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How to add image to a slide in a PPT using Java

How to add image to a slide in a PPT using Java.

Following is the program to add image to a slide in a PPT using java.

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

import org.apache.poi.util.IOUtils;
import org.apache.poi.xslf.usermodel.XMLSlideShow;
import org.apache.poi.xslf.usermodel.XSLFPictureData;
import org.apache.poi.xslf.usermodel.XSLFPictureShape;
import org.apache.poi.xslf.usermodel.XSLFSlide;

public class AddingImageToPPT {
   public static void main(String args[]) throws IOException {

      //creating a presentation
      XMLSlideShow ppt = new XMLSlideShow();
      
      //creating a slide in it
      XSLFSlide slide = ppt.createSlide();

      //reading an image
      File image = new File("C:/poippt/cat.jpg");

      //converting it into a byte array
      byte[] picture = IOUtils.toByteArray(new FileInputStream(image));

      //adding the image to the presentation
      int idx = ppt.addPicture(picture, XSLFPictureData.PICTURE_TYPE_PNG);

      //creating a slide with given picture on it
      XSLFPictureShape pic = slide.createPicture(idx);

      //creating a file object
      File file = new File("C:/poippt/AddingimageToPPT.pptx");
      FileOutputStream out = new FileOutputStream(file);

      //saving the changes to a file
      ppt.write(out);
      
      System.out.println("image added successfully");
      out.close();
   }
}

java_apache_poi_ppt

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