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import logging | |
import multiprocessing | |
import os | |
import time | |
import torch | |
import torch.distributed as dist | |
import torch.multiprocessing as mp | |
from torch.cuda.amp import GradScaler, autocast | |
from torch.nn import functional as F | |
from torch.nn.parallel import DistributedDataParallel as DDP | |
from torch.utils.data import DataLoader | |
from torch.utils.tensorboard import SummaryWriter | |
import modules.commons as commons | |
import utils | |
from data_utils import TextAudioCollate, TextAudioSpeakerLoader | |
from models import ( | |
MultiPeriodDiscriminator, | |
SynthesizerTrn, | |
) | |
from modules.losses import discriminator_loss, feature_loss, generator_loss, kl_loss | |
from modules.mel_processing import mel_spectrogram_torch, spec_to_mel_torch | |
logging.getLogger('matplotlib').setLevel(logging.WARNING) | |
logging.getLogger('numba').setLevel(logging.WARNING) | |
torch.backends.cudnn.benchmark = True | |
global_step = 0 | |
start_time = time.time() | |
# os.environ['TORCH_DISTRIBUTED_DEBUG'] = 'INFO' | |
def main(): | |
"""Assume Single Node Multi GPUs Training Only""" | |
assert torch.cuda.is_available(), "CPU training is not allowed." | |
hps = utils.get_hparams() | |
n_gpus = torch.cuda.device_count() | |
os.environ['MASTER_ADDR'] = 'localhost' | |
os.environ['MASTER_PORT'] = hps.train.port | |
mp.spawn(run, nprocs=n_gpus, args=(n_gpus, hps,)) | |
def run(rank, n_gpus, hps): | |
global global_step | |
if rank == 0: | |
logger = utils.get_logger(hps.model_dir) | |
logger.info(hps) | |
utils.check_git_hash(hps.model_dir) | |
writer = SummaryWriter(log_dir=hps.model_dir) | |
writer_eval = SummaryWriter(log_dir=os.path.join(hps.model_dir, "eval")) | |
# for pytorch on win, backend use gloo | |
dist.init_process_group(backend= 'gloo' if os.name == 'nt' else 'nccl', init_method='env://', world_size=n_gpus, rank=rank) | |
torch.manual_seed(hps.train.seed) | |
torch.cuda.set_device(rank) | |
collate_fn = TextAudioCollate() | |
all_in_mem = hps.train.all_in_mem # If you have enough memory, turn on this option to avoid disk IO and speed up training. | |
train_dataset = TextAudioSpeakerLoader(hps.data.training_files, hps, all_in_mem=all_in_mem) | |
num_workers = 5 if multiprocessing.cpu_count() > 4 else multiprocessing.cpu_count() | |
if all_in_mem: | |
num_workers = 0 | |
train_loader = DataLoader(train_dataset, num_workers=num_workers, shuffle=False, pin_memory=True, | |
batch_size=hps.train.batch_size, collate_fn=collate_fn) | |
if rank == 0: | |
eval_dataset = TextAudioSpeakerLoader(hps.data.validation_files, hps, all_in_mem=all_in_mem,vol_aug = False) | |
eval_loader = DataLoader(eval_dataset, num_workers=1, shuffle=False, | |
batch_size=1, pin_memory=False, | |
drop_last=False, collate_fn=collate_fn) | |
net_g = SynthesizerTrn( | |
hps.data.filter_length // 2 + 1, | |
hps.train.segment_size // hps.data.hop_length, | |
**hps.model).cuda(rank) | |
net_d = MultiPeriodDiscriminator(hps.model.use_spectral_norm).cuda(rank) | |
optim_g = torch.optim.AdamW( | |
net_g.parameters(), | |
hps.train.learning_rate, | |
betas=hps.train.betas, | |
eps=hps.train.eps) | |
optim_d = torch.optim.AdamW( | |
net_d.parameters(), | |
hps.train.learning_rate, | |
betas=hps.train.betas, | |
eps=hps.train.eps) | |
net_g = DDP(net_g, device_ids=[rank]) # , find_unused_parameters=True) | |
net_d = DDP(net_d, device_ids=[rank]) | |
skip_optimizer = False | |
try: | |
_, _, _, epoch_str = utils.load_checkpoint(utils.latest_checkpoint_path(hps.model_dir, "G_*.pth"), net_g, | |
optim_g, skip_optimizer) | |
_, _, _, epoch_str = utils.load_checkpoint(utils.latest_checkpoint_path(hps.model_dir, "D_*.pth"), net_d, | |
optim_d, skip_optimizer) | |
epoch_str = max(epoch_str, 1) | |
name=utils.latest_checkpoint_path(hps.model_dir, "D_*.pth") | |
global_step=int(name[name.rfind("_")+1:name.rfind(".")])+1 | |
#global_step = (epoch_str - 1) * len(train_loader) | |
except Exception: | |
print("load old checkpoint failed...") | |
epoch_str = 1 | |
global_step = 0 | |
if skip_optimizer: | |
epoch_str = 1 | |
global_step = 0 | |
warmup_epoch = hps.train.warmup_epochs | |
scheduler_g = torch.optim.lr_scheduler.ExponentialLR(optim_g, gamma=hps.train.lr_decay, last_epoch=epoch_str - 2) | |
scheduler_d = torch.optim.lr_scheduler.ExponentialLR(optim_d, gamma=hps.train.lr_decay, last_epoch=epoch_str - 2) | |
scaler = GradScaler(enabled=hps.train.fp16_run) | |
for epoch in range(epoch_str, hps.train.epochs + 1): | |
# set up warm-up learning rate | |
if epoch <= warmup_epoch: | |
for param_group in optim_g.param_groups: | |
param_group['lr'] = hps.train.learning_rate / warmup_epoch * epoch | |
for param_group in optim_d.param_groups: | |
param_group['lr'] = hps.train.learning_rate / warmup_epoch * epoch | |
# training | |
if rank == 0: | |
train_and_evaluate(rank, epoch, hps, [net_g, net_d], [optim_g, optim_d], [scheduler_g, scheduler_d], scaler, | |
[train_loader, eval_loader], logger, [writer, writer_eval]) | |
else: | |
train_and_evaluate(rank, epoch, hps, [net_g, net_d], [optim_g, optim_d], [scheduler_g, scheduler_d], scaler, | |
[train_loader, None], None, None) | |
# update learning rate | |
scheduler_g.step() | |
scheduler_d.step() | |
def train_and_evaluate(rank, epoch, hps, nets, optims, schedulers, scaler, loaders, logger, writers): | |
net_g, net_d = nets | |
optim_g, optim_d = optims | |
scheduler_g, scheduler_d = schedulers | |
train_loader, eval_loader = loaders | |
if writers is not None: | |
writer, writer_eval = writers | |
half_type = torch.float16 if hps.train.half_type=="fp16" else torch.bfloat16 | |
# train_loader.batch_sampler.set_epoch(epoch) | |
global global_step | |
net_g.train() | |
net_d.train() | |
for batch_idx, items in enumerate(train_loader): | |
c, f0, spec, y, spk, lengths, uv,volume = items | |
g = spk.cuda(rank, non_blocking=True) | |
spec, y = spec.cuda(rank, non_blocking=True), y.cuda(rank, non_blocking=True) | |
c = c.cuda(rank, non_blocking=True) | |
f0 = f0.cuda(rank, non_blocking=True) | |
uv = uv.cuda(rank, non_blocking=True) | |
lengths = lengths.cuda(rank, non_blocking=True) | |
mel = spec_to_mel_torch( | |
spec, | |
hps.data.filter_length, | |
hps.data.n_mel_channels, | |
hps.data.sampling_rate, | |
hps.data.mel_fmin, | |
hps.data.mel_fmax) | |
with autocast(enabled=hps.train.fp16_run, dtype=half_type): | |
y_hat, ids_slice, z_mask, \ | |
(z, z_p, m_p, logs_p, m_q, logs_q), pred_lf0, norm_lf0, lf0 = net_g(c, f0, uv, spec, g=g, c_lengths=lengths, | |
spec_lengths=lengths,vol = volume) | |
y_mel = commons.slice_segments(mel, ids_slice, hps.train.segment_size // hps.data.hop_length) | |
y_hat_mel = mel_spectrogram_torch( | |
y_hat.squeeze(1), | |
hps.data.filter_length, | |
hps.data.n_mel_channels, | |
hps.data.sampling_rate, | |
hps.data.hop_length, | |
hps.data.win_length, | |
hps.data.mel_fmin, | |
hps.data.mel_fmax | |
) | |
y = commons.slice_segments(y, ids_slice * hps.data.hop_length, hps.train.segment_size) # slice | |
# Discriminator | |
y_d_hat_r, y_d_hat_g, _, _ = net_d(y, y_hat.detach()) | |
with autocast(enabled=False, dtype=half_type): | |
loss_disc, losses_disc_r, losses_disc_g = discriminator_loss(y_d_hat_r, y_d_hat_g) | |
loss_disc_all = loss_disc | |
optim_d.zero_grad() | |
scaler.scale(loss_disc_all).backward() | |
scaler.unscale_(optim_d) | |
grad_norm_d = commons.clip_grad_value_(net_d.parameters(), None) | |
scaler.step(optim_d) | |
with autocast(enabled=hps.train.fp16_run, dtype=half_type): | |
# Generator | |
y_d_hat_r, y_d_hat_g, fmap_r, fmap_g = net_d(y, y_hat) | |
with autocast(enabled=False, dtype=half_type): | |
loss_mel = F.l1_loss(y_mel, y_hat_mel) * hps.train.c_mel | |
loss_kl = kl_loss(z_p, logs_q, m_p, logs_p, z_mask) * hps.train.c_kl | |
loss_fm = feature_loss(fmap_r, fmap_g) | |
loss_gen, losses_gen = generator_loss(y_d_hat_g) | |
loss_lf0 = F.mse_loss(pred_lf0, lf0) if net_g.module.use_automatic_f0_prediction else 0 | |
loss_gen_all = loss_gen + loss_fm + loss_mel + loss_kl + loss_lf0 | |
optim_g.zero_grad() | |
scaler.scale(loss_gen_all).backward() | |
scaler.unscale_(optim_g) | |
grad_norm_g = commons.clip_grad_value_(net_g.parameters(), None) | |
scaler.step(optim_g) | |
scaler.update() | |
if rank == 0: | |
if global_step % hps.train.log_interval == 0: | |
lr = optim_g.param_groups[0]['lr'] | |
losses = [loss_disc, loss_gen, loss_fm, loss_mel, loss_kl] | |
reference_loss=0 | |
for i in losses: | |
reference_loss += i | |
logger.info('Train Epoch: {} [{:.0f}%]'.format( | |
epoch, | |
100. * batch_idx / len(train_loader))) | |
logger.info(f"Losses: {[x.item() for x in losses]}, step: {global_step}, lr: {lr}, reference_loss: {reference_loss}") | |
scalar_dict = {"loss/g/total": loss_gen_all, "loss/d/total": loss_disc_all, "learning_rate": lr, | |
"grad_norm_d": grad_norm_d, "grad_norm_g": grad_norm_g} | |
scalar_dict.update({"loss/g/fm": loss_fm, "loss/g/mel": loss_mel, "loss/g/kl": loss_kl, | |
"loss/g/lf0": loss_lf0}) | |
# scalar_dict.update({"loss/g/{}".format(i): v for i, v in enumerate(losses_gen)}) | |
# scalar_dict.update({"loss/d_r/{}".format(i): v for i, v in enumerate(losses_disc_r)}) | |
# scalar_dict.update({"loss/d_g/{}".format(i): v for i, v in enumerate(losses_disc_g)}) | |
image_dict = { | |
"slice/mel_org": utils.plot_spectrogram_to_numpy(y_mel[0].data.cpu().numpy()), | |
"slice/mel_gen": utils.plot_spectrogram_to_numpy(y_hat_mel[0].data.cpu().numpy()), | |
"all/mel": utils.plot_spectrogram_to_numpy(mel[0].data.cpu().numpy()) | |
} | |
if net_g.module.use_automatic_f0_prediction: | |
image_dict.update({ | |
"all/lf0": utils.plot_data_to_numpy(lf0[0, 0, :].cpu().numpy(), | |
pred_lf0[0, 0, :].detach().cpu().numpy()), | |
"all/norm_lf0": utils.plot_data_to_numpy(lf0[0, 0, :].cpu().numpy(), | |
norm_lf0[0, 0, :].detach().cpu().numpy()) | |
}) | |
utils.summarize( | |
writer=writer, | |
global_step=global_step, | |
images=image_dict, | |
scalars=scalar_dict | |
) | |
if global_step % hps.train.eval_interval == 0: | |
import re | |
file_name_list = os.listdir("./logs/44k") | |
for i in range(len(file_name_list)): | |
if re.search(".pth", file_name_list[i]): | |
os.remove("./logs/44k/" + file_name_list[i]) | |
pwd = os.getcwd() | |
evaluate(hps, net_g, eval_loader, writer_eval) | |
utils.save_checkpoint(net_g, optim_g, hps.train.learning_rate, epoch, | |
os.path.join(hps.model_dir, "G_{}.pth".format(global_step))) | |
utils.save_checkpoint(net_d, optim_d, hps.train.learning_rate, epoch, | |
os.path.join(hps.model_dir, "D_{}.pth".format(global_step))) | |
keep_ckpts = getattr(hps.train, 'keep_ckpts', 0) | |
if keep_ckpts > 0: | |
utils.clean_checkpoints(path_to_models=hps.model_dir, n_ckpts_to_keep=keep_ckpts, sort_by_time=True) | |
if os.path.exists("/content/so-vits-svc/TMP"): | |
os.chdir("/content/so-vits-svc/TMP") | |
os.system("git pull") | |
os.system("git add .") | |
os.system('git commit -m "update"') | |
os.system("git push") | |
os.chdir(pwd) | |
global_step += 1 | |
if rank == 0: | |
global start_time | |
now = time.time() | |
durtaion = format(now - start_time, '.2f') | |
logger.info(f'====> Epoch: {epoch}, cost {durtaion} s') | |
start_time = now | |
def evaluate(hps, generator, eval_loader, writer_eval): | |
generator.eval() | |
image_dict = {} | |
audio_dict = {} | |
with torch.no_grad(): | |
for batch_idx, items in enumerate(eval_loader): | |
c, f0, spec, y, spk, _, uv,volume = items | |
g = spk[:1].cuda(0) | |
spec, y = spec[:1].cuda(0), y[:1].cuda(0) | |
c = c[:1].cuda(0) | |
f0 = f0[:1].cuda(0) | |
uv= uv[:1].cuda(0) | |
if volume is not None: | |
volume = volume[:1].cuda(0) | |
mel = spec_to_mel_torch( | |
spec, | |
hps.data.filter_length, | |
hps.data.n_mel_channels, | |
hps.data.sampling_rate, | |
hps.data.mel_fmin, | |
hps.data.mel_fmax) | |
y_hat,_ = generator.module.infer(c, f0, uv, g=g,vol = volume) | |
y_hat_mel = mel_spectrogram_torch( | |
y_hat.squeeze(1).float(), | |
hps.data.filter_length, | |
hps.data.n_mel_channels, | |
hps.data.sampling_rate, | |
hps.data.hop_length, | |
hps.data.win_length, | |
hps.data.mel_fmin, | |
hps.data.mel_fmax | |
) | |
audio_dict.update({ | |
f"gen/audio_{batch_idx}": y_hat[0], | |
f"gt/audio_{batch_idx}": y[0] | |
}) | |
image_dict.update({ | |
"gen/mel": utils.plot_spectrogram_to_numpy(y_hat_mel[0].cpu().numpy()), | |
"gt/mel": utils.plot_spectrogram_to_numpy(mel[0].cpu().numpy()) | |
}) | |
utils.summarize( | |
writer=writer_eval, | |
global_step=global_step, | |
images=image_dict, | |
audios=audio_dict, | |
audio_sampling_rate=hps.data.sampling_rate | |
) | |
generator.train() | |
if __name__ == "__main__": | |
main() |