mirror of
https://github.com/blakeblackshear/frigate.git
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03d0139497
* Halfway point for fixing data processing * Fix mixin types missing * Cleanup LPR mypy * Cleanup audio mypy * Cleanup bird mypy * Cleanup mypy for custom classification * remove whisper * Fix DB typing * Cleanup events mypy * Clenaup * fix type evaluation * Cleanup * Fix broken imports
77 lines
2.4 KiB
Python
77 lines
2.4 KiB
Python
"""Handle processing images for face detection and recognition."""
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import logging
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from typing import Any
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import numpy as np
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from frigate.comms.event_metadata_updater import EventMetadataPublisher
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from frigate.comms.inter_process import InterProcessRequestor
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from frigate.config import FrigateConfig
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from frigate.data_processing.common.license_plate.mixin import (
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LicensePlateProcessingMixin,
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)
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from frigate.data_processing.common.license_plate.model import (
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LicensePlateModelRunner,
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)
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from ..types import DataProcessorMetrics
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from .api import RealTimeProcessorApi
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logger = logging.getLogger(__name__)
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class LicensePlateRealTimeProcessor(LicensePlateProcessingMixin, RealTimeProcessorApi):
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def __init__(
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self,
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config: FrigateConfig,
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requestor: InterProcessRequestor,
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sub_label_publisher: EventMetadataPublisher,
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metrics: DataProcessorMetrics,
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model_runner: LicensePlateModelRunner,
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detected_license_plates: dict[str, dict[str, Any]],
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):
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self.requestor = requestor
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self.detected_license_plates = detected_license_plates
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self.model_runner = model_runner
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self.lpr_config = config.lpr
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self.config = config
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self.sub_label_publisher = sub_label_publisher
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self.camera_current_cars: dict[str, list[str]] = {}
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super().__init__(config, metrics)
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CONFIG_UPDATE_TOPIC = "config/lpr"
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def update_config(self, topic: str, payload: Any) -> None:
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"""Update LPR config at runtime."""
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if topic != self.CONFIG_UPDATE_TOPIC:
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return
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previous_min_area = self.config.lpr.min_area
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self.config.lpr = payload
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self.lpr_config = payload
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for camera_config in self.config.cameras.values():
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if camera_config.lpr.min_area == previous_min_area:
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camera_config.lpr.min_area = payload.min_area
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logger.debug("LPR config updated dynamically")
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def process_frame(
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self,
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obj_data: dict[str, Any],
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frame: np.ndarray,
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dedicated_lpr: bool = False,
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) -> None:
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"""Look for license plates in image."""
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self.lpr_process(obj_data, frame, dedicated_lpr)
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def handle_request(
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self, topic: str, request_data: dict[str, Any]
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) -> dict[str, Any] | None:
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return None
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def expire_object(self, object_id: str, camera: str) -> None:
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"""Expire lpr objects."""
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self.lpr_expire(object_id, camera)
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