-Example of LOSSY -ness of image filetypes

It is common for digital images to be saved repeatedly as work on an image progresses. Example shows progressive data-loss, color shift (red turns brown, white gets contaminated with artifacts), and edge-fuzzing after repeated saves.




Test patterns.
Saved at PNG for best side-by-side comparison clarity --if browser doesn't permit inline looking at PNG filetypes, go to JPG below. (Oops, image at bottom row center should say "15" )





- - -
this lesson inspired by this fb thread:
http://www.facebook.com/#!/groups/211278578896724/?id=250837818274133



.