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import os, cv2, face_recognition
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from pathlib import Path
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from dotenv import load_dotenv
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from mcp.server.fastmcp import FastMCP
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load_dotenv();mcp=FastMCP("Alfred Face Recognition");DB=Path(os.getenv('FACE_DB','/home/hermes/faces'));T=float(os.getenv('FACE_TOLERANCE','0.48'))
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def encodings():
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known=[]
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for person in DB.iterdir() if DB.exists() else []:
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if not person.is_dir():continue
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for f in person.glob('*'):
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try:
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im=face_recognition.load_image_file(str(f)); es=face_recognition.face_encodings(im)
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if es:known.append((person.name,es[0]))
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except Exception:pass
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return known
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@mcp.tool()
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def identify_people(camera_index:int=0):
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cap=cv2.VideoCapture(camera_index);ok,frame=cap.read();cap.release()
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if not ok:raise RuntimeError('Caméra indisponible')
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rgb=cv2.cvtColor(frame,cv2.COLOR_BGR2RGB); locs=face_recognition.face_locations(rgb); es=face_recognition.face_encodings(rgb,locs); known=encodings();out=[]
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for e in es:
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name='inconnu';best=T
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for n,k in known:
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d=face_recognition.face_distance([k],e)[0]
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if d<best:name,best=n,d
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out.append({'name':name,'distance':float(best)})
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return {'count':len(out),'people':out,'unknown_count':sum(x['name']=='inconnu' for x in out)}
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if __name__=='__main__':mcp.run()
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pporcheret