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proitlab ae86821165 Add DB API endpoints: summary, history, date, camera, location

- api/db/summary — overall totals
- api/db/history — per-date rows
- api/db/date/<date> — single date detail with per-camera breakdown
- api/db/camera/<id> — all runs for a specific camera
- api/db/location/<name> — per-location summary + history
- API.md — full endpoint documentation with schema

2026-07-22 14:29:53 +07:00

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Chicken Counter API

Base URL: http://<jetson-ip>:8080

Live Dashboard

`GET /`

Returns the dashboard HTML page.

`GET /api/cameras`

List cameras currently writing to /dev/shm.

{"cameras": ["CC1", "CC2", "CC3"]}

`GET /shm/<camera_id>/stats.json`

Live stats for the active pipeline.

{
  "frame_index": 5120,
  "inside_box_count": 42,
  "total_entered_count": 1858,
  "track_count": 99,
  "backward_active": false,
  "smoothed_speed": 4.3,
  "count_events": 0,
  "run_date": "2026-06-10"
}

`GET /shm/<camera_id>/frame.jpg`

Live JPEG frame from the active pipeline.

Database

All endpoints require the dashboard to be started with --db <path>. If no DB exists, endpoints return [] or {}.

`GET /api/db/summary`

Overall totals across all dates and locations.

{
  "days": 12,
  "locations": 2,
  "total_runs": 48,
  "total_chickens": 125000,
  "total_hours": 8.5
}

`GET /api/db/history`

Per-date summary, newest first (max 50 rows).

[
  {
    "date": "2026-06-10",
    "location": "kandang-atas",
    "cams": 4,
    "total": 5570,
    "minutes": 40.2
  }
]

`GET /api/db/date/<date>`

Detail for a specific date. Format: YYYY-MM-DD.

{
  "date": "2026-06-10",
  "total": {"total": 5570, "minutes": 40.2},
  "cameras": [
    {
      "camera_id": "CC1",
      "total_entered": 1500,
      "frames_processed": 24800,
      "elapsed_seconds": 600.5,
      "stopped_reason": "backward",
      "source_video": "kandang_1_camera_1_2026-06-10_120056.mp4",
      "location": "kandang-atas"
    }
  ]
}

`GET /api/db/camera/<camera_id>`

History for a specific camera across all dates (max 50 rows).

[
  {
    "date": "2026-06-10",
    "location": "kandang-atas",
    "total_entered": 1500,
    "frames_processed": 24800,
    "elapsed_seconds": 600.5,
    "stopped_reason": "backward"
  }
]

`GET /api/db/location/<location>`

Summary and history for a specific location.

{
  "location": "kandang-atas",
  "summary": {"days": 5, "total": 25000, "hours": 3.2},
  "history": [
    {
      "date": "2026-06-10",
      "cameras": "CC1, CC2, CC3, CC4",
      "total": 5570,
      "minutes": 40.2
    }
  ]
}

Database Schema

CREATE TABLE batch_runs (
    id               INTEGER PRIMARY KEY AUTOINCREMENT,
    date             TEXT    NOT NULL,
    location         TEXT    NOT NULL,
    camera_id        TEXT    NOT NULL,
    total_entered    INTEGER NOT NULL DEFAULT 0,
    frames_processed INTEGER NOT NULL DEFAULT 0,
    elapsed_seconds  REAL    NOT NULL DEFAULT 0.0,
    stopped_reason   TEXT    NOT NULL DEFAULT '',
    source_video     TEXT    NOT NULL DEFAULT '',
    generated_at     TEXT    NOT NULL DEFAULT '',
    UNIQUE(date, location, camera_id)
);

Data is inserted automatically by the batch runner when location and db_path are configured in the batch YAML, or manually via:

python3 store_results.py output/counts_2026-06-10.json --location kandang-atas --db chicken_counts.db

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Chicken Counter API

Live Dashboard

GET /

GET /api/cameras

GET /shm/<camera_id>/stats.json

GET /shm/<camera_id>/frame.jpg