replay.py 文件源码

def __init__(self, mgr, pollSize=2):
        """
        Construct a new source for replaying EEG saved to file.

            pollSize:   Number of data samples collected during each poll.
                        Higher values result in better timing and marker
                        resolution but more CPU usage while higher values
                        typically use less CPU but worse timing results.
        """
        self.pollSize = pollSize
        self.lock = mp.Lock()

        self.replayData = None
        self.startIndex = 0

        Source.__init__(self, mgr=mgr, sampRate=256, chans=[str(i) for i in range(8)],
            configPanelClass=ReplayConfigPanel)