所需要的jar包如下，可自行从maven官网上下载

所需jar包图

import java.awt.Color;

import java.awt.Dimension;

import java.awt.Graphics2D;

import java.awt.geom.Rectangle2D;

import java.awt.image.BufferedImage;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.util.ArrayList;

import java.util.List;

import javax.imageio.ImageIO;

import org.apache.commons.logging.Log;

import org.apache.poi.xslf.usermodel.XMLSlideShow;

import org.apache.poi.xslf.usermodel.XSLFShape;

import org.apache.poi.xslf.usermodel.XSLFSlide;

import org.apache.poi.xslf.usermodel.XSLFTextParagraph;

import org.apache.poi.xslf.usermodel.XSLFTextRun;

import org.apache.poi.xslf.usermodel.XSLFTextShape;

public class Test {

public static int doPPT2007toImage(File pptFile,File imgFile,List list) {

FileInputStream is = null ;

int imgCount = 0;

try {

is = new FileInputStream(pptFile);

XMLSlideShow xmlSlideShow = new XMLSlideShow(is);

is.close();

// 获取大小

Dimension pgsize = xmlSlideShow.getPageSize();

// 获取幻灯片

XSLFSlide[] slides = xmlSlideShow.getSlides();

imgCount = slides.length;

for (int i = 0 ; i < slides.length ; i++) {

// 解决乱码问题

XSLFShape[] shapes = slides[i].getShapes();

for (XSLFShape shape : shapes) {

if (shape instanceof XSLFTextShape) {

XSLFTextShape sh = (XSLFTextShape) shape;

List textParagraphs = sh.getTextParagraphs();

for (XSLFTextParagraph xslfTextParagraph : textParagraphs) {

List textRuns = xslfTextParagraph.getTextRuns();

for (XSLFTextRun xslfTextRun : textRuns) {

xslfTextRun.setFontFamily("宋体");

}

}

}

}

//根据幻灯片大小生成图片

BufferedImage img = new BufferedImage(pgsize.width,pgsize.height, BufferedImage.TYPE_INT_RGB);

Graphics2D graphics = img.createGraphics();

graphics.setPaint(Color.white);

graphics.fill(new Rectangle2D.Float(0, 0, pgsize.width,pgsize.height));

// 最核心的代码

slides[i].draw(graphics);

//图片将要存放的路径

String absolutePath = imgFile.getAbsolutePath()+"/"+ (i + 1) + ".jpg";

File jpegFile = new File(absolutePath);

// 图片路径存放

list.add((i + 1) + ".jpg");

//如果图片存在，则不再生成

if (jpegFile.exists()) {

continue;

}

// 这里设置图片的存放路径和图片的格式(jpeg,png,bmp等等),注意生成文件路径

FileOutputStream out = new FileOutputStream(jpegFile);

// 写入到图片中去

ImageIO.write(img, "jpeg", out);

out.close();

}

System.out.print("PPT转换成图片 成功！");

//log.error("PPT转换成图片 成功！");

return imgCount;

}

catch (Exception e) {

e.printStackTrace();

System.out.print("PPT转换成图片 发生异常！");

// log.error("PPT转换成图片 发生异常！", e);

}

return imgCount;

}

public static void main(String[] args) {

File ppt = new File("C:\\慧学.pptx");

File img = new File("C:\\2\\");

List list = new ArrayList();

System.out.println(doPPT2007toImage(ppt,img,list));

}

}