#!/usr/bin/env python3
import argparse
from pathlib import Path

import cv2


STATUS_NAMES = {
    0: "OK",
    1: "ERR_NEED_MORE_IMGS",
    2: "ERR_HOMOGRAPHY_EST_FAIL",
    3: "ERR_CAMERA_PARAMS_ADJUST_FAIL",
}


def load_images(paths):
    images = []
    for path in paths:
        image = cv2.imread(str(path))
        if image is None:
            raise SystemExit(f"cannot_read: {path}")
        images.append(image)
    return images