Source code for espnet2.tasks.tts

"""Text-to-speech task."""

import argparse
import logging
from pathlib import Path
from typing import Callable, Collection, Dict, List, Optional, Tuple, Union

import numpy as np
import torch
import yaml
from typeguard import typechecked

from espnet2.gan_tts.jets import JETS
from espnet2.gan_tts.joint import JointText2Wav
from espnet2.gan_tts.vits import VITS
from espnet2.layers.abs_normalize import AbsNormalize
from espnet2.layers.global_mvn import GlobalMVN
from espnet2.tasks.abs_task import AbsTask
from espnet2.text.phoneme_tokenizer import g2p_choices
from espnet2.train.class_choices import ClassChoices
from espnet2.train.collate_fn import CommonCollateFn
from espnet2.train.preprocessor import CommonPreprocessor
from espnet2.train.trainer import Trainer
from espnet2.tts.abs_tts import AbsTTS
from espnet2.tts.espnet_model import ESPnetTTSModel
from espnet2.tts.fastspeech import FastSpeech
from espnet2.tts.fastspeech2 import FastSpeech2
from espnet2.tts.feats_extract.abs_feats_extract import AbsFeatsExtract
from espnet2.tts.feats_extract.dio import Dio
from import Energy
from espnet2.tts.feats_extract.linear_spectrogram import LinearSpectrogram
from espnet2.tts.feats_extract.log_mel_fbank import LogMelFbank
from espnet2.tts.feats_extract.log_spectrogram import LogSpectrogram
from espnet2.tts.prodiff import ProDiff
from espnet2.tts.tacotron2 import Tacotron2
from espnet2.tts.transformer import Transformer
from espnet2.tts.utils import ParallelWaveGANPretrainedVocoder
from espnet2.utils.get_default_kwargs import get_default_kwargs
from espnet2.utils.griffin_lim import Spectrogram2Waveform
from espnet2.utils.nested_dict_action import NestedDictAction
from espnet2.utils.types import int_or_none, str2bool, str_or_none

feats_extractor_choices = ClassChoices(
pitch_extractor_choices = ClassChoices(
energy_extractor_choices = ClassChoices(
normalize_choices = ClassChoices(
pitch_normalize_choices = ClassChoices(
energy_normalize_choices = ClassChoices(
tts_choices = ClassChoices(
        # NOTE(kan-bayashi): available only for inference

[docs]class TTSTask(AbsTask): # If you need more than one optimizers, change this value num_optimizers: int = 1 # Add variable objects configurations class_choices_list = [ # --feats_extractor and --feats_extractor_conf feats_extractor_choices, # --normalize and --normalize_conf normalize_choices, # --tts and --tts_conf tts_choices, # --pitch_extract and --pitch_extract_conf pitch_extractor_choices, # --pitch_normalize and --pitch_normalize_conf pitch_normalize_choices, # --energy_extract and --energy_extract_conf energy_extractor_choices, # --energy_normalize and --energy_normalize_conf energy_normalize_choices, ] # If you need to modify train() or eval() procedures, change Trainer class here trainer = Trainer
[docs] @classmethod @typechecked def add_task_arguments(cls, parser: argparse.ArgumentParser): # NOTE(kamo): Use '_' instead of '-' to avoid confusion group = parser.add_argument_group(description="Task related") # NOTE(kamo): add_arguments(..., required=True) can't be used # to provide --print_config mode. Instead of it, do as required = parser.get_default("required") required += ["token_list"] group.add_argument( "--token_list", type=str_or_none, default=None, help="A text mapping int-id to token", ) group.add_argument( "--odim", type=int_or_none, default=None, help="The number of dimension of output feature", ) group.add_argument( "--model_conf", action=NestedDictAction, default=get_default_kwargs(ESPnetTTSModel), help="The keyword arguments for model class.", ) group = parser.add_argument_group(description="Preprocess related") group.add_argument( "--use_preprocessor", type=str2bool, default=True, help="Apply preprocessing to data or not", ) group.add_argument( "--token_type", type=str, default="phn", choices=["bpe", "char", "word", "phn"], help="The text will be tokenized in the specified level token", ) group.add_argument( "--bpemodel", type=str_or_none, default=None, help="The model file of sentencepiece", ) parser.add_argument( "--non_linguistic_symbols", type=str_or_none, help="non_linguistic_symbols file path", ) parser.add_argument( "--cleaner", type=str_or_none, choices=[None, "tacotron", "jaconv", "vietnamese", "korean_cleaner"], default=None, help="Apply text cleaning", ) parser.add_argument( "--g2p", type=str_or_none, choices=g2p_choices, default=None, help="Specify g2p method if --token_type=phn", ) for class_choices in cls.class_choices_list: # Append --<name> and --<name>_conf. # e.g. --encoder and --encoder_conf class_choices.add_arguments(group)
[docs] @classmethod @typechecked def build_collate_fn(cls, args: argparse.Namespace, train: bool) -> Callable[ [Collection[Tuple[str, Dict[str, np.ndarray]]]], Tuple[List[str], Dict[str, torch.Tensor]], ]: return CommonCollateFn( float_pad_value=0.0, int_pad_value=0, not_sequence=["spembs", "sids", "lids"], )
[docs] @classmethod @typechecked def build_preprocess_fn( cls, args: argparse.Namespace, train: bool ) -> Optional[Callable[[str, Dict[str, np.array]], Dict[str, np.ndarray]]]: if args.use_preprocessor: retval = CommonPreprocessor( train=train, token_type=args.token_type, token_list=args.token_list, bpemodel=args.bpemodel, non_linguistic_symbols=args.non_linguistic_symbols, text_cleaner=args.cleaner, g2p_type=args.g2p, ) else: retval = None return retval
[docs] @classmethod def required_data_names( cls, train: bool = True, inference: bool = False ) -> Tuple[str, ...]: if not inference: retval = ("text", "speech") else: # Inference mode retval = ("text",) return retval
[docs] @classmethod def optional_data_names( cls, train: bool = True, inference: bool = False ) -> Tuple[str, ...]: if not inference: retval = ( "spembs", "durations", "pitch", "energy", "sids", "lids", ) else: # Inference mode retval = ( "spembs", "speech", "durations", "pitch", "energy", "sids", "lids", ) return retval
[docs] @classmethod @typechecked def build_model(cls, args: argparse.Namespace) -> ESPnetTTSModel: if isinstance(args.token_list, str): with open(args.token_list, encoding="utf-8") as f: token_list = [line[0] + line[1:].rstrip() for line in f] # "args" is saved as it is in a yaml file by BaseTask.main(). # Overwriting token_list to keep it as "portable". args.token_list = token_list.copy() elif isinstance(args.token_list, (tuple, list)): token_list = args.token_list.copy() else: raise RuntimeError("token_list must be str or dict") vocab_size = len(token_list)"Vocabulary size: {vocab_size }") # 1. feats_extract if args.odim is None: # Extract features in the model feats_extract_class = feats_extractor_choices.get_class(args.feats_extract) feats_extract = feats_extract_class(**args.feats_extract_conf) odim = feats_extract.output_size() else: # Give features from data-loader args.feats_extract = None args.feats_extract_conf = None feats_extract = None odim = args.odim # 2. Normalization layer if args.normalize is not None: normalize_class = normalize_choices.get_class(args.normalize) normalize = normalize_class(**args.normalize_conf) else: normalize = None # 3. TTS tts_class = tts_choices.get_class(args.tts) tts = tts_class(idim=vocab_size, odim=odim, **args.tts_conf) # 4. Extra components pitch_extract = None energy_extract = None pitch_normalize = None energy_normalize = None if getattr(args, "pitch_extract", None) is not None: pitch_extract_class = pitch_extractor_choices.get_class(args.pitch_extract) if args.pitch_extract_conf.get("reduction_factor", None) is not None: assert args.pitch_extract_conf.get( "reduction_factor", None ) == args.tts_conf.get("reduction_factor", 1) else: args.pitch_extract_conf["reduction_factor"] = args.tts_conf.get( "reduction_factor", 1 ) pitch_extract = pitch_extract_class(**args.pitch_extract_conf) if getattr(args, "energy_extract", None) is not None: if args.energy_extract_conf.get("reduction_factor", None) is not None: assert args.energy_extract_conf.get( "reduction_factor", None ) == args.tts_conf.get("reduction_factor", 1) else: args.energy_extract_conf["reduction_factor"] = args.tts_conf.get( "reduction_factor", 1 ) energy_extract_class = energy_extractor_choices.get_class( args.energy_extract ) energy_extract = energy_extract_class(**args.energy_extract_conf) if getattr(args, "pitch_normalize", None) is not None: pitch_normalize_class = pitch_normalize_choices.get_class( args.pitch_normalize ) pitch_normalize = pitch_normalize_class(**args.pitch_normalize_conf) if getattr(args, "energy_normalize", None) is not None: energy_normalize_class = energy_normalize_choices.get_class( args.energy_normalize ) energy_normalize = energy_normalize_class(**args.energy_normalize_conf) # 5. Build model model = ESPnetTTSModel( feats_extract=feats_extract, pitch_extract=pitch_extract, energy_extract=energy_extract, normalize=normalize, pitch_normalize=pitch_normalize, energy_normalize=energy_normalize, tts=tts, **args.model_conf, ) return model
[docs] @classmethod def build_vocoder_from_file( cls, vocoder_config_file: Union[Path, str] = None, vocoder_file: Union[Path, str] = None, model: Optional[ESPnetTTSModel] = None, device: str = "cpu", ): # Build vocoder if vocoder_file is None: # If vocoder file is not provided, use griffin-lim as a vocoder vocoder_conf = {} if vocoder_config_file is not None: vocoder_config_file = Path(vocoder_config_file) with"r", encoding="utf-8") as f: vocoder_conf = yaml.safe_load(f) if model.feats_extract is not None: vocoder_conf.update(model.feats_extract.get_parameters()) if ( "n_fft" in vocoder_conf and "n_shift" in vocoder_conf and "fs" in vocoder_conf ): return Spectrogram2Waveform(**vocoder_conf) else: logging.warning("Vocoder is not available. Skipped its building.") return None elif str(vocoder_file).endswith(".pkl"): # If the extension is ".pkl", the model is trained with parallel_wavegan vocoder = ParallelWaveGANPretrainedVocoder( vocoder_file, vocoder_config_file ) return else: raise ValueError(f"{vocoder_file} is not supported format.")