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49 changes: 24 additions & 25 deletions filter.py
Original file line number Diff line number Diff line change
@@ -1,28 +1,27 @@
from PIL import Image
import numpy as np
img = Image.open("img2.jpg")
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
res = Image.fromarray(arr)


def convert_to_pixelart(image, chunk_size=10, grey_gradation=5):
arr = np.array(image)
gradient = chunk_size * grey_gradation
for x in range(0, arr.shape[0], chunk_size):
for y in range(0, arr.shape[1], chunk_size):
grey = sum(map(lambda n: int(n) / 3, arr[x:x + chunk_size, y:y + chunk_size].flatten()))
grey = int(grey / chunk_size ** 2 // gradient) * gradient
arr[x:x + chunk_size, y:y + chunk_size] = grey
return arr


mage_name = input("Введите название файла изображения: ")

mosaic = input("Введите размер мозайки(или нажмите Ввод для значения по-умолчанию - 10): ")
mosaic = int(mosaic) if mosaic else 10

gradation = input("Введите шаг градации(или нажмите Ввод для значения по-умолчанию - 5): ")
gradation = int(gradation) if gradation else 5

img = Image.open(image_name)
res = Image.fromarray(convert_to_pixelart(img, mosaic, gradation))
res.save('res.jpg')
print("Результат сохранён как res.jpg")