Edge Detection for live webcam video using python
This video shows how to detect live edges in a webcam video using python programming
#code for the application
#!/usr/bin/env python
coding: utf-8
import matplotlib.image as mpimg
import matplotlib.pyplot as plt
import numpy as np
import cv2
def Cartoon(image_color):
output_image = cv2.stylization(image_color, sigma_s=100, sigma_r=0.3)
return output_image
def LiveCamEdgeDetection_canny(image_color):
threshold_1 = 30
threshold_2 = 80
image_gray = cv2.cvtColor(image_color, cv2.COLOR_BGR2GRAY)
canny = cv2.Canny(image_gray, threshold_1, threshold_2)
return canny
Main calling function to initialize webcam and apply edge detection
cap = cv2.VideoCapture(0)
while True:
ret, frame = cap.read()
cv2.imshow('Live Edge Detection', LiveCamEdgeDetection_canny(frame))
cv2.imshow('Webcam Video', frame)
if cv2.waitKey(1) == 13: #13 Enter Key
break
cap.release() # camera release
cv2.destroyAllWindows()
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