from argparse import ArgumentParser
from pathlib import Path

import cv2 as cv
import numpy as np


def parse_values(value, count, label):
    try:
        values = tuple(int(part) for part in value.split(","))
    except ValueError as exc:
        raise SystemExit(f"Use {label} as comma-separated integers.") from exc
    if len(values) != count:
        raise SystemExit(f"Use {label} as comma-separated integers.")
    return values