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azisaka/image_resize.rb

Created September 3, 2008 23:06
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image_resize.rb
size = size.map { |s| s.to_f }
aspect = size[0] > size[1] ? size[1]/size[0] : size[0]/size[1]
mould = thumb[0] > thumb[1] ? thumb[1] : thumb[0]
resize = [mould, aspect * mould]
resize = resize.reverse if size[1] > size[0]
resize
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