              self.detectors.append(dlib.get_frontal_face_detector())
  
          self.initialized = True
  
      def detect_faces(self, image):
          """ Detect faces in rgb image """
          self.detected_faces = None
 
</s> remove     def detect_faces(self, images):
        """ Detect faces in images """
 </s> add     def detect_faces(self, image):
        """ Detect faces in rgb image """ </s> remove     def detect_faces(self, images):
        """ Detect faces in images """
 </s> add     def detect_faces(self, image):
        """ Detect faces in rgb image """ </s> remove         for current_detector, current_image in(
                (current_detector, current_image)
                for current_detector in self.detectors
                for current_image in images):
            self.detected_faces = current_detector(current_image, 0)
 </s> add         for current_detector in self.detectors:
            self.detected_faces = current_detector(image, 0) </s> remove         for current_image in images:
            detected_faces = detect_face(current_image, **self.kwargs)
            self.detected_faces = [dlib.rectangle(int(face[0]), int(face[1]),
                                                  int(face[2]), int(face[3]))
                                   for face in detected_faces]
            if self.detected_faces:
                break
 </s> add         detected_faces = detect_face(image, **self.kwargs)
        self.detected_faces = [dlib.rectangle(int(face[0]), int(face[1]),
                                              int(face[2]), int(face[3]))
                               for face in detected_faces]
        for current_detector in self.detectors:
            current_detector(placeholder, 0)

              self.detectors.append(dlib.get_frontal_face_detector())
  
        for current_detector in self.detectors:
            current_detector(placeholder, 0)

          self.initialized = True
  
      def detect_faces(self, image):
          """ Detect faces in rgb image """
          self.detected_faces = None
keep add keep keep keep keep keep
 DLib scaling amends (#461)

* Scaling area fix and rework of frames and bounding boxes

* Update DLib scaling and initialization 
lib/face_alignment/detectors.py