Refine display

Author: jhan15

utils/templates.py

@@ -93,4 +93,3 @@ def __init__(self, label):
                              'overlap':         None,
                              'boundary':        {0: 0} if label == 'right' else {1: 0}}
         }
-        

utils/utils.py

@@ -184,6 +184,7 @@ def map_gesture(gestures, finger_states, landmarks, wrist_angle, direction, boun
 
 
 def draw_transparent_box(img, pt1, pt2, alpha=0.5, beta=0.5):
+    """ Draw a transparent rectangle. """
     sub_img = img[pt1[1]:pt2[1], pt1[0]:pt2[0]]
     white_rect = np.ones(sub_img.shape, dtype=np.uint8) * 255
     res = cv2.addWeighted(sub_img, alpha, white_rect, beta, 1.0)
@@ -247,11 +248,6 @@ def display_hand_info(img, hand):
                 0, 0.6, LINE_COLOR, 2, lineType=cv2.LINE_AA)
 
 
-
-#########################################################################
-# below functions are specifically for volume control, need check later #
-#########################################################################
-
 def draw_vol_bar(img, pt1, pt2, vol_bar, vol, fps, bar_x_range, activated):
     """ Draw a volume bar. """
     draw_transparent_box(img, pt1, pt2)

vol_controller.py

@@ -122,4 +122,3 @@ def vol_control(control='continuous', step=10, traj_size=10):
     opt = parser.parse_args()
 
     vol_control(**vars(opt))
-