 结束页  停止转换的页码，-1为全部
     * @param type 图片类型
     */
    public static void pdf2png(String fileAddress,String filename,int indexOfStart,int indexOfEnd,String type) {
        // 将pdf装图片 并且自定义图片得格式大小
        File file = new File(fileAddress+"\\"+filename+".pdf");
        try {
            PDDocument doc = PDDocument.load(file);
            PDFRenderer renderer = new PDFRenderer(doc);
            int pageCount = doc.getNumberOfPages();
            for (int i = indexOfStart; i < indexOfEnd; i++) {
                BufferedImage image = renderer.renderImageWithDPI(i, 144); // Windows native DPI
                // BufferedImage srcImage = resize(image, 240, 240);//产生缩略图
                ImageIO.write(image, type, new File(fileAddress+"\\"+filename+"_"+(i+1)+"."+type));
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }


    public static  void png2word(String filename) throws Exception {
        XWPFDocument doc = new XWPFDocument();

        XWPFParagraph title = doc.createParagraph();
        XWPFRun run = title.createRun();
       // run.setText("Fig.1 A Natural Scene");
        run.setBold(true);
        title.setAlignment(ParagraphAlignment.CENTER);

        String imgFile = filename;
        FileInputStream is = new FileInputStream(imgFile);
        run.addBreak();
        run.addPicture(is, XWPFDocument.PICTURE_TYPE_PNG, imgFile, Units.toEMU(200), Units.toEMU(200)); // 200x200 pixels
        is.close();
        File file=new File("c:\\zdcc\\test4.docx" );
        if(!file.exists()){
            file.createNewFile();
        }
        FileOutputStream fos = new FileOutputStream(file);
        doc.write(fos);
        fos.close();
    }
}

   <dependency>
      <groupId>xmlbeans</groupId>
      <artifactId>xmlbeans</artifactId>
      <version>2.3.0</version>
    </dependency>
    <dependency>
      <groupId>org.apache.poi</groupId>
      <artifactId>poi-ooxml</artifactId>
      <version>3.15</version>
    </dependency>