There are two types of watermarks
encountered in these galleries. The first type of watermark is visible to
the human eye. The second type is invisible to the human eye.
These visible watermarks are a
branding to the picture to prevent online theft. This partially
transparent branding consist of the characters "Digital-Picture-Gallery.com"
This branding is only on the publicly displayed pictures in these galleries.
Unbranded versions of these pictures are available through pay buttons on the
picture's display page, membership and CDROM purchase.
Furthermore photographs in these galleries may
also be digitally
watermarked in a number of different ways (the way is dependent on the
source of the photograph). This type of watermark is generally not perceivable to the human
eye. Computers configured with the proper software can read these
watermarks and identify the source of these photographs. Additionally a
spider service is available through Digimarc.
This spider automatically searches the web and is used to identify illegal usage
Removal of Watermarks
Since these galleries are
copyrighted, removal of watermarks is illegal. Furthermore the work
involved to removing watermarks is usually so great, that it is less expensive
to simply buy the picture outright than trying to illegally remove the