Image

build_cnt_mask

def build_cnt_mask(np_arr):

“”” Build an exterior rectangle mask based on contour

“””

cnt_mask_img

def cnt_mask_img(img, np_arr):

“”” Mask image by contour

“””

cnt_mask_sub_img

def cnt_mask_sub_img(img, np_arr):

“”” Mask sub image using contour

“””