brainwaresrcio.py 文件源码

def __read_spike_fixed(self, numpts=40):
        """
        Read a spike with a fixed waveform length (40 time bins)

        -------------------------------------------
        Returns the time, waveform and trig2 value.

        The returned objects must be converted to a SpikeTrain then
        added to the Block.

        ID: 29079
        """

        # float32 -- spike time stamp in ms since start of SpikeTrain
        time = np.fromfile(self._fsrc, dtype=np.float32, count=1)

        # int8 * 40 -- spike shape -- use numpts for spike_var
        waveform = np.fromfile(self._fsrc, dtype=np.int8,
                               count=numpts).reshape(1, 1, numpts)

        # uint8 -- point of return to noise
        trig2 = np.fromfile(self._fsrc, dtype=np.uint8, count=1)

        return time, waveform, trig2