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March 3, 2017 07:24
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Replace "magic pink" with real transparency
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| require 'chunky_png' | |
| #replaces magic-pink with actual transparency | |
| img = ChunkyPNG::Image.from_file(ARGV.first) | |
| img.height.times do |y| | |
| img.width.times do |x| | |
| img[x,y] = 0x00000000 if img[x,y] == 0xff00ffff | |
| end | |
| end | |
| img.save('trans_' + ARGV.first) |
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