83 lines
2.6 KiB
Python
83 lines
2.6 KiB
Python
"""HTTP клиенты к face-service и apps/api для минимального video-ingest."""
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from __future__ import annotations
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import os
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import base64
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import logging
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from datetime import datetime
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from typing import Any
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import requests
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logger = logging.getLogger(__name__)
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class FaceServiceClient:
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def __init__(self, base_url: str | None = None) -> None:
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self.base_url = (base_url or os.getenv("FACE_SERVICE_URL", "http://localhost:8001")).rstrip("/")
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def embed(self, jpeg_bytes: bytes) -> tuple[list[float], float] | None:
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"""Возвращает (embedding, quality) или None если лицо не найдено."""
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b64 = base64.b64encode(jpeg_bytes).decode("ascii")
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r = requests.post(f"{self.base_url}/embed", json={"frame": b64}, timeout=10)
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r.raise_for_status()
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data = r.json()
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if data is None:
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return None
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return data["embedding"], data["quality"]
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def save_track_embedding(
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self,
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jpeg_bytes: bytes,
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track_id: str,
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camera_id: str,
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captured_at: datetime,
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) -> dict[str, Any] | None:
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b64 = base64.b64encode(jpeg_bytes).decode("ascii")
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r = requests.post(
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f"{self.base_url}/track-embeddings",
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json={
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"frame": b64,
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"track_id": track_id,
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"camera_id": camera_id,
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"captured_at": captured_at.isoformat(),
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},
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timeout=10,
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)
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r.raise_for_status()
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return r.json()
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class ReceptionApiClient:
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def __init__(self, base_url: str | None = None) -> None:
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self.base_url = (base_url or os.getenv("API_BASE_URL", "http://localhost:4000")).rstrip("/")
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def create_track(self, camera_name: str, first_seen_at: datetime) -> dict[str, Any]:
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r = requests.post(
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f"{self.base_url}/ingest/tracks",
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json={"cameraName": camera_name, "firstSeenAt": first_seen_at.isoformat()},
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timeout=10,
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)
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r.raise_for_status()
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return r.json()
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def add_event(
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self,
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track_id: str,
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event_type: str,
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camera_name: str,
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occurred_at: datetime,
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zone_code: str | None = None,
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) -> dict[str, Any]:
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body = {
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"trackId": track_id,
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"type": event_type,
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"cameraName": camera_name,
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"occurredAt": occurred_at.isoformat(),
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}
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if zone_code:
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body["zoneCode"] = zone_code
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r = requests.post(f"{self.base_url}/ingest/track-events", json=body, timeout=10)
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r.raise_for_status()
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return r.json()
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