PreProcess.py 文件源码

def binaryzation(image):
        """
        :return: ret_images

        ?????
        """
        x, y = image.size
        for j in xrange(x):
            for k in xrange(y):
                pixel = 0 if image.getpixel((j, k)) > 100 else 255
                image.putpixel((j, k), pixel)
        image = image.filter(ImageFilter.MedianFilter())
        return image