Convert Image to PDF in Java

image-to-pdf.java

// Instantiate Document Object
Document doc = new Document();

// Add a page to pages collection of document
Page page = doc.getPages().add();

// Load the source image file to Stream object
java.io.FileInputStream fs = new java.io.FileInputStream("source.png");

// Set margins so image will fit, etc.
page.getPageInfo().getMargin().setBottom(0);
page.getPageInfo().getMargin().setTop(0);
page.getPageInfo().getMargin().setLeft(0);
page.getPageInfo().getMargin().setRight(0);
page.setCropBox(new Rectangle(0, 0, 400, 400));

// Create an image object
Image image1 = new Image();

// Add the image into paragraphs collection of the section
page.getParagraphs().add(image1);

// Set the image file stream
image1.setImageStream(fs);

// Save resultant PDF file
doc.save("Image2PDF.pdf");