BoundaryExtraction.py 文件源码

def FindLowerBoundary(path,mode):
    img_gray = ToGrayImage(path)
    _,img_bi = cv2.threshold(img_gray,10,255,cv2.THRESH_BINARY)
    threshold_rate = 0.8
    threshold_row = -1
    row,col = img_bi.shape
    for tmp_r in range(row-1,-1,-1):
        tmp_sum = sum(img_bi[tmp_r])
        rate = float(tmp_sum)/255/col
        if rate>threshold_rate:
            threshold_row = tmp_r
            break
    return threshold_row



# GrayScale Image Convertor
# https://extr3metech.wordpress.com