From 2b458b1a71053a53eec453c0dad997646d4e45ed Mon Sep 17 00:00:00 2001
From: 游雁 <zhifu.gzf@alibaba-inc.com>
Date: 星期三, 10 五月 2023 21:59:41 +0800
Subject: [PATCH] paraformer long batch infer sort

---
 funasr/bin/asr_inference_paraformer.py |  171 +++-----------------------------------------------------
 1 files changed, 10 insertions(+), 161 deletions(-)

diff --git a/funasr/bin/asr_inference_paraformer.py b/funasr/bin/asr_inference_paraformer.py
index 8cbd419..ab8bd5b 100644
--- a/funasr/bin/asr_inference_paraformer.py
+++ b/funasr/bin/asr_inference_paraformer.py
@@ -41,6 +41,7 @@
 from funasr.utils import asr_utils, wav_utils, postprocess_utils
 from funasr.models.frontend.wav_frontend import WavFrontend
 from funasr.models.e2e_asr_paraformer import BiCifParaformer, ContextualParaformer
+from funasr.models.e2e_asr_contextual_paraformer import NeatContextualParaformer
 from funasr.export.models.e2e_asr_paraformer import Paraformer as Paraformer_export
 from funasr.utils.timestamp_tools import ts_prediction_lfr6_standard
 from funasr.bin.tp_inference import SpeechText2Timestamp
@@ -236,7 +237,7 @@
         pre_token_length = pre_token_length.round().long()
         if torch.max(pre_token_length) < 1:
             return []
-        if not isinstance(self.asr_model, ContextualParaformer):
+        if not isinstance(self.asr_model, ContextualParaformer) and not isinstance(self.asr_model, NeatContextualParaformer):
             if self.hotword_list:
                 logging.warning("Hotword is given but asr model is not a ContextualParaformer.")
             decoder_outs = self.asr_model.cal_decoder_with_predictor(enc, enc_len, pre_acoustic_embeds, pre_token_length)
@@ -357,160 +358,6 @@
             hotword_list = None
         return hotword_list
 
-class Speech2TextExport:
-    """Speech2TextExport class
-
-    """
-
-    def __init__(
-            self,
-            asr_train_config: Union[Path, str] = None,
-            asr_model_file: Union[Path, str] = None,
-            cmvn_file: Union[Path, str] = None,
-            lm_train_config: Union[Path, str] = None,
-            lm_file: Union[Path, str] = None,
-            token_type: str = None,
-            bpemodel: str = None,
-            device: str = "cpu",
-            maxlenratio: float = 0.0,
-            minlenratio: float = 0.0,
-            dtype: str = "float32",
-            beam_size: int = 20,
-            ctc_weight: float = 0.5,
-            lm_weight: float = 1.0,
-            ngram_weight: float = 0.9,
-            penalty: float = 0.0,
-            nbest: int = 1,
-            frontend_conf: dict = None,
-            hotword_list_or_file: str = None,
-            **kwargs,
-    ):
-
-        # 1. Build ASR model
-        asr_model, asr_train_args = ASRTask.build_model_from_file(
-            asr_train_config, asr_model_file, cmvn_file, device
-        )
-        frontend = None
-        if asr_train_args.frontend is not None and asr_train_args.frontend_conf is not None:
-            frontend = WavFrontend(cmvn_file=cmvn_file, **asr_train_args.frontend_conf)
-
-        logging.info("asr_model: {}".format(asr_model))
-        logging.info("asr_train_args: {}".format(asr_train_args))
-        asr_model.to(dtype=getattr(torch, dtype)).eval()
-
-        token_list = asr_model.token_list
-
-
-
-        logging.info(f"Decoding device={device}, dtype={dtype}")
-
-        # 5. [Optional] Build Text converter: e.g. bpe-sym -> Text
-        if token_type is None:
-            token_type = asr_train_args.token_type
-        if bpemodel is None:
-            bpemodel = asr_train_args.bpemodel
-
-        if token_type is None:
-            tokenizer = None
-        elif token_type == "bpe":
-            if bpemodel is not None:
-                tokenizer = build_tokenizer(token_type=token_type, bpemodel=bpemodel)
-            else:
-                tokenizer = None
-        else:
-            tokenizer = build_tokenizer(token_type=token_type)
-        converter = TokenIDConverter(token_list=token_list)
-        logging.info(f"Text tokenizer: {tokenizer}")
-
-        # self.asr_model = asr_model
-        self.asr_train_args = asr_train_args
-        self.converter = converter
-        self.tokenizer = tokenizer
-
-        self.device = device
-        self.dtype = dtype
-        self.nbest = nbest
-        self.frontend = frontend
-
-        model = Paraformer_export(asr_model, onnx=False)
-        self.asr_model = model
-        
-    @torch.no_grad()
-    def __call__(
-            self, speech: Union[torch.Tensor, np.ndarray], speech_lengths: Union[torch.Tensor, np.ndarray] = None
-    ):
-        """Inference
-
-        Args:
-                speech: Input speech data
-        Returns:
-                text, token, token_int, hyp
-
-        """
-        assert check_argument_types()
-
-        # Input as audio signal
-        if isinstance(speech, np.ndarray):
-            speech = torch.tensor(speech)
-
-        if self.frontend is not None:
-            feats, feats_len = self.frontend.forward(speech, speech_lengths)
-            feats = to_device(feats, device=self.device)
-            feats_len = feats_len.int()
-            self.asr_model.frontend = None
-        else:
-            feats = speech
-            feats_len = speech_lengths
-
-        enc_len_batch_total = feats_len.sum()
-        lfr_factor = max(1, (feats.size()[-1] // 80) - 1)
-        batch = {"speech": feats, "speech_lengths": feats_len}
-
-        # a. To device
-        batch = to_device(batch, device=self.device)
-
-        decoder_outs = self.asr_model(**batch)
-        decoder_out, ys_pad_lens = decoder_outs[0], decoder_outs[1]
-        
-        results = []
-        b, n, d = decoder_out.size()
-        for i in range(b):
-            am_scores = decoder_out[i, :ys_pad_lens[i], :]
-
-            yseq = am_scores.argmax(dim=-1)
-            score = am_scores.max(dim=-1)[0]
-            score = torch.sum(score, dim=-1)
-            # pad with mask tokens to ensure compatibility with sos/eos tokens
-            yseq = torch.tensor(
-                yseq.tolist(), device=yseq.device
-            )
-            nbest_hyps = [Hypothesis(yseq=yseq, score=score)]
-
-            for hyp in nbest_hyps:
-                assert isinstance(hyp, (Hypothesis)), type(hyp)
-
-                # remove sos/eos and get results
-                last_pos = -1
-                if isinstance(hyp.yseq, list):
-                    token_int = hyp.yseq[1:last_pos]
-                else:
-                    token_int = hyp.yseq[1:last_pos].tolist()
-
-                # remove blank symbol id, which is assumed to be 0
-                token_int = list(filter(lambda x: x != 0 and x != 2, token_int))
-
-                # Change integer-ids to tokens
-                token = self.converter.ids2tokens(token_int)
-
-                if self.tokenizer is not None:
-                    text = self.tokenizer.tokens2text(token)
-                else:
-                    text = None
-
-                results.append((text, token, token_int, hyp, enc_len_batch_total, lfr_factor))
-
-        return results
-
 
 def inference(
         maxlenratio: float,
@@ -612,7 +459,9 @@
         **kwargs,
 ):
     assert check_argument_types()
-
+    ncpu = kwargs.get("ncpu", 1)
+    torch.set_num_threads(ncpu)
+    
     if word_lm_train_config is not None:
         raise NotImplementedError("Word LM is not implemented")
     if ngpu > 1:
@@ -629,7 +478,9 @@
         export_mode = param_dict.get("export_mode", False)
     else:
         hotword_list_or_file = None
-
+    
+    if kwargs.get("device", None) == "cpu":
+        ngpu = 0
     if ngpu >= 1 and torch.cuda.is_available():
         device = "cuda"
     else:
@@ -660,10 +511,8 @@
         nbest=nbest,
         hotword_list_or_file=hotword_list_or_file,
     )
-    if export_mode:
-        speech2text = Speech2TextExport(**speech2text_kwargs)
-    else:
-        speech2text = Speech2Text(**speech2text_kwargs)
+
+    speech2text = Speech2Text(**speech2text_kwargs)
 
     if timestamp_model_file is not None:
         speechtext2timestamp = SpeechText2Timestamp(

--
Gitblit v1.9.1