From 23e7ddebccd3b05cf7ef89809bcfe565ad6dfa1f Mon Sep 17 00:00:00 2001
From: majic31 <majic31@163.com>
Date: 星期二, 24 十二月 2024 10:00:14 +0800
Subject: [PATCH] Fix the variable name (#2328)

---
 funasr/models/sense_voice/model.py |   81 ++++++++++++++++++++++++++++++++++++----
 1 files changed, 72 insertions(+), 9 deletions(-)

diff --git a/funasr/models/sense_voice/model.py b/funasr/models/sense_voice/model.py
index 1311987..9d8ef84 100644
--- a/funasr/models/sense_voice/model.py
+++ b/funasr/models/sense_voice/model.py
@@ -19,6 +19,7 @@
 
 
 from funasr.models.paraformer.search import Hypothesis
+from .utils.ctc_alignment import ctc_forced_align
 
 
 class SinusoidalPositionEncoder(torch.nn.Module):
@@ -196,13 +197,13 @@
                 "inf"
             )  # float(numpy.finfo(torch.tensor(0, dtype=scores.dtype).numpy().dtype).min)
             scores = scores.masked_fill(mask, min_value)
-            self.attn = torch.softmax(scores, dim=-1).masked_fill(
+            attn = torch.softmax(scores, dim=-1).masked_fill(
                 mask, 0.0
             )  # (batch, head, time1, time2)
         else:
-            self.attn = torch.softmax(scores, dim=-1)  # (batch, head, time1, time2)
+            attn = torch.softmax(scores, dim=-1)  # (batch, head, time1, time2)
 
-        p_attn = self.dropout(self.attn)
+        p_attn = self.dropout(attn)
         x = torch.matmul(p_attn, value)  # (batch, head, time1, d_k)
         x = (
             x.transpose(1, 2).contiguous().view(n_batch, -1, self.h * self.d_k)
@@ -555,7 +556,8 @@
         ilens: torch.Tensor,
     ):
         """Embed positions in tensor."""
-        masks = sequence_mask(ilens, device=ilens.device)[:, None, :]
+        maxlen = xs_pad.shape[1]
+        masks = sequence_mask(ilens, maxlen=maxlen, device=ilens.device)[:, None, :]
 
         xs_pad *= self.output_size() ** 0.5
 
@@ -644,7 +646,13 @@
         self.embed = torch.nn.Embedding(
             7 + len(self.lid_dict) + len(self.textnorm_dict), input_size
         )
-        self.emo_dict = {"unk": 25009, "happy": 25001, "sad": 25002, "angry": 25003, "neutral": 25004}
+        self.emo_dict = {
+            "unk": 25009,
+            "happy": 25001,
+            "sad": 25002,
+            "angry": 25003,
+            "neutral": 25004,
+        }
 
         self.criterion_att = LabelSmoothingLoss(
             size=self.vocab_size,
@@ -850,6 +858,8 @@
 
         use_itn = kwargs.get("use_itn", False)
         textnorm = kwargs.get("text_norm", None)
+        output_timestamp = kwargs.get("output_timestamp", False)
+
         if textnorm is None:
             textnorm = "withitn" if use_itn else "woitn"
         textnorm_query = self.embed(
@@ -874,7 +884,7 @@
         ctc_logits = self.ctc.log_softmax(encoder_out)
         if kwargs.get("ban_emo_unk", False):
             ctc_logits[:, :, self.emo_dict["unk"]] = -float("inf")
-            
+
         results = []
         b, n, d = encoder_out.size()
         if isinstance(key[0], (list, tuple)):
@@ -898,18 +908,71 @@
             # Change integer-ids to tokens
             text = tokenizer.decode(token_int)
 
-            result_i = {"key": key[i], "text": text}
-            results.append(result_i)
+            # result_i = {"key": key[i], "text": text}
+            # results.append(result_i)
 
             if ibest_writer is not None:
                 ibest_writer["text"][key[i]] = text
 
+            if output_timestamp:
+                from itertools import groupby
+
+                timestamp = []
+                tokens = tokenizer.text2tokens(text)[4:]
+                logits_speech = self.ctc.softmax(encoder_out)[i, 4 : encoder_out_lens[i].item(), :]
+                pred = logits_speech.argmax(-1).cpu()
+                logits_speech[pred == self.blank_id, self.blank_id] = 0
+                align = ctc_forced_align(
+                    logits_speech.unsqueeze(0).float(),
+                    torch.Tensor(token_int[4:]).unsqueeze(0).long().to(logits_speech.device),
+                    (encoder_out_lens - 4).long(),
+                    torch.tensor(len(token_int) - 4).unsqueeze(0).long().to(logits_speech.device),
+                    ignore_id=self.ignore_id,
+                )
+                pred = groupby(align[0, : encoder_out_lens[0]])
+                _start = 0
+                token_id = 0
+                ts_max = encoder_out_lens[i] - 4
+                for pred_token, pred_frame in pred:
+                    _end = _start + len(list(pred_frame))
+                    if pred_token != 0:
+                        ts_left = max((_start * 60 - 30) / 1000, 0)
+                        ts_right = min((_end * 60 - 30) / 1000, (ts_max * 60 - 30) / 1000)
+                        timestamp.append([tokens[token_id], ts_left, ts_right])
+                        token_id += 1
+                    _start = _end
+                timestamp = self.post(timestamp)
+                result_i = {"key": key[i], "text": text, "timestamp": timestamp}
+                results.append(result_i)
+            else:
+                result_i = {"key": key[i], "text": text}
+                results.append(result_i)
         return results, meta_data
 
+    def post(self, timestamp):
+        timestamp_new = []
+        for i, t in enumerate(timestamp):
+            word, start, end = t
+            if word == "鈻�":
+                continue
+            if i == 0:
+                # timestamp_new.append([word, start, end])
+                timestamp_new.append([int(start * 1000), int(end * 1000)])
+            elif word.startswith("鈻�") or len(word) == 1 or not word[1].isalpha():
+                word = word[1:]
+                # timestamp_new.append([word, start, end])
+                timestamp_new.append([int(start * 1000), int(end * 1000)])
+            else:
+                # timestamp_new[-1][0] += word
+                timestamp_new[-1][1] = int(end * 1000)
+        return timestamp_new
+
     def export(self, **kwargs):
-        from .export_meta import export_rebuild_model
+        from export_meta import export_rebuild_model
 
         if "max_seq_len" not in kwargs:
             kwargs["max_seq_len"] = 512
         models = export_rebuild_model(model=self, **kwargs)
         return models
+
+        return results, meta_data

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