python的pillow库实现的图像调整大小转换格式程序

'''Image Resize Project By : @_python.py_ pip install python-resize-image ''' import tkinter.ttk from PIL import Image, ImageTk import PIL.Image from resizeimage import resizeimage from tkinter import * from tkinter import filedialog # make Windows root = Tk() root.geometry('320x480') root.title('Image Converter @_python.py_') root.config(bg="#ffffff") # set image on background image = PIL.Image.open('img.jpeg') test = ImageTk.PhotoImage(image) Label(image = test, bg='#fff').pack() # defina label for app name and developer name Label(root, text='Image Converter', font='Verdana 20 bold', fg='#404042', bg="#ffffff").pack() Label(root, text='@_python.py_', font='Verdana 10 bold', fg='#404042', bg="#ffffff").pack() # variables for ask image width and height width = IntVar() height = IntVar() # Define Label and Entry box for ask image size Label(root, text='Size = ', font='Verdana 10 bold', fg='#404042', bg="#ffffff").place(x=10, y=280) Label(root, text='X', font='Verdana 10 bold', fg='#404042', bg="#ffffff").place(x=166, y=280) Label(root, text='Width', fg='#404042', bg="#ffffff").place(x=70, y=250) Label(root, text='height', fg='#404042', bg="#ffffff").place(x=195, y=250) # Entry Box Entry(root, textvariable=width, font='Verdana 10 bold', fg='#404042', bg="#ffffff", borderwidth=3, width=9).place(x=70, y=280) Entry(root, textvariable=height, font='Verdana 10 bold', fg='#404042', bg="#ffffff", borderwidth=3, width=9).place(x=190, y=280) Label(root, text='Select Target Format', font='Verdana 10 bold', fg='#404042', bg="#ffffff").place(x=10, y= 330) from1 = StringVar() jpgto = tkinter.ttk.Combobox(root, width=10, textvariable= from1) jpgto['values'] = (' PNG', ' GIF', ' ICO') jpgto.place(x = 190, y = 330) jpgto.current(0) # function for select file for browser def ChooseFile(): global filename # Browse Files filename=filedialog.askopenfilename(initialdir="/", title="Select a File", filetypes=(("JPG File", "*.jpg*"), ("all files", "*.*"))) # Change label contents label_file_explorer.configure(text="File : "+filename) # function for convert image def StartConvert(): WSize = width.get() HSize = height.get() name = filename.split('/') finalname = name[-1].replace('.jpeg', '') with open(str(filename), 'r+b') as f: with PIL.Image.open(f) as image: cover = resizeimage.resize_cover(image, [WSize, HSize]) cover.save(f'{finalname}.{from1.get().strip().lower()}', image.format) Label(root, text='Image Convert Successfully', fg='#404042', bg="#ffffff",font='Verdana 10 bold').place(x=57, y=410) # label for file explore label_file_explorer = Label(root, text="File: ", width=50, height=4, fg="#404042", bg="#ffffff") label_file_explorer.pack() # design button for call to function Button(root, text='Choose File',bg='#404042', fg='#ffffff', font='Verdana 10 bold', command=ChooseFile).place(x=40, y=380) Button(root, text='Start Convert', bg='#404042', fg='#ffffff', font='Verdana 10 bold', command=StartConvert).place(x=180, y=380) Label(root, text='Here, you can find an image \n converter for your needs, \nfor example, a jpg to png converter.',fg='#404042', bg="#ffffff").place(x = 57, y=430) root.mainloop()