epic v2

import cv2
import sys
import numpy as np
import time
import datetime
from pytz import timezone

now_utc = datetime.datetime.utcnow() + datetime.timedelta(hours=+8)
print(now_utc)
counter = 0

# ideal display https://shopee.sg/Ageofdream-7-inch-LCD-Screen-Display-Monitor-for-Raspberry-Pi-%2B-Driver-Board-HDMI-VGA-2AV-%2B-10-Pins-Cable-i.102318125.2726708675?gclid=EAIaIQobChMIuZzaiuu_6AIVkRWPCh197g5vEAQYBCABEgKeqPD_BwE
# 800x480 resolution

faceCascade = cv2.CascadeClassifier(cv2.data.haarcascades + "haarcascade_frontalface_default.xml")

video_capture = cv2.VideoCapture(0)
font = cv2.FONT_HERSHEY_SIMPLEX
fontScale = 0.3

start_time = time.time()
time.clock()
time_elapsed = 0
uptime = 0

polly_outline_white = (238, 222, 175)
light_blue = (180, 150, 95)

cv2.namedWindow("window", cv2.WND_PROP_FULLSCREEN)
cv2.setWindowProperty("window", cv2.WND_PROP_FULLSCREEN, cv2.WINDOW_FULLSCREEN)


while True:
    now_utc = datetime.datetime.utcnow() + datetime.timedelta(hours=+8)
    # Capture frame-by-frame
    ret, frame = video_capture.read()
    overlay = frame.copy()
    height = frame.shape[0]
    width = frame.shape[1]
    gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)

    faces = faceCascade.detectMultiScale(
        gray,
        scaleFactor=1.1,
        minNeighbors=8,
        minSize=(30, 30),
    )
    # blue: rgb(97, 151, 179)
    # "red": rgb(135, 41, 82)
    top_middle_background = np.array([[130, 40], [150, 0], [640 - 150, 0], [640 - 130, 40]])
    top_middle_background = top_middle_background.reshape((-1, 1, 2))
    cv2.fillPoly(frame, [top_middle_background], (160, 150, 95))
    image_new = cv2.addWeighted(overlay, 0.7, frame, 1 - 0.7, 0) # alpha == 0.4
    cv2.putText(image_new, "Target Count:" + str(len(faces)), (5, 35), font, fontScale, ())
    cv2.putText(image_new, "Uptime:" + str(round(start_time - time.time())), (5, 25), font, fontScale, ())
    cv2.putText(image_new, str(now_utc), (526, 15), font, fontScale, ())
    cv2.imshow('window', image_new)

    if cv2.waitKey(1) & 0xFF == ord(' '):
        break

# When everything is done, release the capture
video_capture.release()
cv2.destroyAllWindows()