mirror of
https://github.com/osmarks/random-stuff
synced 2024-11-09 22:09:55 +00:00
41 lines
1.4 KiB
Python
41 lines
1.4 KiB
Python
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from PIL import Image
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from functools import cache
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from collections import namedtuple
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Region = namedtuple("Region", ["left", "upper", "right", "lower"])
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glasses = Image.open("./pv.webp")
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glasses = glasses.crop(glasses.getbbox())
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def scale(i, x):
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if i.size[0] // x == 0 or i.size[1] // x == 0:
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return False
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return i.resize((int(i.size[0] // x), int(i.size[1] // x)))
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output = Image.new("RGBA", (256, 256))
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def paste_at_centre(src: Image, x, y):
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#dc = Region(*dc)
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left = x - src.size[0] // 2
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upper = y - src.size[1] // 2
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output.alpha_composite(src, (left, upper))
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paste_at_centre(glasses, output.size[0] // 2, output.size[1] // 2)
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def do_transpositions(im, parity, count):
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if count == 0: return im
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if parity:
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return do_transpositions(im.transpose(Image.Transpose.ROTATE_90), parity, count - 1)
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else:
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return do_transpositions(im.transpose(Image.Transpose.ROTATE_270), parity, count - 1)
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k = 1
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while True:
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#output.show()
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s = 2**k
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bounds = Region(*output.getbbox())
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print(bounds)
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if not scale(output, s):
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break
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g = do_transpositions(scale(output, s), True, k)
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h = do_transpositions(scale(output, s), False, k)
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paste_at_centre(g, bounds.left, bounds.upper)
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paste_at_centre(h, bounds.right, bounds.upper)
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paste_at_centre(g, bounds.left, bounds.lower)
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paste_at_centre(h, bounds.right, bounds.lower)
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k += 1
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output.show()
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output.save("./pvf.webp")
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