Read BARCODE in PDF file

Hi! I've a requirement to read some barcodes inside PDF files. I actually can read from images, but can't find how to read them from a PDF. Someone has done this? Or maybe some suggestions to convert PDF to image, in that way I can read the code from the generated imaged?
Best regards!

I believe the iText library lets you read PDFs in Java. You can google it. Or for that matter, google java pdf library.
Once you know how to extract the barcode image from the PDF, it will be the same steps you use to read the image normally. If it's stored as something other than an image, that should be documented in the library's docs.

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