def draw_label()

in src/webcam_client.py [0:0]


def draw_label(img, bbox, label,
               bg_color=(255, 0, 0), text_color=(255, 255, 255)):
    font = cv2.FONT_HERSHEY_SIMPLEX
    font_scale = 1
    thickness = 2
    size = cv2.getTextSize(label, font, font_scale, thickness)[0]

    x, y = (bbox['Left'], bbox['Top'])
    cv2.rectangle(img, (x, y-size[1]), (x+size[0], y), bg_color, cv2.FILLED)
    cv2.putText(img, label, (x, y), font, font_scale, text_color, thickness)