pip install -r requirements.txt

python app.py

cv2.VideoCapture(0)

cv2.VideoCapture('rtsp://username:password@camera_ip_address:554/user=username_password='password'_channel=channel_number_stream=0.sdp')  

cv2.VideoCapture('rtsp://mamun:123456@101.134.16.117:554/user=mamun_password=123456_channel=0_stream=0.sdp')

cv2.VideoCapture('rtsp://mamun:123456@101.134.16.117:554/user=mamun_password=123456_channel=1_stream=0.sdp')

cv2.imencode('.jpg', frame)[1].tobytes()                 

net , buffer = cv2.imencode('.jpg', frame)
buffer.tobytes()