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danyshaanan/pixelate_image.py

Last active April 20, 2022 12:32
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A Python script to pixelate an image and add a thin black margin between the simulated pixels.
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pixelate_image.py
from PIL import Image
backgroundColor = (0,)*3
pixelSize = 9
image = Image.open('input.png')
image = image.resize((image.size[0]/pixelSize, image.size[1]/pixelSize), Image.NEAREST)
image = image.resize((image.size[0]*pixelSize, image.size[1]*pixelSize), Image.NEAREST)
pixel = image.load()
for i in range(0,image.size[0],pixelSize):
for j in range(0,image.size[1],pixelSize):
for r in range(pixelSize):
pixel[i+r,j] = backgroundColor
pixel[i,j+r] = backgroundColor
image.save('output.png')
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@qaixerabbas
Haven't checked but I'm pretty sure that it's due to the differrence of division operators in python 2.7 and 3 . Replace all 4 occurrences of / with //, so that it would be integer division again, and it should be OK

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