invisible watermark for images

Question

Can someone give me a link to a good tutorial about adding invisible watermarking on images in java.I searched on the net but I couldn't find a tutorial!

http://stackoverflow.com/questions/1216156/how-can-you-hide-information-inside-a-jpg-or-gif-photo — Aleja_Vigo, Jan 11 '12 at 08:24
Another possible duplicate one: [Is there any innovative watermarking technique that doesn't make the watermark obvious?](http://stackoverflow.com/questions/5566030/is-there-any-innovative-watermarking-technique-that-doesnt-make-the-watermark-o) — hakre, Apr 05 '13 at 02:23

score 0 · Answer 1 · answered Jan 11 '12 at 08:16

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In case you want to watermark PDF Files , iText provides that feature.

answered Jan 11 '12 at 08:16

Kakarot

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score 0 · Answer 2 · answered Jan 11 '12 at 08:34

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CLICK HERE to get the thing you want. You can watermark images without use of any third party although because java provides image and graphics library in j2se version.

answered Jan 11 '12 at 08:34

Acn

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but I also need some code to see how to use that.Cause I have no idea:) – adrian Jan 11 '12 at 08:51
There are examples in the documentation on that page, and there are also unit tests included in the source for the project. – Tormod Jan 11 '12 at 09:34

invisible watermark for images

2 Answers2