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https://github.com/modelscope/FunASR.git
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sense voice (#1568)
* train * train * train * train * train * train * train * train * train * train * train * train * train * train * train * train * train * train * train * train * whisper_lib for sense voice * aishell recipe * sense voice
This commit is contained in:
+6
-1
@@ -15,7 +15,12 @@ import pkgutil
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def import_submodules(package, recursive=True):
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if isinstance(package, str):
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package = importlib.import_module(package)
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try:
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package = importlib.import_module(package)
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except Exception as e:
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# 如果想要看到导入错误的具体信息,可以取消注释下面的行
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# print(f"Failed to import {name}: {e}")
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pass
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results = {}
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for loader, name, is_pkg in pkgutil.walk_packages(package.__path__, package.__name__ + '.'):
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try:
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@@ -0,0 +1,97 @@
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from dataclasses import dataclass
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from typing import Dict
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from typing import Iterable, Optional
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import time
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import numpy as np
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import torch
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import torch.nn.functional as F
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from torch import Tensor
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from torch import nn
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from . import whisper_lib as whisper
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from funasr.utils.load_utils import load_audio_text_image_video, extract_fbank
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from funasr.register import tables
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@tables.register("model_classes", "SenseVoice")
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class SenseVoice(nn.Module):
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def __init__(self, *args, **kwargs):
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super().__init__()
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hub = kwargs.get("hub", "funasr")
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dims = kwargs.get("dims", {})
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dims = whisper.model.ModelDimensions(**dims)
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model = whisper.model.Whisper(dims=dims)
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self.model = model
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self.encoder_output_size = self.model.dims.n_audio_state
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def forward(self, ):
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pass
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def inference(self,
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data_in,
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data_lengths=None,
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key: list = None,
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tokenizer=None,
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frontend=None,
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**kwargs,
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):
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if kwargs.get("batch_size", 1) > 1:
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raise NotImplementedError("batch decoding is not implemented")
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if frontend is None and not hasattr(self, "frontend"):
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frontend_class = tables.frontend_classes.get("WhisperFrontend")
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frontend = frontend_class(n_mels=self.model.dims.n_mels, do_pad_trim=kwargs.get("do_pad_trim", True))
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self.frontend = frontend
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else:
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frontend = frontend if frontend is not None else self.frontend
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meta_data = {}
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if isinstance(data_in, torch.Tensor) and kwargs.get("data_type", "sound") == "fbank": # fbank
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speech, speech_lengths = data_in, data_lengths
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if len(speech.shape) < 3:
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speech = speech[None, :, :]
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if speech_lengths is None:
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speech_lengths = speech.shape[1]
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else:
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# extract fbank feats
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time1 = time.perf_counter()
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audio_sample_list = load_audio_text_image_video(data_in, fs=frontend.fs if hasattr(frontend, "fs") else 16000, audio_fs=kwargs.get("fs", 16000),
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data_type=kwargs.get("data_type", "sound"),
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tokenizer=tokenizer)
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time2 = time.perf_counter()
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meta_data["load_data"] = f"{time2 - time1:0.3f}"
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speech, speech_lengths = extract_fbank(audio_sample_list, data_type=kwargs.get("data_type", "sound"),
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frontend=frontend)
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time3 = time.perf_counter()
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meta_data["extract_feat"] = f"{time3 - time2:0.3f}"
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frame_shift = frontend.frame_shift if hasattr(frontend, "frame_shift") else 10
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lfr_n = frontend.lfr_n if hasattr(frontend, "lfr_n") else 1
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meta_data["batch_data_time"] = speech_lengths.sum().item() * frame_shift * lfr_n / 1000
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speech = speech.to(device=kwargs["device"])[0, :, :]
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speech_lengths = speech_lengths.to(device=kwargs["device"])
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language = kwargs.get("language", None)
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initial_prompt = kwargs.get("initial_prompt", "<|startoftranscript|><|ASR|>")
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# # detect the spoken language
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# _, probs = self.model.detect_language(speech, initial_prompt=initial_prompt)
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# print(f"Detected language: {max(probs, key=probs.get)}")
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# language = max(probs, key=probs.get)
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# language = language if kwargs.get("language", None) is None else kwargs.get("language")
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# decode the audio
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prompt = ""
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initial_prompt = kwargs.get("initial_prompt", "<|startoftranscript|><|ASR|>")
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options = whisper.DecodingOptions(language=language, fp16=False, without_timestamps=True, initial_prompt=initial_prompt)
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result = whisper.decode(self.model, speech, options)
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results = []
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result_i = {"key": key[0], "text": result.text}
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results.append(result_i)
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return results, meta_data
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@@ -0,0 +1,45 @@
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# This is an example that demonstrates how to configure a model file.
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# You can modify the configuration according to your own requirements.
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# to print the register_table:
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# from funasr.register import tables
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# tables.print()
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# network architecture
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model: SenseVoice
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model_conf:
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lsm_weight: 0.1
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length_normalized_loss: true
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hub: funasr
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# only use for hub == funasr,
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# if hub == openai, dims is automaticall download
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dims:
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n_mels: 128
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n_vocab: 51866
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n_audio_ctx: 1500
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n_audio_state: 1280
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n_audio_head: 20
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n_audio_layer: 32
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n_text_ctx: 448
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n_text_state: 1280
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n_text_head: 20
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n_text_layer: 32
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# frontend related
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frontend: WhisperFrontend
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frontend_conf:
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fs: 16000
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n_mels: ${dims.n_mels}
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do_pad_trim: true
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tokenizer: WhisperTokenizer
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tokenizer_conf:
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language: null
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task: transcribe
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is_multilingual: true
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num_languages: 100
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scope_map: [none, "model."]
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File diff suppressed because it is too large
Load Diff
@@ -17,7 +17,7 @@ if TYPE_CHECKING:
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@torch.no_grad()
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def detect_language(
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model: "Whisper", mel: Tensor, tokenizer: Tokenizer = None
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model: "Whisper", mel: Tensor, tokenizer: Tokenizer = None, initial_prompt = None, x = None,
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) -> Tuple[Tensor, List[dict]]:
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"""
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Detect the spoken language in the audio, and return them as list of strings, along with the ids
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@@ -48,12 +48,16 @@ def detect_language(
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mel = mel.unsqueeze(0)
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# skip encoder forward pass if already-encoded audio features were given
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if mel.shape[-2:] != (model.dims.n_audio_ctx, model.dims.n_audio_state):
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# FIX(funasr): sense vocie
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if mel.shape[-1] != model.dims.n_audio_state:
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mel = model.encoder(mel)
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# forward pass using a single token, startoftranscript
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n_audio = mel.shape[0]
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x = torch.tensor([[tokenizer.sot]] * n_audio).to(mel.device) # [n_audio, 1]
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# FIX(funasr): sense vocie
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# x = torch.tensor([[tokenizer.sot]] * n_audio).to(mel.device) # [n_audio, 1]
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if x is None:
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x = torch.tensor([tokenizer.encode(initial_prompt, allowed_special="all")] * n_audio).to(mel.device) # [n_audio, 1]
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logits = model.logits(x, mel)[:, 0]
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# collect detected languages; suppress all non-language tokens
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@@ -113,6 +117,9 @@ class DecodingOptions:
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# implementation details
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fp16: bool = True # use fp16 for most of the calculation
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# FIX(funasr): sense vocie
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initial_prompt: str = None
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@dataclass(frozen=True)
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class DecodingResult:
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@@ -609,6 +616,12 @@ class DecodingTask:
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+ prompt_tokens[-(self.n_ctx // 2 - 1) :]
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+ tokens
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)
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#FIX(gzf): sense vocie
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if initial_prompt := self.options.initial_prompt:
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tokens = self.tokenizer.encode(initial_prompt, allowed_special="all")
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if self.options.language is None:
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tokens += [0]
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return tuple(tokens)
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@@ -669,11 +682,21 @@ class DecodingTask:
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if self.options.language is None or self.options.task == "lang_id":
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lang_tokens, lang_probs = self.model.detect_language(
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audio_features, self.tokenizer
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audio_features, self.tokenizer, x=tokens
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)
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languages = [max(probs, key=probs.get) for probs in lang_probs]
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# FIX(funasr): sense vocie
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# if self.options.language is None:
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# tokens[:, self.sot_index + 1] = lang_tokens # write language tokens
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if self.options.language is None:
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tokens[:, self.sot_index + 1] = lang_tokens # write language tokens
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# tokens[:, self.sot_index + 1] = lang_tokens # write language tokens
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languages = "".join([f"<|{language}|>" for language in languages])
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n_audio = audio_features.shape[0]
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lang_tokens = torch.tensor([self.tokenizer.encode(languages, allowed_special="all")] * n_audio).to(
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audio_features.device) # [n_audio, 1]
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tokens[:, -1:] = lang_tokens[:, :]
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languages = [languages]
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return languages, lang_probs
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@@ -1,314 +1,97 @@
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import base64
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import gzip
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from dataclasses import dataclass
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from typing import Dict, Iterable, Optional
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from typing import Dict
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from typing import Iterable, Optional
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import time
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import numpy as np
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import torch
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import torch.nn.functional as F
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from torch import Tensor, nn
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from torch import Tensor
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from torch import nn
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from . import whisper_lib as whisper
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from funasr.utils.load_utils import load_audio_text_image_video, extract_fbank
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from .decoding import decode as decode_function
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from .decoding import detect_language as detect_language_function
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from .transcribe import transcribe as transcribe_function
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from funasr.register import tables
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@dataclass
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class ModelDimensions:
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n_mels: int
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n_audio_ctx: int
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n_audio_state: int
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n_audio_head: int
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n_audio_layer: int
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n_vocab: int
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n_text_ctx: int
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n_text_state: int
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n_text_head: int
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n_text_layer: int
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class LayerNorm(nn.LayerNorm):
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def forward(self, x: Tensor) -> Tensor:
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return super().forward(x.float()).type(x.dtype)
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class Linear(nn.Linear):
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def forward(self, x: Tensor) -> Tensor:
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return F.linear(
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x,
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self.weight.to(x.dtype),
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None if self.bias is None else self.bias.to(x.dtype),
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)
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class Conv1d(nn.Conv1d):
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def _conv_forward(
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self, x: Tensor, weight: Tensor, bias: Optional[Tensor]
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) -> Tensor:
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return super()._conv_forward(
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x, weight.to(x.dtype), None if bias is None else bias.to(x.dtype)
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)
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def sinusoids(length, channels, max_timescale=10000):
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"""Returns sinusoids for positional embedding"""
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assert channels % 2 == 0
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log_timescale_increment = np.log(max_timescale) / (channels // 2 - 1)
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inv_timescales = torch.exp(-log_timescale_increment * torch.arange(channels // 2))
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scaled_time = torch.arange(length)[:, np.newaxis] * inv_timescales[np.newaxis, :]
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return torch.cat([torch.sin(scaled_time), torch.cos(scaled_time)], dim=1)
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class MultiHeadAttention(nn.Module):
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def __init__(self, n_state: int, n_head: int):
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@tables.register("model_classes", "SenseVoice")
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class SenseVoice(nn.Module):
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def __init__(self, *args, **kwargs):
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super().__init__()
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self.n_head = n_head
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self.query = Linear(n_state, n_state)
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self.key = Linear(n_state, n_state, bias=False)
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self.value = Linear(n_state, n_state)
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self.out = Linear(n_state, n_state)
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hub = kwargs.get("hub", "funasr")
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def forward(
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self,
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x: Tensor,
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xa: Optional[Tensor] = None,
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mask: Optional[Tensor] = None,
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kv_cache: Optional[dict] = None,
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):
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q = self.query(x)
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dims = kwargs.get("dims", {})
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dims = whisper.model.ModelDimensions(**dims)
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model = whisper.model.Whisper(dims=dims)
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self.model = model
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self.encoder_output_size = self.model.dims.n_audio_state
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def forward(self, ):
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pass
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def inference(self,
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data_in,
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data_lengths=None,
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key: list = None,
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tokenizer=None,
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frontend=None,
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**kwargs,
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):
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if kwargs.get("batch_size", 1) > 1:
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raise NotImplementedError("batch decoding is not implemented")
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if kv_cache is None or xa is None or self.key not in kv_cache:
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# hooks, if installed (i.e. kv_cache is not None), will prepend the cached kv tensors;
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# otherwise, perform key/value projections for self- or cross-attention as usual.
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k = self.key(x if xa is None else xa)
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v = self.value(x if xa is None else xa)
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if frontend is None and not hasattr(self, "frontend"):
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frontend_class = tables.frontend_classes.get("WhisperFrontend")
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frontend = frontend_class(n_mels=self.model.dims.n_mels, do_pad_trim=kwargs.get("do_pad_trim", True))
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self.frontend = frontend
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else:
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# for cross-attention, calculate keys and values once and reuse in subsequent calls.
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k = kv_cache[self.key]
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v = kv_cache[self.value]
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frontend = frontend if frontend is not None else self.frontend
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wv, qk = self.qkv_attention(q, k, v, mask)
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return self.out(wv), qk
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meta_data = {}
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if isinstance(data_in, torch.Tensor) and kwargs.get("data_type", "sound") == "fbank": # fbank
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speech, speech_lengths = data_in, data_lengths
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if len(speech.shape) < 3:
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speech = speech[None, :, :]
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if speech_lengths is None:
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speech_lengths = speech.shape[1]
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else:
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# extract fbank feats
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time1 = time.perf_counter()
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audio_sample_list = load_audio_text_image_video(data_in, fs=frontend.fs if hasattr(frontend, "fs") else 16000, audio_fs=kwargs.get("fs", 16000),
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data_type=kwargs.get("data_type", "sound"),
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tokenizer=tokenizer)
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time2 = time.perf_counter()
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meta_data["load_data"] = f"{time2 - time1:0.3f}"
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speech, speech_lengths = extract_fbank(audio_sample_list, data_type=kwargs.get("data_type", "sound"),
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frontend=frontend)
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time3 = time.perf_counter()
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meta_data["extract_feat"] = f"{time3 - time2:0.3f}"
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frame_shift = frontend.frame_shift if hasattr(frontend, "frame_shift") else 10
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lfr_n = frontend.lfr_n if hasattr(frontend, "lfr_n") else 1
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meta_data["batch_data_time"] = speech_lengths.sum().item() * frame_shift * lfr_n / 1000
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def qkv_attention(
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self, q: Tensor, k: Tensor, v: Tensor, mask: Optional[Tensor] = None
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):
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n_batch, n_ctx, n_state = q.shape
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scale = (n_state // self.n_head) ** -0.25
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q = q.view(*q.shape[:2], self.n_head, -1).permute(0, 2, 1, 3) * scale
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k = k.view(*k.shape[:2], self.n_head, -1).permute(0, 2, 3, 1) * scale
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v = v.view(*v.shape[:2], self.n_head, -1).permute(0, 2, 1, 3)
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speech = speech.to(device=kwargs["device"])[0, :, :]
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speech_lengths = speech_lengths.to(device=kwargs["device"])
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qk = q @ k
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if mask is not None:
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qk = qk + mask[:n_ctx, :n_ctx]
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qk = qk.float()
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language = kwargs.get("language", None)
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initial_prompt = kwargs.get("initial_prompt", "<|startoftranscript|><|ASR|>")
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# # detect the spoken language
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# _, probs = self.model.detect_language(speech, initial_prompt=initial_prompt)
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# print(f"Detected language: {max(probs, key=probs.get)}")
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# language = max(probs, key=probs.get)
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# language = language if kwargs.get("language", None) is None else kwargs.get("language")
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# decode the audio
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prompt = ""
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initial_prompt = kwargs.get("initial_prompt", "<|startoftranscript|><|ASR|>")
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options = whisper.DecodingOptions(language=language, fp16=False, without_timestamps=True, initial_prompt=initial_prompt)
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result = whisper.decode(self.model, speech, options)
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w = F.softmax(qk, dim=-1).to(q.dtype)
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return (w @ v).permute(0, 2, 1, 3).flatten(start_dim=2), qk.detach()
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results = []
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result_i = {"key": key[0], "text": result.text}
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class ResidualAttentionBlock(nn.Module):
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def __init__(self, n_state: int, n_head: int, cross_attention: bool = False):
|
||||
super().__init__()
|
||||
|
||||
self.attn = MultiHeadAttention(n_state, n_head)
|
||||
self.attn_ln = LayerNorm(n_state)
|
||||
|
||||
self.cross_attn = (
|
||||
MultiHeadAttention(n_state, n_head) if cross_attention else None
|
||||
)
|
||||
self.cross_attn_ln = LayerNorm(n_state) if cross_attention else None
|
||||
|
||||
n_mlp = n_state * 4
|
||||
self.mlp = nn.Sequential(
|
||||
Linear(n_state, n_mlp), nn.GELU(), Linear(n_mlp, n_state)
|
||||
)
|
||||
self.mlp_ln = LayerNorm(n_state)
|
||||
|
||||
def forward(
|
||||
self,
|
||||
x: Tensor,
|
||||
xa: Optional[Tensor] = None,
|
||||
mask: Optional[Tensor] = None,
|
||||
kv_cache: Optional[dict] = None,
|
||||
):
|
||||
x = x + self.attn(self.attn_ln(x), mask=mask, kv_cache=kv_cache)[0]
|
||||
if self.cross_attn:
|
||||
x = x + self.cross_attn(self.cross_attn_ln(x), xa, kv_cache=kv_cache)[0]
|
||||
x = x + self.mlp(self.mlp_ln(x))
|
||||
return x
|
||||
|
||||
|
||||
class AudioEncoder(nn.Module):
|
||||
def __init__(
|
||||
self, n_mels: int, n_ctx: int, n_state: int, n_head: int, n_layer: int
|
||||
):
|
||||
super().__init__()
|
||||
self.conv1 = Conv1d(n_mels, n_state, kernel_size=3, padding=1)
|
||||
self.conv2 = Conv1d(n_state, n_state, kernel_size=3, stride=2, padding=1)
|
||||
self.register_buffer("positional_embedding", sinusoids(n_ctx, n_state))
|
||||
|
||||
self.blocks: Iterable[ResidualAttentionBlock] = nn.ModuleList(
|
||||
[ResidualAttentionBlock(n_state, n_head) for _ in range(n_layer)]
|
||||
)
|
||||
self.ln_post = LayerNorm(n_state)
|
||||
|
||||
def forward(self, x: Tensor):
|
||||
"""
|
||||
x : torch.Tensor, shape = (batch_size, n_mels, n_ctx)
|
||||
the mel spectrogram of the audio
|
||||
"""
|
||||
x = F.gelu(self.conv1(x))
|
||||
x = F.gelu(self.conv2(x))
|
||||
x = x.permute(0, 2, 1)
|
||||
|
||||
assert x.shape[1:] == self.positional_embedding.shape, "incorrect audio shape"
|
||||
x = (x + self.positional_embedding).to(x.dtype)
|
||||
|
||||
for block in self.blocks:
|
||||
x = block(x)
|
||||
|
||||
x = self.ln_post(x)
|
||||
return x
|
||||
|
||||
|
||||
class TextDecoder(nn.Module):
|
||||
def __init__(
|
||||
self, n_vocab: int, n_ctx: int, n_state: int, n_head: int, n_layer: int
|
||||
):
|
||||
super().__init__()
|
||||
|
||||
self.token_embedding = nn.Embedding(n_vocab, n_state)
|
||||
self.positional_embedding = nn.Parameter(torch.empty(n_ctx, n_state))
|
||||
|
||||
self.blocks: Iterable[ResidualAttentionBlock] = nn.ModuleList(
|
||||
[
|
||||
ResidualAttentionBlock(n_state, n_head, cross_attention=True)
|
||||
for _ in range(n_layer)
|
||||
]
|
||||
)
|
||||
self.ln = LayerNorm(n_state)
|
||||
|
||||
mask = torch.empty(n_ctx, n_ctx).fill_(-np.inf).triu_(1)
|
||||
self.register_buffer("mask", mask, persistent=False)
|
||||
|
||||
def forward(self, x: Tensor, xa: Tensor, kv_cache: Optional[dict] = None):
|
||||
"""
|
||||
x : torch.LongTensor, shape = (batch_size, <= n_ctx)
|
||||
the text tokens
|
||||
xa : torch.Tensor, shape = (batch_size, n_audio_ctx, n_audio_state)
|
||||
the encoded audio features to be attended on
|
||||
"""
|
||||
offset = next(iter(kv_cache.values())).shape[1] if kv_cache else 0
|
||||
x = (
|
||||
self.token_embedding(x)
|
||||
+ self.positional_embedding[offset : offset + x.shape[-1]]
|
||||
)
|
||||
x = x.to(xa.dtype)
|
||||
|
||||
for block in self.blocks:
|
||||
x = block(x, xa, mask=self.mask, kv_cache=kv_cache)
|
||||
|
||||
x = self.ln(x)
|
||||
logits = (
|
||||
x @ torch.transpose(self.token_embedding.weight.to(x.dtype), 0, 1)
|
||||
).float()
|
||||
|
||||
return logits
|
||||
|
||||
|
||||
class Whisper(nn.Module):
|
||||
def __init__(self, dims: ModelDimensions):
|
||||
super().__init__()
|
||||
self.dims = dims
|
||||
self.encoder = AudioEncoder(
|
||||
self.dims.n_mels,
|
||||
self.dims.n_audio_ctx,
|
||||
self.dims.n_audio_state,
|
||||
self.dims.n_audio_head,
|
||||
self.dims.n_audio_layer,
|
||||
)
|
||||
self.decoder = TextDecoder(
|
||||
self.dims.n_vocab,
|
||||
self.dims.n_text_ctx,
|
||||
self.dims.n_text_state,
|
||||
self.dims.n_text_head,
|
||||
self.dims.n_text_layer,
|
||||
)
|
||||
# use the last half among the decoder layers for time alignment by default;
|
||||
# to use a specific set of heads, see `set_alignment_heads()` below.
|
||||
all_heads = torch.zeros(
|
||||
self.dims.n_text_layer, self.dims.n_text_head, dtype=torch.bool
|
||||
)
|
||||
all_heads[self.dims.n_text_layer // 2 :] = True
|
||||
self.register_buffer("alignment_heads", all_heads.to_sparse(), persistent=False)
|
||||
|
||||
def set_alignment_heads(self, dump: bytes):
|
||||
array = np.frombuffer(
|
||||
gzip.decompress(base64.b85decode(dump)), dtype=bool
|
||||
).copy()
|
||||
mask = torch.from_numpy(array).reshape(
|
||||
self.dims.n_text_layer, self.dims.n_text_head
|
||||
)
|
||||
self.register_buffer("alignment_heads", mask.to_sparse(), persistent=False)
|
||||
|
||||
def embed_audio(self, mel: torch.Tensor):
|
||||
return self.encoder(mel)
|
||||
|
||||
def logits(self, tokens: torch.Tensor, audio_features: torch.Tensor):
|
||||
return self.decoder(tokens, audio_features)
|
||||
|
||||
def forward(
|
||||
self, mel: torch.Tensor, tokens: torch.Tensor
|
||||
) -> Dict[str, torch.Tensor]:
|
||||
return self.decoder(tokens, self.encoder(mel))
|
||||
|
||||
@property
|
||||
def device(self):
|
||||
return next(self.parameters()).device
|
||||
|
||||
@property
|
||||
def is_multilingual(self):
|
||||
return self.dims.n_vocab >= 51865
|
||||
|
||||
@property
|
||||
def num_languages(self):
|
||||
return self.dims.n_vocab - 51765 - int(self.is_multilingual)
|
||||
|
||||
def install_kv_cache_hooks(self, cache: Optional[dict] = None):
|
||||
"""
|
||||
The `MultiHeadAttention` module optionally accepts `kv_cache` which stores the key and value
|
||||
tensors calculated for the previous positions. This method returns a dictionary that stores
|
||||
all caches, and the necessary hooks for the key and value projection modules that save the
|
||||
intermediate tensors to be reused during later calculations.
|
||||
|
||||
Returns
|
||||
-------
|
||||
cache : Dict[nn.Module, torch.Tensor]
|
||||
A dictionary object mapping the key/value projection modules to its cache
|
||||
hooks : List[RemovableHandle]
|
||||
List of PyTorch RemovableHandle objects to stop the hooks to be called
|
||||
"""
|
||||
cache = {**cache} if cache is not None else {}
|
||||
hooks = []
|
||||
|
||||
def save_to_cache(module, _, output):
|
||||
if module not in cache or output.shape[1] > self.dims.n_text_ctx:
|
||||
# save as-is, for the first token or cross attention
|
||||
cache[module] = output
|
||||
else:
|
||||
cache[module] = torch.cat([cache[module], output], dim=1).detach()
|
||||
return cache[module]
|
||||
|
||||
def install_hooks(layer: nn.Module):
|
||||
if isinstance(layer, MultiHeadAttention):
|
||||
hooks.append(layer.key.register_forward_hook(save_to_cache))
|
||||
hooks.append(layer.value.register_forward_hook(save_to_cache))
|
||||
|
||||
self.decoder.apply(install_hooks)
|
||||
return cache, hooks
|
||||
|
||||
detect_language = detect_language_function
|
||||
transcribe = transcribe_function
|
||||
decode = decode_function
|
||||
results.append(result_i)
|
||||
|
||||
return results, meta_data
|
||||
|
||||
@@ -7,6 +7,7 @@ from typing import Dict, List, Optional, Tuple
|
||||
|
||||
import tiktoken
|
||||
|
||||
# FIX(funasr): sense vocie
|
||||
LANGUAGES = {
|
||||
"en": "english",
|
||||
"zh": "chinese",
|
||||
@@ -108,6 +109,11 @@ LANGUAGES = {
|
||||
"jw": "javanese",
|
||||
"su": "sundanese",
|
||||
"yue": "cantonese",
|
||||
"minnan": "minnan",
|
||||
"wuyu": "wuyu",
|
||||
"dialect": "dialect",
|
||||
"zh/en": "zh/en",
|
||||
"en/zh": "en/zh",
|
||||
}
|
||||
|
||||
# language code lookup by name, with a few language aliases
|
||||
@@ -127,6 +133,28 @@ TO_LANGUAGE_CODE = {
|
||||
"mandarin": "zh",
|
||||
}
|
||||
|
||||
# FIX(funasr): sense vocie
|
||||
AUDIO_EVENT = {
|
||||
"ASR": "ASR",
|
||||
"AED": "AED",
|
||||
"SER": "SER",
|
||||
"Speech": "Speech",
|
||||
"/Speech": "/Speech",
|
||||
"BGM": "BGM",
|
||||
"/BGM": "/BGM",
|
||||
"Laughter": "Laughter",
|
||||
"/Laughter": "/Laughter",
|
||||
"Applause": "Applause",
|
||||
"/Applause": "/Applause",
|
||||
}
|
||||
|
||||
EMOTION = {
|
||||
"HAPPY": "HAPPY",
|
||||
"SAD": "SAD",
|
||||
"ANGRY": "ANGRY",
|
||||
"NEUTRAL": "NEUTRAL",
|
||||
}
|
||||
|
||||
|
||||
@dataclass
|
||||
class Tokenizer:
|
||||
@@ -171,6 +199,9 @@ class Tokenizer:
|
||||
This method decodes given tokens with timestamps tokens annotated, e.g. "<|1.08|>".
|
||||
"""
|
||||
return self.encoding.decode(token_ids, **kwargs)
|
||||
|
||||
def get_vocab_size(self) -> int:
|
||||
return self.encoding.n_vocab
|
||||
|
||||
@cached_property
|
||||
def eot(self) -> int:
|
||||
@@ -188,6 +219,10 @@ class Tokenizer:
|
||||
def sot(self) -> int:
|
||||
return self.special_tokens["<|startoftranscript|>"]
|
||||
|
||||
@cached_property
|
||||
def sot_sense(self) -> int:
|
||||
return self.special_tokens["<|startoftranscript|>"]
|
||||
|
||||
@cached_property
|
||||
def sot_lm(self) -> int:
|
||||
return self.special_tokens["<|startoflm|>"]
|
||||
@@ -337,18 +372,35 @@ def get_encoding(name: str = "gpt2", num_languages: int = 99):
|
||||
n_vocab = len(ranks)
|
||||
special_tokens = {}
|
||||
|
||||
specials = [
|
||||
"<|endoftext|>",
|
||||
"<|startoftranscript|>",
|
||||
*[f"<|{lang}|>" for lang in list(LANGUAGES.keys())[:num_languages]],
|
||||
"<|translate|>",
|
||||
"<|transcribe|>",
|
||||
"<|startoflm|>",
|
||||
"<|startofprev|>",
|
||||
"<|nospeech|>",
|
||||
"<|notimestamps|>",
|
||||
*[f"<|{i * 0.02:.2f}|>" for i in range(1501)],
|
||||
]
|
||||
if False: #name == "gpt2" or name == "multilingual":
|
||||
specials = [
|
||||
"<|endoftext|>",
|
||||
"<|startoftranscript|>",
|
||||
*[f"<|{lang}|>" for lang in list(LANGUAGES.keys())[:num_languages]],
|
||||
"<|translate|>",
|
||||
"<|transcribe|>",
|
||||
"<|startoflm|>",
|
||||
"<|startofprev|>",
|
||||
"<|nospeech|>",
|
||||
"<|notimestamps|>",
|
||||
*[f"<|{i * 0.02:.2f}|>" for i in range(1501)],
|
||||
]
|
||||
else:
|
||||
specials = [
|
||||
"<|endoftext|>",
|
||||
"<|startoftranscript|>",
|
||||
*[f"<|{lang}|>" for lang in list(LANGUAGES.keys())[:num_languages]],
|
||||
*[f"<|{audio_event}|>" for audio_event in list(AUDIO_EVENT.keys())],
|
||||
*[f"<|{emotion}|>" for emotion in list(EMOTION.keys())],
|
||||
"<|translate|>",
|
||||
"<|transcribe|>",
|
||||
"<|startoflm|>",
|
||||
"<|startofprev|>",
|
||||
"<|nospeech|>",
|
||||
"<|notimestamps|>",
|
||||
*[f"<|SPECIAL_TOKEN_{i}|>" for i in range(1, 51)],
|
||||
*[f"<|{i * 0.02:.2f}|>" for i in range(1501)],
|
||||
]
|
||||
|
||||
for token in specials:
|
||||
special_tokens[token] = n_vocab
|
||||
@@ -370,6 +422,7 @@ def get_tokenizer(
|
||||
num_languages: int = 99,
|
||||
language: Optional[str] = None,
|
||||
task: Optional[str] = None, # Literal["transcribe", "translate", None]
|
||||
encoding_path: Optional[str] = None,
|
||||
) -> Tokenizer:
|
||||
if language is not None:
|
||||
language = language.lower()
|
||||
@@ -387,6 +440,8 @@ def get_tokenizer(
|
||||
encoding_name = "gpt2"
|
||||
language = None
|
||||
task = None
|
||||
if encoding_path is not None:
|
||||
encoding_name = encoding_path
|
||||
|
||||
encoding = get_encoding(name=encoding_name, num_languages=num_languages)
|
||||
|
||||
|
||||
Reference in New Issue
Block a user