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

import cv2 as cv
import numpy as np


parser = argparse.ArgumentParser(description="Draw text and shape overlays with OpenCV.")
parser.add_argument("input_image", type=Path)
parser.add_argument("output_image", type=Path)
args = parser.parse_args()

image = cv.imread(str(args.input_image), cv.IMREAD_COLOR)
if image is None:
    raise SystemExit(f"could not read image: {args.input_image}")

annotated = image.copy()
height, width = annotated.shape[:2]