Python cv2.Canny()

import numpy as np
import cv2 as cv
### For "image.jpg"
img = cv.imread('image.jpg',0)
edges = cv.Canny(img, 100, 200)
### For "2D array"
img = np.copy(array_2d)
# Need to normalize 0 - 255
img = np.uint8((255 * (img - np.min(img)) / np.ptp(img)).astype(int))
edges = cv2.Canny(img, 100, 200)

Similar codes

4 votes135 views1 answer
Numpy mean 2 arrays
Python
1 vote155 views1 answer
Django group by date from datetime field
Python
0 vote133 views1 answer
Def print_menu(): print{'1. Kilometers to Miles') print{'2. Miles to Kilometers'}
Python
0 vote176 views1 answer
Django Signup urls.py
Python Django
3 votes189 views3 answers
Simple jwt django
Python
0 vote194 views1 answer
How to catch stop itteration in generator as None
Python
6 votes167 views3 answers
Python how to save a Seaborn plot into a file
Python
25 votes144 views3 answers
Startapp django
Python
0 vote158 views1 answer
Ist comperension python
Python
0 vote199 views1 answer
Bar plot fix lenthgy labels matplot
Python