[Python] Reading Camera feed from RTSP Camera IP using Opencv's VideoCapture Function. But...

I tried various thing putting time delay and also changed the default TCP to UDP. But after some time it start giving Empty Frame. Please let me know if Problem is not cleared.

import cv2
import numpy as np
import os
os.environ["OPENCV_FFMPEG_CAPTURE_OPTIONS"] = "rtsp_transport;udp"
vcap = cv2.VideoCapture("rtsp://192.168.1.2:5554/camera", cv2.CAP_FFMPEG)
while(1):
ret, frame = vcap.read()
if ret == False:
print("Frame is empty")
break
else:
cv2.imshow('VIDEO', frame)
cv2.waitKey(1)

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