Yes, nothing magical; it’s only block matching. Best to start from something which isn’t a .jpg (e.g. it works okish with most of the sample images). It does have some interesting properties, such as sharp edges.
Yes, nothing magical; it’s only block matching. Best to start from something which isn’t a .jpg (e.g. it works okish with most of the sample images). It does have some interesting properties, such as sharp edges.