如何使用Java在PDF中插入图像。（How to insert image in a PDF using Java.）

问题描述 (Problem Description)

如何使用Java在PDF中插入图像。

解决方案 (Solution)

以下是使用Java在PDF中插入图像的示例程序。

import java.io.File;  
import org.apache.pdfbox.pdmodel.PDDocument; 
import org.apache.pdfbox.pdmodel.PDPage; 
import org.apache.pdfbox.pdmodel.PDPageContentStream; 
import org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject;  
public class InsertingImageInPdf { 
   public static void main(String args[]) throws Exception {  
      //Loading an existing document 
      File file = new File("C:/pdfBox/InsertImage_IP.pdf"); 
      PDDocument doc = PDDocument.load(file); 
      //Retrieving the page 
      PDPage page = doc.getPage(0); 
      //Creating PDImageXObject object 
      PDImageXObject pdImage = PDImageXObject.createFromFile("C:/pdfBox/logo.png", doc); 
      //creating the PDPageContentStream object 
      PDPageContentStream contents = new PDPageContentStream(doc, page); 
      //Drawing the image in the PDF document 
      contents.drawImage(pdImage, 70, 250);     
      System.out.println("Image inserted"); 
      //Closing the PDPageContentStream object 
      contents.close();       
      //Saving the document 
      doc.save("C:/pdfBox/InsertImage_OP.pdf"); 
      //Closing the document  
      doc.close(); 
   }  
} 

输入 (Input)

输出 (Output)