from kivy.app import App
from kivy.uix.boxlayout import BoxLayout
from kivy.uix.videoplayer import VideoPlayer
from kivy.uix.video import Video

class VideoWidget(BoxLayout):
    def __init__(self,**kwargs):
        super().__init__(**kwargs)

        player=VideoPlayer(source='123.mp4',state='play',
                          options={'allow_stretch':True,'eos':'loop'})
        self.add_widget(player)

class VideoApp(App):
    def build(self):
        return VideoWidget()

if __name__ == '__main__':  ##程序入口
    from kivy.core.window import Window
    Window.clearcolor = [.8, .8, .8, 1]
    VideoApp().run()  ##启动应用程序