vits-simple-api / vits /text /vits_pinyin.py
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""" from https://github.com/PlayVoice/vits_chinese """
import pypinyin
from pypinyin.contrib.neutral_tone import NeutralToneWith5Mixin
from pypinyin.converter import DefaultConverter
from pypinyin.core import Pinyin
import numpy as np
from vits.bert.prosody_tool import pinyin_dict
from vits.bert import TTSProsody
class MyConverter(NeutralToneWith5Mixin, DefaultConverter):
pass
def is_chinese(uchar):
if uchar >= u'\u4e00' and uchar <= u'\u9fa5':
return True
else:
return False
def clean_chinese(text: str):
text = text.strip()
text_clean = []
for char in text:
if (is_chinese(char)):
text_clean.append(char)
else:
if len(text_clean) > 1 and is_chinese(text_clean[-1]):
text_clean.append(',')
text_clean = ''.join(text_clean).strip(',')
return text_clean
class VITS_PinYin:
def __init__(self, bert_path, device):
self.pinyin_parser = Pinyin(MyConverter())
self.prosody = TTSProsody(bert_path, device)
def chinese_to_phonemes(self, text):
# 考虑使用g2pw的chinese bert替换原始的pypinyin,目前测试下来运行速度太慢。
# 将标准中文文本符号替换成 bert 符号库中的单符号,以保证bert的效果.
text = text.replace("——", "...") \
.replace("—", "...") \
.replace("……", "...") \
.replace("…", "...") \
.replace('“', '"') \
.replace('”', '"') \
.replace("\n", "")
tokens = self.prosody.char_model.tokenizer.tokenize(text)
text = ''.join(tokens)
assert not tokens.count("[UNK]")
pinyins = np.reshape(pypinyin.pinyin(text, style=pypinyin.TONE3), (-1))
try:
phone_index = 0
phone_items = []
phone_items.append('sil')
count_phone = []
count_phone.append(1)
temp = ""
len_pys = len(tokens)
for word in tokens:
if is_chinese(word):
count_phone.append(2)
if (phone_index >= len_pys):
print(
f"!!!![{text}]plz check ur text whether includes MULTIBYTE symbol.\
(请检查你的文本中是否包含多字节符号)")
pinyin = pinyins[phone_index]
phone_index = phone_index + 1
if not pinyin[-1].isdigit():
pinyin += "5"
if pinyin[:-1] in pinyin_dict:
tone = pinyin[-1]
a = pinyin[:-1]
a1, a2 = pinyin_dict[a]
phone_items += [a1, a2 + tone]
else:
temp += word
if temp == pinyins[phone_index]:
temp = ""
phone_index += 1
count_phone.append(1)
phone_items.append('sp')
count_phone.append(1)
phone_items.append('sil')
phone_items_str = ' '.join(phone_items)
except IndexError as e:
print('except:', e)
text = f'[PAD]{text}[PAD]'
char_embeds = self.prosody.get_char_embeds(text)
char_embeds = self.prosody.expand_for_phone(char_embeds, count_phone)
return phone_items_str, char_embeds