{
  "presets": {
    "default": {
      "truck_area": [[600, 385], [609, 1076], [1404, 1078], [1381, 343]],
      "counting_area": [[574, 50], [586, 1077], [1418, 1076], [1397, 50]],
      "palet": [[612, 628], [1454, 630], [1458, 1074], [608, 1071]],
      "count_line": {"x_start": 577, "x_end": 1401, "y": 330},
      "reference_resolution": [1920, 1080],
      "left_limit": 0.27578,
      "right_limit": 0.72578,
      "duplicate_circle_radius": 30,
      "min_valid_area": 15000,
      "jarak_toleransi_duplikat": 30,
      "max_reid_transit_distance": 400,
      "circle_stay_timeout_sec": 10.0,
      "inference_stride": 2,
      "confirm_delay_sec": 0.5,
      "exit_confirm_delay_sec": 6.0,
      "description": "Default zone from karung-counting-feedmill-semarang (1920x1080 native)"
    }
  },
  "active_preset": "default"
}