chore: Adjust pin group to set right bound

@@ -44,6 +44,11 @@ def main():
             pred = prob.argmax(axis=-1) 
             return True if pred[0] == 1 else False
 
+    def get_eye_open_dlib(frame, bound):
+        l, r = min(map(lambda x: x[0], bound)), max(map(lambda x: x[0], bound))
+        t, b = min(map(lambda x: x[1], bound)), max(map(lambda x: x[1], bound))
+        cv2.rectangle(frame, (l,t), (r,b), (0,255,0), 2)
+
     while True:
         frame = video.read()
         frame = imutils.resize(frame, width=640)
@@ -64,13 +69,12 @@ def main():
           shape = predictor(gray, rect)
           shape = face_utils.shape_to_np(shape)
     
-          r_eye = shape[36:43]
+          r_eye = shape[36:42]
           l_eye = shape[42:48]   
-          mouth = shape[48:69]
-          for (x, y) in l_eye:
-            cv2.circle(frame, (x, y), 2, (0, 255, 0), -1)
-          for (x, y) in r_eye:
-            cv2.circle(frame, (x, y), 2, (0, 255, 0), -1)
+          mouth = shape[48:]
+          get_eye_open_dlib(frame, r_eye)
+          get_eye_open_dlib(frame, l_eye)
+          
           for (x, y) in mouth:
             cv2.circle(frame, (x, y), 2, (0, 255, 0), -1)