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39 lines
1.1 KiB
Python
39 lines
1.1 KiB
Python
import cv2
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from deepface.detectors import FaceDetector
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def build_model():
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from mtcnn import MTCNN
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face_detector = MTCNN()
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return face_detector
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def detect_face(face_detector, img, align=True):
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resp = []
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detected_face = None
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img_region = [0, 0, img.shape[1], img.shape[0]]
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img_rgb = cv2.cvtColor(img, cv2.COLOR_BGR2RGB) # mtcnn expects RGB but OpenCV read BGR
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detections = face_detector.detect_faces(img_rgb)
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if len(detections) > 0:
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for detection in detections:
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x, y, w, h = detection["box"]
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detected_face = img[int(y) : int(y + h), int(x) : int(x + w)]
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img_region = [x, y, w, h]
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confidence = detection["confidence"]
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if align:
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keypoints = detection["keypoints"]
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left_eye = keypoints["left_eye"]
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right_eye = keypoints["right_eye"]
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detected_face = FaceDetector.alignment_procedure(detected_face, left_eye, right_eye)
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resp.append((detected_face, img_region, confidence))
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return resp
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