发现问题：
最近在写项目中遇到一个问题，是需要将一个word转为图片 展示到前端，在网上搜索好久，苦得一法，简单 高效的转化图片。
1.首先下载aspose-words-15.8.0-jdk16.jar包
在我的网盘里 我已无私贡献
链接：/s/1LiTGjRX72K26ABnkR1rdAw
提取码：00j0
2.直接上代码啊 想什么想
package com.li;import java.awt.Color;import java.awt.Graphics2D;import java.awt.image.BufferedImage;import java.io.ByteArrayInputStream;import java.io.ByteArrayOutputStream;import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.OutputStream;import java.util.ArrayList;import java.util.List;import javax.imageio.ImageIO;import javax.imageio.stream.ImageInputStream;import com.aspose.words.Document;import com.aspose.words.ImageSaveOptions;import com.aspose.words.License;import com.aspose.words.SaveFormat;import sun.misc.BASE64Encoder;public class Test {public static void main(String[] args){//word2pdf("C:/Users/Administrator/Desktop/1.doc","C:/Users/Administrator/Desktop/xxxx.pdf");//word转pdf//word转图片格式try {File file = new File("C:/Users/Administrator/Desktop/1.doc");InputStream inStream = new FileInputStream(file);List<BufferedImage> wordToImg = wordToImg(inStream,2);//BufferedImage mergeImage = mergeImage(false, wordToImg);ImageIO.write(mergeImage, "jpg", new File("C:/Users/Administrator/Desktop/xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.png")); //将其保存在C:/imageSort/targetPIC/下} catch (Exception e) {// TODO Auto-generated catch blocke.printStackTrace();}}/*** @Description: 验证aspose.word组件是否授权：无授权的文件有水印标记*/public static boolean isWordLicense() {boolean result = false;try {String s = "<License><Data><Products><Product>Aspose.Total for Java</Product><Product>Aspose.Words for Java</Product></Products><EditionType>Enterprise</EditionType><SubscriptionExpiry>20991231</SubscriptionExpiry><LicenseExpiry>20991231</LicenseExpiry><SerialNumber>8bfe198c-7f0c-4ef8-8ff0-acc3237bf0d7</SerialNumber></Data><Signature>sNLLKGMUdF0r8O1kKilWAGdgfs2BvJb/2Xp8p5iuDVfZXmhppo+d0Ran1P9TKdjV4ABwAgKXxJ3jcQTqE/2IRfqwnPf8itN8aFZlV3TJPYeD3yWE7IT55Gz6EijUpC7aKeoohTb4w2fpox58wWoF3SNp6sK6jDfiAUGEHYJ9pjU=</Signature></License>";ByteArrayInputStream inputStream = new ByteArrayInputStream(s.getBytes());//InputStream inputStream = Test.class.getClassLoader().getResourceAsStream("license.xml");com.aspose.words.License license = new com.aspose.words.License();license.setLicense(inputStream);result = true;} catch (Exception e) {e.printStackTrace();}return result;}/*** @Description: word和txt文件转换图片*/private static List<BufferedImage> wordToImg(InputStream inputStream, int pageNum) throws Exception {if (!isWordLicense()) {return null;}try {long old = System.currentTimeMillis();Document doc = new Document(inputStream);ImageSaveOptions options = new ImageSaveOptions(SaveFormat.PNG);options.setPrettyFormat(true);options.setUseAntiAliasing(true);options.setUseHighQualityRendering(true);int pageCount = doc.getPageCount();if (pageCount > pageNum) {//生成前pageCount张pageCount = pageNum;}List<BufferedImage> imageList = new ArrayList<BufferedImage>();for (int i = 0; i < pageCount; i++) {OutputStream output = new ByteArrayOutputStream();options.setPageIndex(i);doc.save(output, options);ImageInputStream imageInputStream = javax.imageio.ImageIO.createImageInputStream(parse(output));imageList.add(javax.imageio.ImageIO.read(imageInputStream));}return imageList;} catch (Exception e) {e.printStackTrace();throw e;}}//outputStream转inputStreampublic static ByteArrayInputStream parse(OutputStream out) throws Exception {ByteArrayOutputStream baos = new ByteArrayOutputStream();baos = (ByteArrayOutputStream) out;ByteArrayInputStream swapStream = new ByteArrayInputStream(baos.toByteArray());return swapStream;}/*** 合并任数量的图片成一张图片** @param isHorizontal true代表水平合并，fasle代表垂直合并* @param imgs 待合并的图片数组* @return* @throws IOException*/public static BufferedImage mergeImage(boolean isHorizontal, List<BufferedImage> imgs) throws IOException {// 生成新图片BufferedImage destImage = null;// 计算新图片的长和高int allw = 0, allh = 0, allwMax = 0, allhMax = 0;// 获取总长、总宽、最长、最宽for (int i = 0; i < imgs.size(); i++) {BufferedImage img = imgs.get(i);allw += img.getWidth();if (imgs.size() != i + 1) {allh += img.getHeight() + 5;} else {allh += img.getHeight();}if (img.getWidth() > allwMax) {allwMax = img.getWidth();}if (img.getHeight() > allhMax) {allhMax = img.getHeight();}}// 创建新图片if (isHorizontal) {destImage = new BufferedImage(allw, allhMax, BufferedImage.TYPE_INT_RGB);} else {destImage = new BufferedImage(allwMax, allh, BufferedImage.TYPE_INT_RGB);}Graphics2D g2 = (Graphics2D) destImage.getGraphics();g2.setBackground(Color.LIGHT_GRAY);g2.clearRect(0, 0, allw, allh);g2.setPaint(Color.RED);// 合并所有子图片到新图片int wx = 0, wy = 0;for (int i = 0; i < imgs.size(); i++) {BufferedImage img = imgs.get(i);int w1 = img.getWidth();int h1 = img.getHeight();// 从图片中读取RGBint[] ImageArrayOne = new int[w1 * h1];ImageArrayOne = img.getRGB(0, 0, w1, h1, ImageArrayOne, 0, w1); // 逐行扫描图像中各个像素的RGB到数组中if (isHorizontal) { // 水平方向合并destImage.setRGB(wx, 0, w1, h1, ImageArrayOne, 0, w1); // 设置上半部分或左半部分的RGB} else { // 垂直方向合并destImage.setRGB(0, wy, w1, h1, ImageArrayOne, 0, w1); // 设置上半部分或左半部分的RGB}wx += w1;wy += h1 + 5;}return destImage;}public static void word2pdf(String docPath,String savePath){try {String s = "<License><Data><Products><Product>Aspose.Total for Java</Product><Product>Aspose.Words for Java</Product></Products><EditionType>Enterprise</EditionType><SubscriptionExpiry>20991231</SubscriptionExpiry><LicenseExpiry>20991231</LicenseExpiry><SerialNumber>8bfe198c-7f0c-4ef8-8ff0-acc3237bf0d7</SerialNumber></Data><Signature>sNLLKGMUdF0r8O1kKilWAGdgfs2BvJb/2Xp8p5iuDVfZXmhppo+d0Ran1P9TKdjV4ABwAgKXxJ3jcQTqE/2IRfqwnPf8itN8aFZlV3TJPYeD3yWE7IT55Gz6EijUpC7aKeoohTb4w2fpox58wWoF3SNp6sK6jDfiAUGEHYJ9pjU=</Signature></License>";ByteArrayInputStream is = new ByteArrayInputStream(s.getBytes());License license = new License();license.setLicense(is);com.aspose.words.Document document = new com.aspose.words.Document(docPath);document.save(new FileOutputStream(new File(savePath)),SaveFormat.PDF);} catch (Exception e) {e.printStackTrace();}}}
3.详细的jar和代码我打包放到资源下载里了，有需要可自行去下载。
下载地址：/download/qq_41507845/1132
