OpenCV Median blur

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• The kernel here is always square (for whatever reason) and thus we only pass a single number
• Usually used with small kernel sizes (less than 7)

examples/opencv/median_blur.py

import cv2 as cv
import sys

if len(sys.argv) != 3:
    exit(f"Usage: {sys.argv[0]} FILENAME KERNEL")

filename = sys.argv[1]
kernel = int(sys.argv[2])

original = cv.imread(filename)
cv.imshow('Original', original)

blurred = cv.medianBlur(original, ksize=kernel)

cv.imshow('Median Blurred', blurred)
cv.waitKey(0)