#requires python3
import cv2
import numpy as np
from time import time
import socket
from goprocam import GoProCamera
from goprocam import constants

#Initialise GoPro
gpCam = GoProCamera.GoPro()
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
t=time()
gpCam.livestream("start")
cap = cv2.VideoCapture("udp://10.5.5.9:8554")
while True:
    ret, frame = cap.read()
    if ret:
        cv2.imshow("GoPro Stream Test", frame)
    if cv2.waitKey(1) & 0xFF == ord('q'):
        break
    if time() - t >= 2.5:
        #send UDP message to GoPro so stream is not closed
        sock.sendto("_GPHD_:0:0:2:0.000000\n".encode(), ("10.5.5.9", 8554))
        t=time()
# When everything is done, release the capture
cap.release()
cv2.destroyAllWindows()