#!/usr/bin/python

import os
import cv2
import numpy as np

img = cv2.imread('withframe.bmp')



rect = np.ones(img.shape[:2], dtype = "uint8") * 255
rect = cv2.rectangle(rect, (0,0),(img.shape[1],img.shape[0]),0,1)
subdiv  = cv2.Subdiv2D(rect)