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import re | |
import pypinyin | |
from pypinyin import Style | |
from pypinyin.contrib.neutral_tone import NeutralToneWith5Mixin | |
from pypinyin.converter import DefaultConverter | |
from pypinyin.core import Pinyin | |
import numpy as np | |
from bert.prosody_tool import pinyin_dict | |
from 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 | |