/**

　　* 将pdf转成img

　　*/

　　public static void changePdfToImg() {

　　try {

　　File file = new File("E:\\test\\baseInfo_2.pdf");

　　RandomAccessFile raf = new RandomAccessFile(file, "r");

　　FileChannel channel = raf.getChannel();

　　MappedByteBuffer buf = channel.map(FileChannel.MapMode.READ_ONLY, 0, channel.size());

　　PDFFile pdffile = new PDFFile(buf);

　　for (int i = 1; i <= pdffile.getNumPages(); i++) {

　　PDFPage page = pdffile.getPage(i);

　　Rectangle rect = new Rectangle(0, 0, ((int) page.getBBox().getWidth()), ((int) page.getBBox().getHeight()));

　　Image img = page.getImage(rect.width, rect.height, rect,

　　null, // null for the ImageObserver

　　true, // fill background with white

　　true // block until drawing is done

　　);