levitan_cv/pictures/main.py

import cv2
import numpy as np

vid = cv2.VideoCapture("./pictures.avi")

target = np.array([160.31783565, 179.92989583, 204.62822049])
c = 0

ret, frame = vid.read()
while ret:
    col = frame.mean(axis=0).mean(axis=0)
    if abs(np.sum(target - col)) < 1:
        c += 1
    ret, frame = vid.read()

print(f"Total frames: {c}")  # 70