import cv2
import numpy as np
#灰度图转换
def tra():
from PIL import Image
grayimg = cv2.cvtColor(img,cv2.COLOR_BGR2GRAY)
cv2.imwrite("grayimg.jpg",grayimg)
img_tra_0 = Image.open('grayimg.jpg')
img_tra_0.show()
#选择限定角度旋转
def rot():
from PIL import Image
w = t_rot.get()
w = int(w)
(img_h,img_w) = img.shape[:2]
px,py = img_h/2,img_w/2
M = cv2.getRotationMatrix2D((int(px),int(py)),w,1)
img_rot = cv2.warpAffine(img,M,(int(px),int(py)))
cv2.imwrite("img_rot.jpg",img_rot)
img_rot_0 = Image.open('img_rot.jpg')
img_rot_0.show()
#镜像图像
def mirhor():
from PIL import Image
img_mirhor=cv2.flip(img,1)
cv2.imwrite('img_mirhor.jpg',img_mirhor)
img_mirhor_0 = Image.open('img_mirhor.jpg')
img_mirhor_0.show()
#去椒盐化(中值滤波)
def median():
from PIL import Image
median = cv2.medianBlur(img, 11)
cv2.imwrite("median.jpg", median)
img_median_0 = Image.open('median.jpg')
img_median_0.show()
#模糊化
def dim():
from PIL import Image
dim = cv2.blur(img,(9,9))
cv2.imwrite("dim.jpg",dim)
img_dim = Image.open('dim.jpg')
img_dim.show()
#漫画化
def threshold():
from PIL import Image
thresh = cv2.adaptiveThreshold(cv2.cvtColor(img,cv2.COLOR_BGR2GRAY), 255,cv2.ADAPTIVE_THRESH_GAUSSIAN_C, cv2.THRESH_BINARY,9, 3)
cv2.imwrite("thresh.jpg", thresh)
img_thresh = Image.open('thresh.jpg')
img_thresh.show()
#图像变亮
def sums()
from PIL import Image
sums = cv2.add(img,50)
cv2.imwrite("sums.jpg",sums)
img_sums = Image.open('sums.jpg')
img_sums.show()
#图像变暗
def sub():
from PIL import Image
sub = cv2.subtract(img,50)
cv2.imwrite("sub.jpg", sub)
img_sub = Image.open('sub.jpg')
img_sub.show()
#读取图片
def read():
from PIL import Image
name = t_main.get()
global img
img = cv2.imread(name)
t_main.delete(0, END)
txt.insert(END,img)
img0 = Image.open(name)
img0.show()
tk1()
from tkinter import *
from tkinter.simpledialog import *
def tk1():
from PIL import Image
tk1 = Toplevel(root)
tk1.title('图像处理器')
tk1.geometry('300x300')
b_tra = Button(tk1,text='转换为灰度图',command=tra)
b_tra.place(x=100,y=0)
b_rot0 = Button(tk1,text='选择限定角度旋转',command=tk2)
b_rot0.place(x=100,y=30)
b_mirhor = Button(tk1,text='镜像图像',command=mirhor)
b_mirhor.place(x=100,y=60)
b_median = Button(tk1,text='去椒盐化',command=median)
b_median.place(x=100,y=90)
b_dim = Button(tk1,text='模糊化',command=dim)
b_dim.place(x=100,y=120)
b_thresh = Button(tk1,text='漫画化',command=threshold)
b_thresh.place(x=100,y=150)
b_sums = Button(tk1,text='图片变亮',command=sums)
b_sums.place(x=100,y=180)
b_sub = Button(tk1,text='图片变暗',command=sub)
b_sub.place(x=100,y=210)
root.mainloop()
def tk2():
from PIL import Image
tk2 = Toplevel(root)
tk2.title('旋转角')
tk2.geometry('300x300')
lb_rot = Label(tk2,text='请输入图片的旋转角度：')
lb_rot.place(x=20,y=100)
global t_rot
t_rot = Entry(tk2)
t_rot.delete(0, END)
t_rot.place(x=130,y=100)
b_rot = Button(tk2,text='开始旋转',command=rot)
b_rot.place(x=120,y=130)
#主界面
from PIL import Image
root = Tk()
root.title('图像处理器')
root.geometry('300x300')
lb_main = Label(root,text='请输入图片名字:')
lb_main.place(x=0,y=0)
t_main = Entry(root)
t_main.place(x=100,y=0)
b_main = Button(root,text='开始',command=read)
b_main.place(x=120,y=50)
txt = Text(root)
txt.place(rely=0.6, relheight=0.4)
root.mainloop()
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