feat: Check able to detect mouth

@@ -10,6 +10,7 @@ import pygame
 def main():
     leye = cv2.CascadeClassifier('pre_trained/haarcascade_lefteye_2splits.xml')
     reye = cv2.CascadeClassifier('pre_trained/haarcascade_righteye_2splits.xml')
+    mouth_class = cv2.CascadeClassifier('pre_trained/haarcascade_mcs_mouth.xml')
     model = load_model('model/eyes_weight.h5')
     pygame.mixer.init()
     warning_sound = pygame.mixer.Sound('asset/windsheld.mp3')
@@ -47,9 +48,14 @@ def main():
         L, gray = lr.light_removing(frame)
         left_eye = leye.detectMultiScale(gray)
         right_eye =  reye.detectMultiScale(gray)
+        mouth = mouth_class.detectMultiScale(gray)
 
         left_eye_open = get_eye_open(frame, left_eye)
         right_eye_open = get_eye_open(frame, right_eye)
+        # print mouth bound
+        for (x,y,w,h) in mouth:
+            cv2.rectangle(frame, (x,y), (x+w,y+h), (0,255,0), 2)
+
         both_eyes_closed = False
         if left_eye_open != None or right_eye_open != None:
             both_eyes_closed = not left_eye_open and not right_eye_open