代码
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import osfrom PIL import Imageimport tkinterimport tkinter.filedialogimport tkinter.messageboxclass Window(): def __init__(self): self.root = root = tkinter.Tk() self.menu = tkinter.Menu(root) self.submenu = tkinter.Menu(self.menu, tearoff=0) self.submenu.add_command(label='作者:君莫笑') root.config(menu=self.submenu) self.Image = tkinter.StringVar() self.Image.set('.bmp') self.mstatus = tkinter.IntVar() self.fstatus = tkinter.IntVar() self.mstatus.set(0) self.fstatus.set(0) self.status = tkinter.StringVar() self.label = tkinter.Label(root, text='输入百分比') self.label.place(x=5, y=5) self.entryNew = tkinter.Entry(root) self.entryNew.place(x=70, y=5) self.checkM = tkinter.Checkbutton(self.root, text='批量转换', command=self.OnCheckM, variable=self.mstatus, onvalue=1, offvalue=0) self.checkM.place(x=5, y=30) self.label = tkinter.Label(root, text='选择文件') self.label.place(x=5, y=55) self.entryFile = tkinter.Entry(root) self.entryFile.place(x=70, y=55) self.BrowserFileButton = tkinter.Button(root, text='浏览', command=self.BrowserFile) self.BrowserFileButton.place(x=220, y=55) self.label = tkinter.Label(root, text='选择目录') self.label.place(x=5, y=90) self.entryDir = tkinter.Entry(root, state=tkinter.DISABLED) self.entryDir.place(x=70, y=90) self.BrowserDirButton = tkinter.Button(root, text='浏览', command=self.BrowserDir, state=tkinter.DISABLED) self.BrowserDirButton.place(x=220, y=90) self.checkF = tkinter.Checkbutton(root, text='改变文件格式', onvalue=1, offvalue=0, variable=self.fstatus, command=self.OnCheckF) self.checkF.place(x=5, y=120) frame = tkinter.Frame(root, ) frame.place(x=10, y=150) self.rBmp = tkinter.Radiobutton(frame, variable=self.Image, value='.bmp', text='BMP', state=tkinter.DISABLED) self.rBmp.pack(anchor='w') self.rJpg = tkinter.Radiobutton(frame, variable=self.Image, value='.jpg', text='JPG', state=tkinter.DISABLED) self.rJpg.pack(anchor='w') self.rPng = tkinter.Radiobutton(frame, variable=self.Image, value='.png', text='PNG', state=tkinter.DISABLED) self.rPng.pack(anchor='w') self.rGif = tkinter.Radiobutton(frame, variable=self.Image, value='.gif', text='GIF', state=tkinter.DISABLED) self.rGif.pack(anchor='w') self.ButtonCov = tkinter.Button(root, text='转换格式', command=self.Conv, ) self.ButtonCov.place(x=120, y=180) self.statusLabel = tkinter.Label(root, textvariable=self.status, fg='red') self.statusLabel.place(x=80, y=220) def OnCheckM(self): if not self.mstatus.get(): self.entryDir.config(state=tkinter.DISABLED) self.entryFile.config(state=tkinter.NORMAL) self.BrowserFileButton.config(state=tkinter.NORMAL) self.BrowserDirButton.config(state=tkinter.DISABLED) else: self.entryDir.config(state=tkinter.NORMAL) self.entryFile.config(state=tkinter.DISABLED) self.BrowserFileButton.config(state=tkinter.DISABLED) self.BrowserDirButton.config(state=tkinter.NORMAL) def OnCheckF(self): if not self.fstatus.get(): self.rBmp.config(state=tkinter.DISABLED) self.rPng.config(state=tkinter.DISABLED) self.rJpg.config(state=tkinter.DISABLED) self.rGif.config(state=tkinter.DISABLED) else: self.rBmp.config(state=tkinter.NORMAL) self.rPng.config(state=tkinter.NORMAL) self.rJpg.config(state=tkinter.NORMAL) self.rGif.config(state=tkinter.NORMAL) def BrowserFile(self): file = tkinter.filedialog.askopenfilename(title='Python player', filetypes=[('JPG', '*.jpg'), ('BMP', '*.bmp'), ('GIF', '*.gif'), ('PNG', '*.png')]) if file: self.entryFile.delete(0, tkinter.END) self.entryFile.insert(tkinter.END, file) def BrowserDir(self): directory = tkinter.filedialog.askdirectory(title='Python') if directory: self.entryDir.delete(0, tkinter.END) self.entryDir.insert(tkinter.END, directory) def make(self, file, format=None): im = Image.open(file) mode = im.mode if mode not in ('L', 'RGB'): im = im.convert('RGB') width, height = im.size s = self.entryNew.get() if s == '': tkinter.messagebox.showerror('出错啦', '请输入百分比') return else: n = int(s) nwidth = int(width * n / 100) nheight = int(height * n / 100) thumb = im.resize((nwidth, nheight), Image.ANTIALIAS) if format: thumb.save(file[:(len(file) - 4)] + '_thumb' + format) else: thumb.save(file[:(len(file) - 4)] + '_thumb' + file[-4:]) def Conv(self): n = 0 if self.mstatus.get(): path = self.entryDir.get() if path == "": tkinter.messagebox.showerror('出错啦', '请选择路径') return filenames = os.listdir(path) if self.fstatus.get(): f = self.Image.get() print(f) for filename in filenames: if filename[-3:] in ('bmp', 'jpg', 'gif', 'png'): self.make(path + '/' + filename, f) n += 1 else: for filename in filenames: if filename[-3:] in ('bmp', 'jpg', 'gif', 'png'): self.make(path + '/' + filename) n += 1 else: file = self.entryFile.get() if file == '': tkinter.messagebox.showerror('出错啦', '请选择文件') return if self.fstatus.get(): f = self.Image.get() self.make(file, f) n += 1 else: self.make(file) n += 1 def mainloop(self): self.root.minsize(280, 270) self.root.maxsize(280, 250) self.root.title('图片转换') self.root.mainloop()if __name__ == "__main__": window = Window() window.mainloop() |
运行效果：
以上就是python利用tkinter实现图片格式转换的示例的详细内容，更多关于python 图片格式转换的资料请关注服务器之家其它相关文章！
原文链接：https://www.cnblogs.com/manbaout/p/13232404.html
