mls.py 文件源码

def get_full_sequence(self, repeats=1):
        """Get the full MLS sequence as audio samples, repeated n times. When
        extracting the impulse response we need to throw away the first MLS
        sequence. Hence we need to repeat the signal at least once, i.e
        repeat=2. More repetitions will mean longer signal but better signal
        to noise ratio since we will average away any noise.
        """

        chunkgen        = self.generator_samples(chunk=self.L)
        full_sequence   = chunkgen.next()
        reps_sequence   = np.tile(full_sequence.T, repeats).T
        self._logger.debug("May share memory: %s" %np.may_share_memory(full_sequence,
                                                                       reps_sequence))
        return reps_sequence