Replying to myself. Ok, I found that this is called steganography and watermark, and there is a stegano function in the MBS GraphicsMagick Plugin. Am I right thinking it's exactly what I need?
Thanks Jean-Luc Arnaud Le 26/01/2016 10:47, Jean-Luc Arnaud a écrit : > Hi all, > > I'm sure there is a function to hide copyright info in the data of a > picture, I mean some text info that will not be displayed in the picture > itself, but could be retrieved with a special utility. > I know I could use some Exif info, but I'm looking for something more > difficult to find in data. > > TIA for any help. > _______________________________________________ Mbsplugins_monkeybreadsoftware.info mailing list [email protected] https://ml01.ispgateway.de/mailman/listinfo/mbsplugins_monkeybreadsoftware.info
