python turtle用海龟进行模糊处理图像

李兴球Python用海龟高斯模糊图像

"""
   用海龟进行模糊处理图像.py
"""

from PIL import Image,ImageTk,ImageFilter
from turtle import Turtle,Screen,TK

def process(value):
    """对图像进行高斯模糊处理"""
    gf = ImageFilter.GaussianBlur(float(value))# 形成高斯模糊滤镜
    blurred_image = im.filter(gf)              # 进行高期模糊
    blurred_image = ImageTk.PhotoImage(blurred_image)# 包装成PhotoImage对象
    screen._shapes['blank']._data = blurred_image # 修改空白造型的_data值
    screen.update()                               # 更新屏幕显示

screen = Screen()
screen.setup(480,640)
root = screen._root

pic = Turtle(shape='blank')

TK.Scale(root, from_=0, to=100, length=400,tickinterval=5,
         orient=TK.HORIZONTAL, command=process).pack()

im = Image.open('notepad.jpg')
process(0)

screen.mainloop()