Files
tts_site/vendor/melo/api.py
claude f197177ae1 한국어 우선 MeloTTS 웹 서비스 추가 (GPU, 속도/피치, 로그인 없음)
- FastAPI 백엔드: /api/voices, /api/tts, /api/health
- 한국어 메인 + 영어(5종 악센트), 중국어/일본어 UI 제거
- 언어별 목소리 모델 선택, 속도(0.5~2.0x)/피치(±12반음) 조절
- 로그인/사용제한/과금 유도 없음 (무제한 테스트)
- NVIDIA GPU 자동 사용 (torch cu128, Blackwell sm_120)
- 유저 친화 한국어 UI (frontend)
- Docker/compose (GPU 예약), 8788 포트
- MeloTTS(순수 파이썬) 벤더링 + 검증된 버전 고정(constraints)
2026-08-23 21:57:48 +09:00

136 lines
5.0 KiB
Python

import os
import re
import json
import torch
import librosa
import soundfile
import torchaudio
import numpy as np
import torch.nn as nn
from tqdm import tqdm
import torch
from . import utils
from . import commons
from .models import SynthesizerTrn
from .split_utils import split_sentence
from .mel_processing import spectrogram_torch, spectrogram_torch_conv
from .download_utils import load_or_download_config, load_or_download_model
class TTS(nn.Module):
def __init__(self,
language,
device='auto',
use_hf=True,
config_path=None,
ckpt_path=None):
super().__init__()
if device == 'auto':
device = 'cpu'
if torch.cuda.is_available(): device = 'cuda'
if torch.backends.mps.is_available(): device = 'mps'
if 'cuda' in device:
assert torch.cuda.is_available()
# config_path =
hps = load_or_download_config(language, use_hf=use_hf, config_path=config_path)
num_languages = hps.num_languages
num_tones = hps.num_tones
symbols = hps.symbols
model = SynthesizerTrn(
len(symbols),
hps.data.filter_length // 2 + 1,
hps.train.segment_size // hps.data.hop_length,
n_speakers=hps.data.n_speakers,
num_tones=num_tones,
num_languages=num_languages,
**hps.model,
).to(device)
model.eval()
self.model = model
self.symbol_to_id = {s: i for i, s in enumerate(symbols)}
self.hps = hps
self.device = device
# load state_dict
checkpoint_dict = load_or_download_model(language, device, use_hf=use_hf, ckpt_path=ckpt_path)
self.model.load_state_dict(checkpoint_dict['model'], strict=True)
language = language.split('_')[0]
self.language = 'ZH_MIX_EN' if language == 'ZH' else language # we support a ZH_MIX_EN model
@staticmethod
def audio_numpy_concat(segment_data_list, sr, speed=1.):
audio_segments = []
for segment_data in segment_data_list:
audio_segments += segment_data.reshape(-1).tolist()
audio_segments += [0] * int((sr * 0.05) / speed)
audio_segments = np.array(audio_segments).astype(np.float32)
return audio_segments
@staticmethod
def split_sentences_into_pieces(text, language, quiet=False):
texts = split_sentence(text, language_str=language)
if not quiet:
print(" > Text split to sentences.")
print('\n'.join(texts))
print(" > ===========================")
return texts
def tts_to_file(self, text, speaker_id, output_path=None, sdp_ratio=0.2, noise_scale=0.6, noise_scale_w=0.8, speed=1.0, pbar=None, format=None, position=None, quiet=False,):
language = self.language
texts = self.split_sentences_into_pieces(text, language, quiet)
audio_list = []
if pbar:
tx = pbar(texts)
else:
if position:
tx = tqdm(texts, position=position)
elif quiet:
tx = texts
else:
tx = tqdm(texts)
for t in tx:
if language in ['EN', 'ZH_MIX_EN']:
t = re.sub(r'([a-z])([A-Z])', r'\1 \2', t)
device = self.device
bert, ja_bert, phones, tones, lang_ids = utils.get_text_for_tts_infer(t, language, self.hps, device, self.symbol_to_id)
with torch.no_grad():
x_tst = phones.to(device).unsqueeze(0)
tones = tones.to(device).unsqueeze(0)
lang_ids = lang_ids.to(device).unsqueeze(0)
bert = bert.to(device).unsqueeze(0)
ja_bert = ja_bert.to(device).unsqueeze(0)
x_tst_lengths = torch.LongTensor([phones.size(0)]).to(device)
del phones
speakers = torch.LongTensor([speaker_id]).to(device)
audio = self.model.infer(
x_tst,
x_tst_lengths,
speakers,
tones,
lang_ids,
bert,
ja_bert,
sdp_ratio=sdp_ratio,
noise_scale=noise_scale,
noise_scale_w=noise_scale_w,
length_scale=1. / speed,
)[0][0, 0].data.cpu().float().numpy()
del x_tst, tones, lang_ids, bert, ja_bert, x_tst_lengths, speakers
#
audio_list.append(audio)
torch.cuda.empty_cache()
audio = self.audio_numpy_concat(audio_list, sr=self.hps.data.sampling_rate, speed=speed)
if output_path is None:
return audio
else:
if format:
soundfile.write(output_path, audio, self.hps.data.sampling_rate, format=format)
else:
soundfile.write(output_path, audio, self.hps.data.sampling_rate)