教你如何用Python实现人脸识别（含源代码）

pip install numpy opencv-python

pip install dlib

pip install face_recognition

import face_recognition as fr
import cv2
 
import numpy as np
import os

path = "./train/"
 
known_names = []
known_name_encodings = []
 
images = os.listdir(path)

for _ in images:
image = fr.load_image_file(path + _)
image_path = path + _
encoding = fr.face_encodings(image)[0]
 
known_name_encodings.append(encoding)
known_names.append(os.path.splitext(os.path.basename(image_path))[0].capitalize())

test_image = "./test/test.jpg"
 
image = cv2.imread(test_image)

face_locations = fr.face_locations(image)
 
face_encodings = fr.face_encodings(image, face_locations)

for (top, right, bottom, left), face_encoding in zip(face_locations, face_encodings):
   matches = fr.compare_faces(known_name_encodings, face_encoding)
   name = ""
 
   face_distances = fr.face_distance(known_name_encodings, face_encoding)
   best_match = np.argmin(face_distances)
 
   if matches[best_match]:
       name = known_names[best_match]
 
   cv2.rectangle(image, (left, top), (right, bottom), (0, 0, 255), 2)
   cv2.rectangle(image, (left, bottom - 15), (right, bottom), (0, 0, 255), cv2.FILLED)
 
   font = cv2.FONT_HERSHEY_DUPLEX
   cv2.putText(image, name, (left + 6, bottom - 6), font, 1.0, (255, 255, 255), 1)

cv2.imshow("Result", image)

cv2.imwrite("./output.jpg", image)

cv2.waitKey(0)
cv2.destroyAllWindows()