scientific-programming-exer.../exam/ex23/main.py

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2019-02-19 13:13:20 +00:00
import numpy as np
from scipy import misc
image = misc.imread("input.png")
N = min(image.shape[:-1])
image = image[:N, :N, :]
old_image = image.copy()
this_image = np.zeros(image.shape)
i = 0
print()
while((this_image != image).any()):
for x in range(N):
for y in range(N):
this_image[x, y] = old_image[(2*x + y) % N, (x + y) % N]
old_image = this_image.copy()
i += 1
print(i / (3*N), "%", " "*15, end="\r", flush=True)
misc.imsave("output/{}.png".format(i), this_image)
print()