How to add a picture onto an existing PDF file?

spark_sara

My OS is Ubuntu. So I prefer Linux/Debian software, but any Windows software that can run under Wine or mono would be okay too. I have a scanned PDF file which is an application form , and a picture which is the scanned version of one's signature (for example, this one ) and can be in any image format such as eps or png. I would like to put the signature picture on the blank space right to "APPLICANT:" on the second page of the application form....

Originally asked by Tim on Stack Exchange (superuser) (CC BY-SA 4.0).

uphilltech

Great question — answering as the UphillTech team:

I would do it like this: Create a blank page PDF with just the signature in the lower left corner on it. If you wanna be fancy, make the signature blue or red or green.... Important: the page should use a transparent background, not a white one! Keep this around as the "master-sig.pdf". Use Ghostscript to convert the "master-sig.pdf" into a new "working-sig.pdf" page, with the signature shifted to the spot where you need it: gs -o working-sig.pdf \ -sDEVICE=pdfwrite \ -c "<< /PageOffset [216 504] >> setpagedevice" \ master-sig.pdf This one would shift the signature by 3 inches to the left, and 7 inches to the top (72 points in PostScript == 1 inch on a ruler). You'll have to experiment a...

Full answer by Kurt Pfeifle: https://superuser.stackexchange.com/a/454712 (CC BY-SA 4.0).

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