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48 changes: 24 additions & 24 deletions filter.py
Original file line number Diff line number Diff line change
@@ -1,28 +1,28 @@
from PIL import Image
import numpy as np
img = Image.open("img2.jpg")

np.seterr(over='ignore')


def transform_to_mosaic(x, y, arr, size, step):
average_brightness = np.mean(arr[x:x+size, y:y+size][:])
arr[x:x+size, y:y+size][:] = int(average_brightness // step) * step

open_name = input('Введите назвние изображения : ')
save_name = input('Введите назвние выходного изображения : ')

img = Image.open(open_name)
arr = np.array(img)
a = len(arr)
a1 = len(arr[1])
i = 0
while i < a - 11:
j = 0
while j < a1 - 11:
s = 0
for n in range(i, i + 10):
for n1 in range(j, j + 10):
n1 = arr[n][n1][0]
n2 = arr[n][n1][1]
n3 = arr[n][n1][2]
M = n1 + n2 + n3
s += M
s = int(s // 100)
for n in range(i, i + 10):
for n1 in range(j, j + 10):
arr[n][n1][0] = int(s // 50) * 50
arr[n][n1][1] = int(s // 50) * 50
arr[n][n1][2] = int(s // 50) * 50
j = j + 10
i = i + 10

size = int(input('Введите длину боковой стороны мозайки (например: 10 (x*x)) : '))
gradation = int(input('Введите градацию серого (например: 5) : '))
step = 255 // gradation

width = len(arr)
height = len(arr[1])

for x in range(0, width - size + 1, size):
for y in range(0, height - size + 1, size):
transform_to_mosaic(x, y, arr, size, step)
res = Image.fromarray(arr)
res.save('res.jpg')
res.save(save_name)