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From Denim Hog, 2 Months ago, written in Plain Text.
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  1. from pylab import * from PIL import Image from numpy import * from scipy import ndimage  img = asarray(Image.open("obraz1.png").convert("L")) binary = img > 128  a = zeros((3,3)) structs = [     ndimage.generate_binary_structure(2, 1),     ndimage.generate_binary_structure(2, 2)     ]  i = 1  for struct in structs:     for j in range(1, 15, 4):         dilation = ndimage.binary_dilation(binary, iterations=j, structure=struct).astype(binary.dtype)         erosion = ndimage.binary_erosion(binary, iterations=j, structure=struct).astype(binary.dtype)         opening = ndimage.binary_opening(binary, iterations=j, structure=struct).astype(binary.dtype)         closing = ndimage.binary_closing(binary, iterations=j, structure=struct).astype(binary.dtype)         openingclosing = ndimage.binary_closing(opening, iterations=j, structure=struct).astype(binary.dtype)          figure(i)          subplot(2,3,1)         imshow(binary, cmap="gray", vmin=0, vmax=1)         title("Obraz podstawowy")          subplot(2,3,2)         imshow(erosion, cmap="gray", vmin=0, vmax=1)         title("Erozja")                  subplot(2,3,3)         imshow(dilation, cmap="gray", vmin=0, vmax=1)         title("Dylatacja")