Do you need to convert PDF files to images in Java? PDF files are not directly supported by Java but you can solve this problem very easily with a third-party library. This tutorial shows in simple steps Java PDF to Image conversion using JPedal PDF library.
How to convert PDF to image in Java
Step 1 Download JPedal trial jar.
Step 2 Create a File handle, InputStream or URL pointing to the PDF file
ConvertPagesToImages extract=new ConvertPagesToImages(path); |
Step 3 Include a password if file password protected
extract.setPassword("password"); |
Step 4 Open the PDF file
if (extract.openPDFFile()) { |
Step 5 Iterate over the pages
int pageCount = extract.getPageCount(); for (int page = 1; page <= pageCount; page++) { BufferedImage img = extract.getPageAsImage(page, hasAlpha); } } |
Step 6 Close the PDF file
extract.closePDFfile(); |
How to convert PDF to image in Java – with more control over image size
Step 1 Download JPedal trial jar.
Step 2 Create a File handle, InputStream or URL pointing to the PDF file
ConvertPagesToHiResImages extract= new ConvertPagesToHiResImages(path); |
Step 3 Include a password if file password protected
extract.setPassword("password"); |
Step 4 Set conversion options for output defined in JPedalSettings
HashMap options=new HashMap(); |
Step 5 Open the PDF file
if (extract.openPDFFile()) { |
Step 6 Iterate over the pages
int pageCount = extract.getPageCount(); for (int page = 1; page <= pageCount; page++) { BufferedImage img = extract.getPageAsHiResImage(page, hasAlpha, options); } } |
Step 7 Close the PDF file
extract.closePDFfile(); |
