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@@ -59,33 +59,38 @@ class Fsmn_vad():
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def __call__(self, audio_in: Union[str, np.ndarray, List[str]], **kwargs) -> List:
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- waveform_list = self.load_data(audio_in, self.frontend.opts.frame_opts.samp_freq)
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- waveform_nums = len(waveform_list)
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+ # waveform_list = self.load_data(audio_in, self.frontend.opts.frame_opts.samp_freq)
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is_final = kwargs.get('kwargs', False)
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-
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- asr_res = []
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- for beg_idx in range(0, waveform_nums, self.batch_size):
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+ param_dict = kwargs.get('param_dict', dict())
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+ audio_in_cache = param_dict.get('audio_in_cache', None)
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+ audio_in_cum = audio_in
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+ if audio_in_cache is not None:
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+ audio_in_cum = np.concatenate((audio_in_cache, audio_in_cum))
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+ param_dict['audio_in_cache'] = audio_in_cum
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+ feats, feats_len = self.extract_feat([audio_in_cum])
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+
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+ in_cache = param_dict.get('in_cache', list())
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+ in_cache = self.prepare_cache(in_cache)
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+ beg_idx = param_dict.get('beg_idx',0)
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+ feats = feats[:, beg_idx:beg_idx+8, :]
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+ param_dict['beg_idx'] = beg_idx + feats.shape[1]
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+ try:
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+ inputs = [feats]
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+ inputs.extend(in_cache)
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+ scores, out_caches = self.infer(inputs)
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+ param_dict['in_cache'] = out_caches
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+ segments = self.vad_scorer(scores, audio_in[None, :], is_final=is_final, max_end_sil=self.max_end_sil)
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+ # print(segments)
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+ if len(segments) == 1 and segments[0][0][1] != -1:
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+ self.frontend.reset_status()
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+
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- end_idx = min(waveform_nums, beg_idx + self.batch_size)
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- waveform = waveform_list[beg_idx:end_idx]
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- feats, feats_len = self.extract_feat(waveform)
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- param_dict = kwargs.get('param_dict', dict())
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- in_cache = param_dict.get('in_cache', list())
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- in_cache = self.prepare_cache(in_cache)
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- try:
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- inputs = [feats]
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- inputs.extend(in_cache)
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- scores, out_caches = self.infer(inputs)
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- param_dict['in_cache'] = out_caches
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- segments = self.vad_scorer(scores, waveform[0][None, :], is_final=is_final, max_end_sil=self.max_end_sil)
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-
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- except ONNXRuntimeError:
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- # logging.warning(traceback.format_exc())
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- logging.warning("input wav is silence or noise")
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- segments = ''
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- asr_res.append(segments)
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+ except ONNXRuntimeError:
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+ logging.warning(traceback.format_exc())
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+ logging.warning("input wav is silence or noise")
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+ segments = []
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- return asr_res
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+ return segments
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def load_data(self,
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wav_content: Union[str, np.ndarray, List[str]], fs: int = None) -> List:
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