Quote:
Originally Posted by Capn_Jack
Is there a way to mark a photo without taking away from the quality of it--I know of watermarks stamped in the middle, but that to me detracts from the photo if you want to show it off. And, putting a name in the bottom corner is an easy crop away from being gone. So is there some sort of digital signature you can put on a file?
Cheers
Craig
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Yes and they're undetectable without the right reader. So they don't interfere, but will give the game away if you suspect something fishy. Real answer is to post small jpeg examples that're no use outside of the web.
There's some info on wikipedia, here's a commercial link
Digital Watermarking | Watermark Technology | Digimarc (I have no interest here).