camera.py 文件源码

def __init__(self, **argd):
       self.__dict__.update(**argd)
       super(VideoCapturePlayer, self).__init__(**argd)

       # create a display surface. standard pygame stuff
       self.display = pygame.display.set_mode( self.size, 0 )

       # gets a list of available cameras.
       self.clist = pygame.camera.list_cameras()
       if not self.clist:
           raise ValueError("Sorry, no cameras detected.")

       # creates the camera of the specified size and in RGB colorspace
       self.camera = pygame.camera.Camera(self.clist[0], self.size, "RGB")

       # starts the camera
       self.camera.start()

       self.clock = pygame.time.Clock()

       # create a surface to capture to.  for performance purposes, you want the
       # bit depth to be the same as that of the display surface.
       self.snapshot = pygame.surface.Surface(self.size, 0, self.display)