import java.awt.Image;
import java.awt.Rectangle;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.RandomAccessFile;
import java.lang.reflect.Method;
import java.nio.MappedByteBuffer;
import java.nio.channels.FileChannel;
import java.security.AccessController;
import java.security.PrivilegedAction;
import com.sun.image.codec.jpeg.JPEGCodec;
import com.sun.image.codec.jpeg.JPEGEncodeParam;
import com.sun.image.codec.jpeg.JPEGImageEncoder;
import com.sun.pdfview.PDFFile;
import com.sun.pdfview.PDFPage;
/**
* pdf转html
* @author Administrator
*
*/
public class PDFchangToImage {
public static void main(String[] args) {
PDFchangToImage.changePdfToImg();
}
private static void changePdfToImg() {
try {
File file = new File("D:\\aa1\\WS1-(X-003)-2009Z.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);
Long randStr = 0l;
randStr = System.currentTimeMillis();
FileOutputStream fos;
StringBuffer buffer = new StringBuffer();
buffer.append("<!doctype html>\r\n");
buffer.append("<head>\r\n");
buffer.append("<meta charset=\"UTF-8\">\r\n");
buffer.append("</head>\r\n");
buffer.append("<body style=\"background-color:gray;\">\r\n");
buffer.append("<style>\r\n");
buffer.append("img {background-color:#fff; text-align:center; width:100%; max-width:100%;margin-top:6px;}\r\n");
buffer.append("</style>\r\n");
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()));
int n = 6;
/** 图片清晰度（n>0且n<7）【pdf放大参数】 */
Image img = page.getImage(rect.width * n, rect.height * n,
rect, /** 放大pdf到n倍，创建图片。 */
null, /** null for the ImageObserver */
true, /** fill background with white */
true /** block until drawing is done */
);
BufferedImage tag = new BufferedImage(rect.width * n,
rect.height * n, BufferedImage.TYPE_INT_RGB);
tag.getGraphics().drawImage(img, 0, 0, rect.width * n,
rect.height * n, null);
/**
* File imgfile = new File("D:\\work\\mybook\\FilesNew\\img\\" +
* i + ".jpg"); if(imgfile.exists()){
* if(imgfile.createNewFile()) { System.out.println("创建图片："+
* "D:\\work\\mybook\\FilesNew\\img\\" + i + ".jpg"); } else {
* System.out.println("创建图片失败！"); } }
*/
FileOutputStream out = new FileOutputStream("D:\\aa1\\" + i+ "1003.jpg");
/** 输出到文件流 */
JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
JPEGEncodeParam param2 = encoder.getDefaultJPEGEncodeParam(tag);
param2.setQuality(1f, true);
/** 1f~0.01f是提高生成的图片质量 */
encoder.setJPEGEncodeParam(param2);
encoder.encode(tag);
/** JPEG编码 */
out.close();
buffer.append("<img src=\"" + "D:\\aa1\\" + i + "1003.jpg\"/>\r\n");
}
channel.close();
raf.close();
unmap(buf);
buffer.append("</body>\r\n");
buffer.append("</html>");
// 生成网页文件
fos = new FileOutputStream("D:\\aa1\\"+ randStr + ".html");
System.out.println("D:\\aa1\\" + randStr + ".html");
fos.write(buffer.toString().getBytes());
fos.flush();
fos.close();
/** 如果要在转图片之后删除pdf，就必须要这个关闭流和清空缓冲的方法 */
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
@SuppressWarnings("unchecked")
private static void unmap(final Object buffer) {
AccessController.doPrivileged(new PrivilegedAction() {
public Object run() {
try {
Method getCleanerMethod = buffer.getClass().getMethod(
"cleaner", new Class[0]);
getCleanerMethod.setAccessible(true);
sun.misc.Cleaner cleaner = (sun.misc.Cleaner) getCleanerMethod
.invoke(buffer, new Object[0]);
cleaner.clean();
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
});
}
}
test0002.zip （40个子文件） 
test0002 .settings 
org.eclipse.wst.jsdt.ui.superType.name 6B org.eclipse.wst.common.project.facet.core.xml 252B org.eclipse.wst.common.component 462B org.eclipse.wst.jsdt.ui.superType.container 49B .jsdtscope 500B org.eclipse.jdt.core.prefs 395B src PDFchangToImage.java 4KB ces.java 2KB test0001.java 2KB CopyOfPdfToHtml.java 2KB PdfToHtml.java 3KB .project 1KB WebRoot META-INF MANIFEST.MF 36B WEB-INF web.xml 404B classes test0001.class 3KB ces.class 3KB PDFchangToImage$1.class 1KB CopyOfPdfToHtml.class 2KB PdfToHtml.class 4KB PDFchangToImage.class 5KB lib 
pdfbox-tools-2.0.11.jar 71KB commons-logging-1.0.4.jar 37KB icepdf-viewer.jar 630KB xmpbox-2.0.11.jar 129KB preflight-2.0.11.jar 240KB icepdf-core.jar 655KB jai-imageio-core-1.3.0.1.jar 589KB icepdf-pro-intl.jar 2.88MB jai-imageio-jpeg2000-1.3.0.jar 450KB iText.jar 1.31MB icepdf-pro.jar 308KB fontbox-2.0.11.jar 1.48MB pdf-renderer.jar 1.33MB jbig2-imageio-3.0.1.jar 149KB pdfbox-tools-2.0.1-sources.jar 54KB icepdf-extra.jar 188KB pdfbox-2.0.11.jar 2.41MB index.jsp 834B .mymetadata 297B .classpath 529B .myeclipse 资源评论
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