Before
After
Here's how,
(Use Arbor Image Magick)
Take image to IM and choose the FX tab
Paste this entire line of numbers including the decimals and spaces
into
the parameter box.
0.2 0.0 0.0 1.0
Then check the DISTORT button
Under the Fx Properties section choose
DISTORT=BARREL
CHANNEL=DEFAULT
VIRTUAL PIXEL METHOD=TILE
You may also choose any of the other VIRTUAL PIXEL METHODS for an
amazing array of other effects. Below you can view some examples of
what some of them will produce.
EDGE
DITHER
RANDOM
MIRROR
BLACK
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