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cartoon-filter.py
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cartoon-filter.py
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import sys
import cv2
import numpy as np
num_down = 2
num_bilateral = 7
img_rgb = cv2.imread(f"uploads/{sys.argv[1]}")
h, w, c = img_rgb.shape
img_rgb = cv2.resize(img_rgb, (w, h))
img_color = img_rgb
for _ in range(num_down):
img_color = cv2.pyrDown(img_color)
for _ in range(num_bilateral):
img_color = cv2.bilateralFilter(img_color, d=9,
sigmaColor=9,
sigmaSpace=7)
for _ in range(num_down):
img_color = cv2.pyrUp(img_color)
img_gray = cv2.cvtColor(img_rgb, cv2.COLOR_RGB2GRAY)
img_blur = cv2.medianBlur(img_gray, 7)
img_edge = cv2.adaptiveThreshold(img_blur, 255,
cv2.ADAPTIVE_THRESH_MEAN_C,
cv2.THRESH_BINARY,
blockSize=9,
C=2)
img_edge = cv2.cvtColor(img_edge, cv2.COLOR_GRAY2RGB)
img_color = cv2.resize(img_rgb, (w, h))
img_cartoon = cv2.bitwise_and(img_color, img_edge)
# cv2.imshow("cartoon", img_cartoon)
# k = cv2.waitKey(0)
# if k == 27:
# cv2.destroyAllWindows()
cv2.imwrite('filter.jpg', img_cartoon)