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- import numpy as np
- import cv2
- import pickle
- import psycopg2
- face_cascade = cv2.CascadeClassifier('cascades/data/haarcascade_frontalface_alt2.xml')
- eye_cascade = cv2.CascadeClassifier('cascades/data/haarcascade_eye.xml')
- smile_cascade = cv2.CascadeClassifier('cascades/data/haarcascade_smile.xml')
- recognizer = cv2.face.LBPHFaceRecognizer_create()
- recognizer.read("./recognizers/face-trainner.yml")
- labels = {"person_name": 1}
- with open("pickles/face-labels.pickle", 'rb') as f:
- og_labels = pickle.load(f)
- labels = {v:k for k,v in og_labels.items()}
- cap = cv2.VideoCapture(0)
- while(True):
- # Capture frame-by-frame
- ret, frame = cap.read()
- gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
- faces = face_cascade.detectMultiScale(gray, scaleFactor=1.5, minNeighbors=5)
- for (x, y, w, h) in faces:
- #print(x,y,w,h)
- roi_gray = gray[y:y+h, x:x+w] #(ycord_start, ycord_end)
- roi_color = frame[y:y+h, x:x+w]
- # recognize? deep learned model predict keras tensorflow pytorch scikit learn
- id_, conf = recognizer.predict(roi_gray)
- if conf>=4 and conf <= 85:
- #print(5: #id_)
- #print(labels[id_])
- font = cv2.FONT_HERSHEY_SIMPLEX
- name = labels[id_]
- color = (255, 255, 255)
- stroke = 2
- cv2.putText(frame, name, (x,y), font, 1, color, stroke, cv2.LINE_AA)
- print(name)
- connection=psycopg2.connect(database="facedetection", user="postgres", password="Tilak", host="127.0.0.1", port="5432")
- print("connected")
- cursor=connection.cursor()
- sql = "select * from student where student_name=(%s)"
- cursor.execute("select * from student where student_name=%s",(name,))
- rows = cursor.fetchall()
- for i in range(0,len(rows)):
- a = row[i]
- print(a[0])
- print("data fetched")
- img_item = "7.png"
- cv2.imwrite(img_item, roi_color)
- color = (255, 0, 0) #BGR 0-255
- stroke = 2
- end_cord_x = x + w
- end_cord_y = y + h
- cv2.rectangle(frame, (x, y), (end_cord_x, end_cord_y), color, stroke)
- #subitems = smile_cascade.detectMultiScale(roi_gray)
- #for (ex,ey,ew,eh) in subitems:
- # cv2.rectangle(roi_color,(ex,ey),(ex+ew,ey+eh),(0,255,0),2)
- # Display the resulting frame
- cv2.imshow('frame',frame)
- if cv2.waitKey(20) & 0xFF == ord('q'):
- break
- # When everything done, release the capture
- cap.release()
- cv2.destroyAllWindows()
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