Homework 27 -- photo manipulation

Due Friday April 19 before class


Task

Downloads


Sepia

sr, sg, sb = int( min( i, 255 )), int( min( j, 255 )), int( min( k, 255 )),

where i, j, k are

i = .393r + .769g + .189b

j = .349r + .686g + .168b

k = .272r + .534g + .131b

mandrill

mandrill


Palette reduction

abs(r1 - r2) + abs(g1 - g2) + abs(b1 - b2)

mandrill

mandrill