#!/usr/bin/env python3
"""fw_info: 打印 DA14585 镜像头信息（JSON）。"""
import json, sys
from pathlib import Path
from fw import parse_image

if __name__ == "__main__":
    data = Path(sys.argv[1]).read_bytes()
    info = parse_image(data)
    print(json.dumps({k: (hex(v) if isinstance(v, int) else v) for k, v in info.items()}, indent=2))