captcha.py 文件源码

def test2(image_name):
    """
    ?????????????
    :param image_name:
    :return:
    """
    with Image.open(image_name) as image:
        image = image.convert("RGBA")
        pixdata = image.load()

        # Make the letters bolder for easier recognition
        for y in range(image.size[1]):
            for x in range(image.size[0]):
                if pixdata[x, y][0] < 90:
                    pixdata[x, y] = (0, 0, 0, 255)

        for y in range(image.size[1]):
            for x in range(image.size[0]):
                if pixdata[x, y][1] < 136:
                    pixdata[x, y] = (0, 0, 0, 255)

        for y in range(image.size[1]):
            for x in range(image.size[0]):
                if pixdata[x, y][2] > 0:
                    pixdata[x, y] = (255, 255, 255, 255)

        # image.save("input-black.gif", "GIF")
        print(pytesseract.image_to_string(image))