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	* added testing * github action for python, made mypy happy * formatted with black * minor fixes and styling * test model cache * cache test dependencies * narrowed model cache tests * moved endpoint tests to their own class * cleaned up fixtures * formatting * removed unused dep
		
			
				
	
	
		
			61 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			61 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
from pathlib import Path
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from typing import Any
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import cv2
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from insightface.app import FaceAnalysis
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from ..config import settings
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from ..schemas import ModelType
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from .base import InferenceModel
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class FaceRecognizer(InferenceModel):
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    _model_type = ModelType.FACIAL_RECOGNITION
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    def __init__(
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        self,
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        model_name: str,
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        min_score: float = settings.min_face_score,
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        cache_dir: Path | str | None = None,
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        **model_kwargs: Any,
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    ) -> None:
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        self.min_score = min_score
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        super().__init__(model_name, cache_dir, **model_kwargs)
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    def load(self, **model_kwargs: Any) -> None:
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        self.model = FaceAnalysis(
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            name=self.model_name,
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            root=self.cache_dir.as_posix(),
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            allowed_modules=["detection", "recognition"],
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            **model_kwargs,
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        )
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        self.model.prepare(
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            ctx_id=0,
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            det_thresh=self.min_score,
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            det_size=(640, 640),
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        )
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    def predict(self, image: cv2.Mat) -> list[dict[str, Any]]:
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        height, width, _ = image.shape
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        results = []
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        faces = self.model.get(image)
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        for face in faces:
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            x1, y1, x2, y2 = face.bbox
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            results.append(
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                {
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                    "imageWidth": width,
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                    "imageHeight": height,
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                    "boundingBox": {
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                        "x1": round(x1),
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                        "y1": round(y1),
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                        "x2": round(x2),
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                        "y2": round(y2),
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                    },
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                    "score": face.det_score.item(),
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                    "embedding": face.normed_embedding.tolist(),
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                }
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            )
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        return results
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