idcard.py 文件源码

def img_contour_extra(im):
    # ?????
    kernel = cv2.getStructuringElement(cv2.MORPH_RECT,(13,7))
    bgmask = cv2.morphologyEx(im, cv2.MORPH_CLOSE, kernel)

    img_show_hook("??????", bgmask)

    # ??????
    # ??????????
    im2, contours, hierarchy = cv2.findContours(bgmask.copy(), cv2.RETR_EXTERNAL, #????
                                cv2.CHAIN_APPROX_SIMPLE)
    return contours