The data is encoded into afore selected image
regions. To this end, pixels enclosed by the selected regions are slightly modified,
which is imperceivable to a viewer. Various kinds of data can be coded.
Add simple text
Add formatted text included in bubbles
Add other images
Generate a pictorial dictionary
<-- Back to overview --- Adding data to images already coded -->
© 2005
Lothar Schlesier,
Henry Sonnet