Created
April 6, 2016 11:36
-
-
Save abdul-rehman-2050/2a92ed10dcf8874d4c40e0bda53a981f to your computer and use it in GitHub Desktop.
display Contours in live webcam video feed
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import cv2 | |
if __name__ == '__main__': | |
video_capture = cv2.VideoCapture(0) | |
while True: | |
# Capture frame-by-frame | |
ret, frame = video_capture.read() | |
#convert to grayscale image | |
imgray = cv2.cvtColor(frame,cv2.COLOR_BGR2GRAY) | |
ret,thresh = cv2.threshold(imgray,127,255,0) | |
contours, hierarchy = cv2.findContours(thresh,cv2.RETR_TREE,cv2.CHAIN_APPROX_SIMPLE) | |
cv2.drawContours(frame,contours,-1,(0,255,0),3) | |
# Display the resulting frame | |
cv2.imshow('Video', frame) | |
if cv2.waitKey(1) & 0xFF == ord('q'): | |
break | |
# When everything is done, release the capture | |
video_capture.release() | |
cv2.destroyAllWindows() |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment