[OpenCV] Streaming video from IP camera

streaming_ipcamera.py

# opencv-python: 4.1.1.26
# python: 3.7.3

import cv2

source = 'rtsp://admin:[email protected]/profile2/media.smp'
cap = cv2.VideoCapture(source)

if cap.isOpened():
    cv2.namedWindow("ip camera demo", cv2.WINDOW_AUTOSIZE)
    while True:
        ret_val, frame = cap.read()
        frame = cv2.resize(frame, (640,360))
        cv2.imshow("ip camera demo", frame)
        cv2.waitKey(10)
else:
    print('camera open failed')

cap.release()    
cv2.destroyAllWindows()