PDFBox - extract images

gistfile1.txt

File file = new File("/tmp/pdf.pdf");

PDDocument doc = PdfTestUtils.getDocument(file);
PDDocumentCatalog catalog = doc.getDocumentCatalog();
PDPage page = (PDPage) catalog.getAllPages().get(0);
PDResources resources = page.getResources();
Map images = resources.getImages();

int i = 0;
for (Object o : images.keySet()) {
  String key = (String) o;
	PDXObjectImage image = (PDXObjectImage) images.get(key);
	image.write2file(new File("/tmp", i++ + "." + image.getSuffix()));
}

doc.close();