mrq/tortoise-tts
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might help to resample to the right sample rate for the AR / dvae,,,

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mrq 2024-06-25 19:48:45 -05:00
parent 20789a0b8a
commit 80d6494973
2 changed files with 18 additions and 14 deletions
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2
tortoise_tts/emb/mel.py
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@ -80,6 +80,8 @@ def format_diffusion_conditioning( sample, device, do_normalization=False ):
# encode a wav to conditioning latents + mel codes
@torch.inference_mode()
def encode(wav: Tensor, sr: int = cfg.sample_rate, device="cuda"):
wav = torchaudio.functional.resample(wav, sr, 22050)
dvae = load_model("dvae", device=device)
unified_voice = load_model("unified_voice", device=device)
diffusion = load_model("diffusion", device=device)

30
tortoise_tts/train.py
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@ -4,7 +4,7 @@ from .config import cfg
from .data import create_train_val_dataloader
from .emb import mel
from .utils import setup_logging, to_device, trainer, flatten_dict, do_gc
from .utils import setup_logging, to_device, trainer, flatten_dict, do_gc, wrapper as ml
from .utils.distributed import is_global_leader
import auraloss
@ -165,22 +165,24 @@ def run_eval(engines, eval_name, dl):
break
# diffusion pass
output_seq_len = latents.shape[1] * 4 * 24000 // 22050 # This diffusion model converts from 22kHz spectrogram codes to a 24kHz spectrogram signal.
output_shape = (latents.shape[0], 100, output_seq_len)
precomputed_embeddings = diffusion.timestep_independent(latents, diffusion_latents, output_seq_len, False)
with ml.auto_unload(diffusion, enabled=True):
output_seq_len = latents.shape[1] * 4 * 24000 // 22050 # This diffusion model converts from 22kHz spectrogram codes to a 24kHz spectrogram signal.
output_shape = (latents.shape[0], 100, output_seq_len)
precomputed_embeddings = diffusion.timestep_independent(latents, diffusion_latents, output_seq_len, False)
noise = torch.randn(output_shape, device=latents.device) * temperature
mel = diffuser.p_sample_loop(
diffusion,
output_shape,
noise=noise,
model_kwargs={'precomputed_aligned_embeddings': precomputed_embeddings},
progress=True
)
mels = denormalize_tacotron_mel(mel)[:,:,:output_seq_len]
noise = torch.randn(output_shape, device=latents.device) * temperature
mel = diffuser.p_sample_loop(
diffusion,
output_shape,
noise=noise,
model_kwargs={'precomputed_aligned_embeddings': precomputed_embeddings},
progress=True
)
mels = denormalize_tacotron_mel(mel)[:,:,:output_seq_len]
# vocoder pass
wavs = vocoder.inference(mels)
with ml.auto_unload(vocoder, enabled=True):
wavs = vocoder.inference(mels)
return wavs