Webcam.py 文件源码

def __init__(self, video, result):
        self.video = video
        self.result = result
        app = pg.mkQApp()
        self.win = pg.GraphicsWindow(title="Live webcam")
        self.win.resize(640,480)   

        box = self.win.addViewBox(lockAspect=True)
        box.invertY()
        self.vis = pg.ImageItem()
        box.addItem(self.vis)  

        box = self.win.addViewBox(lockAspect=True)
        box.invertY()
        self.res = pg.ImageItem()
        box.addItem(self.res)  

        self.win.show()

        self.lastUpdate = pg.ptime.time()
        self.avgFps = 0.0