Created
June 18, 2017 16:07
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斜めに黒線が入った錯視画像を作るコード
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# 斜めに黒線入った錯視画像作るコード | |
import cv2 | |
import numpy as np | |
im = cv2.imread("neri.jpeg") | |
rate = 0.1 | |
ret = (im*rate+255*(1-rate)).astype(np.uint8) | |
w,h,c=im.shape | |
mask = (np.arange(w) / 8)%2 == 0 | |
for i in range(0,h): | |
ret[mask,i,:]=0 | |
temp = mask[0] | |
mask[:w-1]=mask[1:] | |
mask[w-1]=temp | |
cv2.imshow("a",ret) | |
cv2.waitKey() | |
cv2.destroyAllWindows() | |
cv2.imwrite("b.png",ret) |
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