datafile.py 文件源码

def _get_t_start_t_stop(self, idx, chunk_size, padding=(0,0)):

        t_start     = idx*numpy.int64(chunk_size)+padding[0]
        t_stop      = (idx+1)*numpy.int64(chunk_size)+padding[1]

        if t_stop > self.duration:
            t_stop = self.duration

        if t_start < 0:
            t_start = 0

        return t_start, t_stop