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- from flask import Flask, Response, json, render_template
- from werkzeug.utils import secure_filename
- from flask import request
- from os import path, getcwd
- import time
- from face import Face
- import cv2
- from db import Database
- import face_recognition
- app = Flask(__name__)
- app.config['file_allowed'] = ['image/png', 'image/jpeg']
- app.config['train_img'] = path.join(getcwd(), 'train_img')
- app.db = Database()
- aface = Face(app) #You would need an app here
- aface.load_all()
- known_encoding_faces = aface.known_encoding_faces
- user_id = aface.face_user_keys
- class VideoCamera:
- def __init__(self,app):
- self.known_encoding_faces = aface.known_encoding_faces
- self.user_id = aface.face_user_keys
- #print face.known_encoding_faces
- # Using OpenCV to capture from device 0. If you have trouble capturing
- # from a webcam, comment the line below out and use a video file
- # instead.
- self.faces = []
- self.video_capture = cv2.VideoCapture(0)
- self.face_user_keys = {}
- #self.recognize()
- self.name_face()
- # If you decide to use video.mp4, you must have this file in the folder
- # as the main.py
- def load_user_by_index_key(self, index_key=0):
- key_str = str(index_key)
- if key_str in self.face_user_keys:
- return self.face_user_keys[key_str]
- return None
- def name_face (self):
- results = app.db.select('SELECT users.name,faces.id, faces.user_id, faces.filename, faces.created FROM faces INNER JOIN users on users.id = faces.user_id')
- for row in results:
- user = {
- "name": row[0]
- }
- face = {
- "id": row[1],
- "user_id": row[2],
- "filename": row[3],
- "created": row[4]
- }
- self.faces.append(user)
- def get_frame(self):
- face_locations = []
- face_encodings = []
- face_names = []
- process_this_frame = True
- success, frame = self.video_capture.read()
- small_frame = cv2.resize(frame, (0, 0), fx=0.25, fy=0.25)
- rgb_small_frame = small_frame[:, :, ::-1]
- # Only process every other frame of video to save time
- if process_this_frame:
- # Find all the faces and face encodings in the current frame of video
- face_locations = face_recognition.face_locations(rgb_small_frame)
- #print(face_locations)
- face_encodings = face_recognition.face_encodings(rgb_small_frame, face_locations)[0]
- #print(face_encodings)
- face_names = []
- for face_encoding in face_encodings:
- # See if the face is a match for the known face(s)
- matches = face_recognition.compare_faces(self.known_encoding_faces, face_encodings)
- name = "Unknown"
- # If a match was found in known_face_encodings, just use the first one.
- if True in matches:
- first_match_index = matches.index(True)
- name = self.faces[first_match_index]
- face_names.append(name)
- #print(face_names)
- process_this_frame = not process_this_frame
- # Display the results
- for (top, right, bottom, left), name in zip(face_locations, face_names):
- #Scale back up face locations since the frame we detected in was scaled to 1/4 size
- top *= 4
- right *= 4
- bottom *= 4
- left *= 4
- # Draw a box around the face
- cv2.rectangle(frame, (left, top), (right, bottom), (0, 0, 255), 2)
- # Draw a label with a name below the face
- cv2.rectangle(frame, (left, bottom - 35), (right, bottom), (0, 0, 255), cv2.FILLED)
- font = cv2.FONT_HERSHEY_DUPLEX
- cv2.putText(frame, name, (left + 6, bottom - 6), font, 1.0, (255, 255, 255), 1)
- ret, jpeg = cv2.imencode('.jpg', frame)
- return jpeg.tobytes()
- def __del__(self):
- self.video_capture.release()
- File "C:tutorialface_recognitionvenvsrccamera.py", line 110, in get_frame
- cv2.putText(frame, name, (left + 6, bottom - 6), font, 1.0, (255, 255, 255), 1)
- TypeError: bad argument type for built-in operation
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