test/metadata/12.json

{
    "id": 12,
    "source_image": "in/12_f22.JPG",
    "source_av": 22.0,
    "target_images": [
        "gt/12/12_f2.0.JPG",
        "gt/12/12_f2.2.JPG",
        "gt/12/12_f4.0.JPG",
        "gt/12/12_f10.JPG",
        "gt/12/12_f13.JPG"
    ],
    "target_avs": [
        2.0,
        2.2,
        4.0,
        10.0,
        13.0
    ],
    "focal_length": 31,
    "ISO": 100,
    "EV": 13.25,
    "focus_plane_distance": 0.56,
    "focus_plane_uncertainty": 0.009999999999999953
}