class Main:
def __init__(self):
self.process = ProcessImage(MIN_CONF_LEVEL, blur_level, FRAME_SIZE)
self.action = Action()
self.SKIP = False
self.attempt = 1
self.frame_with_no_face = 0
def skipFrame(self, skip_time):
self.SKIP = True
skip = th.Timer(skip_time, self.unskip)
skip.start()
def unskip(self):
self.SKIP = False
def checkFaces(self, faces, frame):
global AUTHORIZED
for face in faces['faces']:
confidence = "{:.2f}".format(face['top_prediction']['confidence'] *
100)
if float(confidence) > MIN_CONF_LEVEL:
timer = th.Timer(UNLOCK_TIME, setUnathorized)
AUTHORIZED = True
# Do somthing after authentication
self.action.authorized(frame)
print(
'[\033[1;32mSUCCESS\033[0;0m]\033[32m({} {}%) unlocking the system for {} sec\033[0m'
.format(face['top_prediction']['label'], confidence,
UNLOCK_TIME))
timer.start()
break
if not AUTHORIZED:
self.attempt += 1
print('[\033[1;33mFAILED\033[0;0m] {} Unknown face/s detected!'.
format(len(faces['faces'])))
if self.attempt > MAX_ATTEMPT:
print(
'[\033[1;31mUNAUTHORIZED\033[0;0m] Sending message to the admin...'
)
# Do something about unauthorized person
self.action.unauthorized(frame)
def capture(self):
self.attempt = 1
frame_with_no_face = 0
print('Start video capturing...')
capture = cv2.VideoCapture("test_video.mp4")
# capture = cv2.VideoCapture("http://192.168.31.10:8888")
while True:
success, frame = capture.read()
if not success:
print('End of frames')
break
if self.SKIP: continue
frame = self.process.reshape(frame) # Resize the source image
has_face, is_blur = self.process.detectFace(frame)
if has_face and not is_blur:
print('[\033[0;36mATTEMPT {}\033[0;0m] Trying to recognize...'.
format(self.attempt))
faces = self.action.onlineRecognition(frame)
if len(faces['faces']) > 0:
self.checkFaces(faces, frame)
frame_with_no_face = 0 if has_face else frame_with_no_face + 1
self.skipFrame(.5)
cv2.imshow('Camera Output', frame)
if cv2.waitKey(1) & 0xFF == ord(
'q'
) or self.attempt > MAX_ATTEMPT or AUTHORIZED or frame_with_no_face > MAX_EMPTY:
print('Stop capturing.')
break
capture.release()
cv2.destroyAllWindows()
def start(self):
print('System is ready')
while True:
action = int(
input('\n1. Start video capture\n2. Exit\n\nChoose: '))
if action == 1:
self.capture()
else:
print('Exiting the program.')
break
def __call__(self):
self.capture()
