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foca/gist:1242607

Created September 26, 2011 16:09
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gistfile1.rb
image = ChunkyPNG::Image.from_file("./app/assets/images/rails.png")
colors = image.pixels.inject(Hash.new(0)) do |counts, pixel|
color = ChunkyPNG::Color.to_truecolor_alpha_bytes(pixel)
counts[color] += 1
counts
end
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