java转换ppt为图片

import java.awt.Dimension;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics2D;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;

import org.apache.poi.hslf.model.TextRun;
import org.apache.poi.hslf.record.Slide;
import org.apache.poi.hslf.usermodel.RichTextRun;
import org.apache.poi.hslf.usermodel.SlideShow;

public class PPTtoImage {
	public static void main(String[] args) {
		// 读入PPT文件
		File file = new File("C:/test.ppt");
		doPPTtoImage(file);
	}

	public static boolean doPPTtoImage(File file) {
		boolean isppt = checkFile(file);
		if (!isppt) {
			System.out.println("The image you specify don't exit!");
			return false;
		}
		try {

			FileInputStream is = new FileInputStream(file);
			SlideShow ppt = new SlideShow(is);
			is.close();
			Dimension pgsize = ppt.getPageSize();
			org.apache.poi.hslf.model.Slide[] slide = ppt.getSlides();
			for (int i = 0; i < slide.length; i++) {
				System.out.print("第" + i + "页。");
				
				TextRun[] truns = slide[i].getTextRuns();   
                for ( int k=0;k<truns.length;k++){   
                   RichTextRun[] rtruns = truns[k].getRichTextRuns();   
                  for(int l=0;l<rtruns.length;l++){   
                       int index = rtruns[l].getFontIndex();   
                        String name = rtruns[l].getFontName();             
                        rtruns[l].setFontIndex(1);   
                        rtruns[l].setFontName("宋体");                       
                   }   
                }   
				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));
				slide[i].draw(graphics);

				// 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("C:/pict_"+ (i + 1) + ".jpeg");
				javax.imageio.ImageIO.write(img, "jpeg", out);
				out.close();

			}
			System.out.println("success!!");
			return true;
		} catch (FileNotFoundException e) {
			System.out.println(e);
			// System.out.println("Can't find the image!");
		} catch (IOException e) {
		}
		return false;
	}

	// function 检查文件是否为PPT
	public static boolean checkFile(File file) {

		boolean isppt = false;
		String filename = file.getName();
		String suffixname = null;

		if (filename != null && filename.indexOf(".") != -1) {
			suffixname = filename.substring(filename.indexOf("."));
			if (suffixname.equals(".ppt")) {
				isppt = true;
			}
			return isppt;
		} else {
			return isppt;
		}
	}

}

 

不知道从那找到的了，呵呵