def __init__(self, config):
super().__init__()
# self.len_in_out_multiplier = hparams.len_in_out_multiplier
# Use the wavenet_vocoder builder to create the model.
self.model = WaveNet(
out_channels=config.out_channels,
layers=config.layers,
stacks=config.stacks,
residual_channels=config.residual_channels,
gate_channels=config.gate_channels,
skip_out_channels=config.skip_out_channels,
kernel_size=config.kernel_size,
dropout=config.dropout,
weight_normalization=config.weight_normalization,
cin_channels=config.cin_channels,
gin_channels=config.gin_channels,
n_speakers=config.n_speakers,
upsample_conditional_features=config.upsample_conditional_features,
upsample_scales=config.upsample_scales,
freq_axis_kernel_size=config.freq_axis_kernel_size,
scalar_input=config.scalar_input,
use_speaker_embedding=config.use_speaker_embedding,
legacy=config.legacy
)
self.has_weight_norm = True
class WaveNetWrapper(nn.Module):
"""A wrapper around r9y9's WaveNet implementation to integrate it seamlessly into the framework."""
IDENTIFIER = "r9y9WaveNet"
def __init__(self, dim_in, dim_out, hparams):
super().__init__()
self.len_in_out_multiplier = hparams.len_in_out_multiplier
# Use the wavenet_vocoder builder to create the model.
self.model = WaveNet(out_channels=hparams.out_channels,
layers=hparams.layers,
stacks=hparams.stacks,
residual_channels=hparams.residual_channels,
gate_channels=hparams.gate_channels,
skip_out_channels=hparams.skip_out_channels,
kernel_size=hparams.kernel_size,
dropout=hparams.dropout,
weight_normalization=hparams.weight_normalization,
cin_channels=hparams.cin_channels,
gin_channels=hparams.gin_channels,
n_speakers=hparams.n_speakers,
upsample_conditional_features=hparams.upsample_conditional_features,
upsample_scales=hparams.upsample_scales,
freq_axis_kernel_size=hparams.freq_axis_kernel_size,
scalar_input=is_scalar_input(hparams.input_type),
use_speaker_embedding=hparams.use_speaker_embedding,
)
def forward(self, inputs, hidden, seq_lengths_inputs, max_length_inputs, target=None, seq_lengths_target=None):
if target is not None: # During training and testing with teacher forcing.
output = self.model(target, c=inputs, g=None, softmax=False)
# output = self.model(target, c=inputs[:, :, :target.shape[2]], g=None, softmax=False)
# Output shape is B x C x T. Don't permute here because CrossEntropyLoss requires the same shape.
else: # During inference.
with torch.no_grad():
self.model.make_generation_fast_()
assert(len(seq_lengths_inputs) == 1), "Batch synthesis is not supported yet."
num_frames_to_gen = seq_lengths_inputs[0] * self.len_in_out_multiplier
output = self.model.incremental_forward(c=inputs, T=num_frames_to_gen, softmax=True, quantize=True)
# Output shape is B x C x T.
return output, None
def set_gpu_flag(self, use_gpu):
self.use_gpu = use_gpu
def init_hidden(self, batch_size=1):
return None
def parameters(self):
return self.model.parameters()
def wavenet(
layers=20,
stacks=2,
residual_channels=512,
gate_channels=512,
skip_out_channels=512,
cin_channels=-1,
gin_channels=-1,
weight_normalization=True,
dropout=1 - 0.95,
kernel_size=3,
n_speakers=None,
upsample_conditional_features=False,
upsample_scales=[16, 16],
):
from wavenet_vocoder import WaveNet
model = WaveNet(
layers=layers,
stacks=stacks,
residual_channels=residual_channels,
gate_channels=gate_channels,
skip_out_channels=skip_out_channels,
kernel_size=kernel_size,
dropout=dropout,
weight_normalization=weight_normalization,
cin_channels=cin_channels,
gin_channels=gin_channels,
n_speakers=n_speakers,
upsample_conditional_features=upsample_conditional_features,
upsample_scales=upsample_scales)
return model
def get_model():
global hparams
upsample_params = hparams.upsample_params
upsample_params["cin_channels"] = hparams.cin_channels
upsample_params["cin_pad"] = hparams.cin_pad
model = WaveNet(
out_channels=hparams.out_channels,
layers=hparams.layers,
stacks=hparams.stacks,
residual_channels=hparams.residual_channels,
gate_channels=hparams.gate_channels,
skip_out_channels=hparams.skip_out_channels,
cin_channels=hparams.cin_channels,
gin_channels=hparams.gin_channels,
n_speakers=hparams.n_speakers,
dropout=hparams.dropout,
kernel_size=hparams.kernel_size,
cin_pad=hparams.cin_pad,
upsample_conditional_features=hparams.upsample_conditional_features,
upsample_params=upsample_params,
scalar_input=is_scalar_input(hparams.input_type),
output_distribution=hparams.output_distribution,
)
# print(model)
return model
def build_model():
if is_mulaw_quantize(hparams.input_type):
if hparams.out_channels != hparams.quantize_channels:
raise RuntimeError(
"out_channels must equal to quantize_chennels if input_type is 'mulaw-quantize'")
if hparams.upsample_conditional_features and hparams.cin_channels < 0:
s = "Upsample conv layers were specified while local conditioning disabled. "
s += "Notice that upsample conv layers will never be used."
warn(s)
upsample_params = hparams.upsample_params
upsample_params["cin_channels"] = hparams.cin_channels
upsample_params["cin_pad"] = hparams.cin_pad
model = WaveNet(
out_channels=hparams.out_channels,
layers=hparams.layers,
stacks=hparams.stacks,
residual_channels=hparams.residual_channels,
gate_channels=hparams.gate_channels,
skip_out_channels=hparams.skip_out_channels,
cin_channels=hparams.cin_channels,
gin_channels=hparams.gin_channels,
n_speakers=hparams.n_speakers,
dropout=hparams.dropout,
kernel_size=hparams.kernel_size,
cin_pad=hparams.cin_pad,
upsample_conditional_features=hparams.upsample_conditional_features,
upsample_params=upsample_params,
scalar_input=is_scalar_input(hparams.input_type),
output_distribution=hparams.output_distribution,
)
return model
def build_vqvae_model():
if is_mulaw_quantize(hparams.input_type):
if hparams.out_channels != hparams.quantize_channels:
raise RuntimeError(
"out_channels must equal to quantize_chennels if input_type is 'mulaw-quantize'"
)
if hparams.upsample_conditional_features and hparams.cin_channels < 0:
s = "Upsample conv layers were specified while local conditioning disabled. "
s += "Notice that upsample conv layers will never be used."
warn(s)
upsample_params = hparams.upsample_params
upsample_params["cin_channels"] = hparams.cin_channels
upsample_params["cin_pad"] = hparams.cin_pad
wavenet = WaveNet(
out_channels=hparams.out_channels,
layers=hparams.layers,
stacks=hparams.stacks,
residual_channels=hparams.residual_channels,
gate_channels=hparams.gate_channels,
skip_out_channels=hparams.skip_out_channels,
cin_channels=hparams.cin_channels,
gin_channels=hparams.gin_channels,
n_speakers=hparams.n_speakers,
dropout=hparams.dropout,
kernel_size=hparams.kernel_size,
cin_pad=hparams.cin_pad,
upsample_conditional_features=hparams.upsample_conditional_features,
upsample_params=upsample_params,
scalar_input=is_scalar_input(hparams.input_type),
output_distribution=hparams.output_distribution,
use_speaker_embedding=True,
)
if hparams.use_K1 and hparams.K1 != hparams.K:
K1 = hparams.K1
else:
K1 = None
if hparams.post_conv:
hid = 64
else:
hid = hparams.cin_channels
model = VQVAE(wavenet=wavenet,
c_in=39,
hid=hid,
frame_rate=hparams.frame_rate,
use_time_jitter=hparams.time_jitter,
K=hparams.K,
ema=hparams.ema,
sliced=hparams.sliced,
ins_norm=hparams.ins_norm,
post_conv=hparams.post_conv,
adain=hparams.adain,
dropout=hparams.vq_drop,
drop_dim=hparams.drop_dim,
K1=K1,
num_slices=hparams.num_slices)
return model
def build_model():
if is_mulaw_quantize(hparams.input_type):
if hparams.out_channels != hparams.quantize_channels:
raise RuntimeError(
"out_channels must equal to quantize_chennels if input_type is 'mulaw-quantize'"
)
if hparams.upsample_conditional_features and hparams.cin_channels < 0:
s = "Upsample conv layers were specified while local conditioning disabled. "
s += "Notice that upsample conv layers will never be used."
warn(s)
upsample_params = hparams.upsample_params
upsample_params["cin_channels"] = hparams.cin_channels
upsample_params["cin_pad"] = hparams.cin_pad
if hparams.name == 'new_inae':
use_speaker_embedding = False
else:
use_speaker_embedding = True
wavenet = WaveNet(
out_channels=hparams.out_channels,
layers=hparams.layers,
stacks=hparams.stacks,
residual_channels=hparams.residual_channels,
gate_channels=hparams.gate_channels,
skip_out_channels=hparams.skip_out_channels,
cin_channels=hparams.cin_channels,
gin_channels=hparams.gin_channels,
n_speakers=hparams.n_speakers,
dropout=hparams.dropout,
kernel_size=hparams.kernel_size,
cin_pad=hparams.cin_pad,
upsample_conditional_features=hparams.upsample_conditional_features,
upsample_params=upsample_params,
scalar_input=is_scalar_input(hparams.input_type),
output_distribution=hparams.output_distribution,
use_speaker_embedding=use_speaker_embedding,
)
if hparams.name == 'inae':
model = INAE(wavenet=wavenet,
c_in=39,
hid=64,
frame_rate=hparams.frame_rate,
adain=hparams.adain)
elif hparams.name == 'inae1':
model = INAE1(wavenet=wavenet,
c_in=39,
hid=64,
frame_rate=hparams.frame_rate,
adain=hparams.adain)
elif hparams.name == 'new_inae':
model = NewINAE(wavenet=wavenet,
c_in=39,
hid=64,
frame_rate=hparams.frame_rate)
return model
class BetterWaveNetDecoder(nn.Module):
def __init__(self, wavenet_args):
super().__init__()
self.wavenet = WaveNet(**wavenet_args)
def forward(self, one_hot_z, x):
output = self.wavenet.forward(x=one_hot(x, self.wavenet.out_channels),
c=one_hot_z)
p_x = torch.cat(
[torch.ones(output.size(0), output.size(1), 1), output[:, :, :-1]],
dim=-1)
return p_x
def save_checkpoint(device,
model,
global_step,
global_test_step,
checkpoint_dir,
epoch,
ema=None):
checkpoint_path = join(
checkpoint_dir,
hparams.name + "_checkpoint_step{:09d}.pth.tar".format(global_step))
optimizer_state = model.optimizer.state_dict(
) if hparams.save_optimizer_state else None
torch.save(
{
"model": model.decode_model.state_dict(),
"optimizer": optimizer_state,
"global_step": global_step,
"global_epoch": epoch,
"global_test_step": global_test_step,
}, checkpoint_path)
print("Saved checkpoint:", checkpoint_path)
if ema is not None:
averaged_model = WaveNet(
scalar_input=is_scalar_input(hparams.input_type))
averaged_model = torch.nn.DataParallel(averaged_model).to(device)
averaged_model = clone_as_averaged_model(averaged_model, model, ema)
checkpoint_path = join(
checkpoint_dir,
"checkpoint_step{:09d}_ema.pth".format(global_step))
torch.save(
{
"model": averaged_model.state_dict(),
"optimizer": optimizer_state,
"global_step": global_step,
"global_epoch": epoch,
"global_test_step": global_test_step,
}, checkpoint_path)
print("Saved averaged checkpoint:", checkpoint_path)
def __init__(self, dim_in, dim_out, hparams):
super().__init__()
self.len_in_out_multiplier = hparams.len_in_out_multiplier
# Use the wavenet_vocoder builder to create the model.
self.model = WaveNet(out_channels=hparams.out_channels,
layers=hparams.layers,
stacks=hparams.stacks,
residual_channels=hparams.residual_channels,
gate_channels=hparams.gate_channels,
skip_out_channels=hparams.skip_out_channels,
kernel_size=hparams.kernel_size,
dropout=hparams.dropout,
weight_normalization=hparams.weight_normalization,
cin_channels=hparams.cin_channels,
gin_channels=hparams.gin_channels,
n_speakers=hparams.n_speakers,
upsample_conditional_features=hparams.upsample_conditional_features,
upsample_scales=hparams.upsample_scales,
freq_axis_kernel_size=hparams.freq_axis_kernel_size,
scalar_input=is_scalar_input(hparams.input_type),
use_speaker_embedding=hparams.use_speaker_embedding,
)
def wavenet(
out_channels=256,
layers=20,
stacks=2,
residual_channels=512,
gate_channels=512,
skip_out_channels=512,
cin_channels=-1,
gin_channels=-1,
weight_normalization=True,
dropout=1 - 0.95,
kernel_size=3,
n_speakers=None,
upsample_conditional_features=False,
upsample_scales=[16, 16],
freq_axis_kernel_size=3,
scalar_input=False,
use_speaker_embedding=True,
legacy=True,
use_gaussian=False,
):
from wavenet_vocoder import WaveNet
model = WaveNet(
out_channels=out_channels,
layers=layers,
stacks=stacks,
residual_channels=residual_channels,
gate_channels=gate_channels,
skip_out_channels=skip_out_channels,
kernel_size=kernel_size,
dropout=dropout,
weight_normalization=weight_normalization,
cin_channels=cin_channels,
gin_channels=gin_channels,
n_speakers=n_speakers,
upsample_conditional_features=upsample_conditional_features,
upsample_scales=upsample_scales,
freq_axis_kernel_size=freq_axis_kernel_size,
scalar_input=scalar_input,
use_speaker_embedding=use_speaker_embedding,
legacy=legacy,
use_gaussian=use_gaussian,
)
return model
def wavenet(out_channels=256,
layers=20,
stacks=2,
residual_channels=512,
gate_channels=512,
skip_out_channels=512,
cin_channels=-1,
gin_channels=-1,
weight_normalization=True,
dropout=1 - 0.95,
kernel_size=3,
n_speakers=None,
upsample_conditional_features=False,
upsample_scales=[16, 16],
freq_axis_kernel_size=3,
scalar_input=False,
modal="se",
modal_N=8,
modal_stride=0,
body_hidden_size=64,
body_out_channels=32,
):
from wavenet_vocoder import WaveNet
model = WaveNet(out_channels=out_channels, layers=layers, stacks=stacks,
residual_channels=residual_channels,
gate_channels=gate_channels,
skip_out_channels=skip_out_channels,
kernel_size=kernel_size, dropout=dropout,
weight_normalization=weight_normalization,
cin_channels=cin_channels, gin_channels=gin_channels,
n_speakers=n_speakers,
upsample_conditional_features=upsample_conditional_features,
upsample_scales=upsample_scales,
freq_axis_kernel_size=freq_axis_kernel_size,
scalar_input=scalar_input,
modal=modal,
modal_N=modal_N,
modal_stride=modal_stride,
body_hidden_size=body_hidden_size,
body_out_channels=body_out_channels,
)
return model
def build_catae_model():
if is_mulaw_quantize(hparams.input_type):
if hparams.out_channels != hparams.quantize_channels:
raise RuntimeError(
"out_channels must equal to quantize_chennels if input_type is 'mulaw-quantize'"
)
if hparams.upsample_conditional_features and hparams.cin_channels < 0:
s = "Upsample conv layers were specified while local conditioning disabled. "
s += "Notice that upsample conv layers will never be used."
warn(s)
upsample_params = hparams.upsample_params
upsample_params["cin_channels"] = hparams.cin_channels
upsample_params["cin_pad"] = hparams.cin_pad
wavenet = WaveNet(
out_channels=hparams.out_channels,
layers=hparams.layers,
stacks=hparams.stacks,
residual_channels=hparams.residual_channels,
gate_channels=hparams.gate_channels,
skip_out_channels=hparams.skip_out_channels,
cin_channels=hparams.cin_channels,
gin_channels=hparams.gin_channels,
n_speakers=hparams.n_speakers,
dropout=hparams.dropout,
kernel_size=hparams.kernel_size,
cin_pad=hparams.cin_pad,
upsample_conditional_features=hparams.upsample_conditional_features,
upsample_params=upsample_params,
scalar_input=is_scalar_input(hparams.input_type),
output_distribution=hparams.output_distribution,
use_speaker_embedding=True,
)
model = CatWavAE(wavenet=wavenet,
c_in=39,
hid=hparams.cin_channels,
tau=0.1,
k=hparams.K,
frame_rate=hparams.frame_rate,
hard=hparams.hard,
slices=hparams.num_slices)
return model
def build_model(hparams_json=None):
if hparams_json is not None:
with open(hparams_json, 'r') as jf:
hparams = HParams(**json.load(jf))
if is_mulaw_quantize(hparams.input_type):
if hparams.out_channels != hparams.quantize_channels:
raise RuntimeError(
"out_channels must equal to quantize_chennels if input_type is 'mulaw-quantize'")
if hparams.upsample_conditional_features and hparams.cin_channels < 0:
s = "Upsample conv layers were specified while local conditioning disabled. "
s += "Notice that upsample conv layers will never be used."
warn(s)
upsample_params = hparams.upsample_params
upsample_params["cin_channels"] = hparams.cin_channels
upsample_params["cin_pad"] = hparams.cin_pad
use_speaker_embedding = True if hparams.gin_channels > 0 else False
model = WaveNet(
out_channels=hparams.out_channels,
layers=hparams.layers,
stacks=hparams.stacks,
residual_channels=hparams.residual_channels,
gate_channels=hparams.gate_channels,
skip_out_channels=hparams.skip_out_channels,
cin_channels=hparams.cin_channels,
gin_channels=hparams.gin_channels,
n_speakers=hparams.n_speakers,
dropout=hparams.dropout,
kernel_size=hparams.kernel_size,
cin_pad=hparams.cin_pad,
upsample_conditional_features=hparams.upsample_conditional_features,
upsample_net=hparams.upsample_net,
upsample_params=upsample_params,
scalar_input=is_scalar_input(hparams.input_type),
use_speaker_embedding=use_speaker_embedding,
output_distribution=hparams.output_distribution,
)
return model
s = "Upsample conv layers were specified while local conditioning disabled. "
s += "Notice that upsample conv layers will never be used."
warn(s)
upsample_params = hparams.upsample_params
upsample_params["cin_channels"] = hparams.cin_channels
upsample_params["cin_pad"] = hparams.cin_pad
model = WaveNet(
out_channels=hparams.out_channels,
layers=hparams.layers,
stacks=hparams.stacks,
residual_channels=hparams.residual_channels,
gate_channels=hparams.gate_channels,
skip_out_channels=hparams.skip_out_channels,
cin_channels=hparams.cin_channels,
gin_channels=hparams.gin_channels,
n_speakers=hparams.n_speakers,
dropout=hparams.dropout,
kernel_size=hparams.kernel_size,
cin_pad=hparams.cin_pad,
upsample_conditional_features=hparams.upsample_conditional_features,
upsample_params=upsample_params,
scalar_input=is_scalar_input(hparams.input_type),
output_distribution=hparams.output_distribution,
)
loss_net = NetWithLossClass(model, hparams)
lr = get_lr(hparams.optimizer_params["lr"], hparams.nepochs,
step_size_per_epoch)
lr = Tensor(lr)
if args.checkpoint != '':
param_dict = load_checkpoint(args.pre_trained_model_path)
def __init__(self, wavenet_args):
super().__init__()
self.wavenet = WaveNet(**wavenet_args)
class WaveNetWrapper(nn.Module):
"""A wrapper around r9y9's WaveNet implementation to integrate it seamlessly into the framework."""
IDENTIFIER = "r9y9WaveNet"
class Config:
INPUT_TYPE_MULAW = "mulaw-quantize"
INPUT_TYPE_RAW = "raw"
def __init__(
self,
cin_channels=80,
dropout=0.05,
freq_axis_kernel_size=3,
gate_channels=512,
gin_channels=-1,
hinge_regularizer=True, # Only used in MoL prediction (INPUT_TYPE_RAW).
kernel_size=3,
layers=24,
log_scale_min=float(np.log(1e-14)), # Only used in INPUT_TYPE_RAW.
n_speakers=1,
out_channels=256, # Use num_mixtures * 3 (pi, mean, log_scale) for INPUT_TYPE_RAW.
residual_channels=512,
scalar_input=is_scalar_input(INPUT_TYPE_MULAW),
skip_out_channels=256,
stacks=4,
upsample_conditional_features=False,
upsample_scales=[5, 4, 2],
use_speaker_embedding=False,
weight_normalization=True,
legacy=False):
self.cin_channels = cin_channels
self.dropout = dropout
self.freq_axis_kernel_size = freq_axis_kernel_size
self.gate_channels = gate_channels
self.gin_channels = gin_channels
self.hinge_regularizer = hinge_regularizer
self.kernel_size = kernel_size
self.layers = layers
self.log_scale_min = log_scale_min
self.n_speakers = n_speakers
self.out_channels = out_channels
self.residual_channels = residual_channels
self.scalar_input = scalar_input
self.skip_out_channels = skip_out_channels
self.stacks = stacks
self.upsample_conditional_features = upsample_conditional_features
self.upsample_scales = upsample_scales
self.use_speaker_embedding = use_speaker_embedding
self.weight_normalization = weight_normalization
self.legacy = legacy
def create_model(self):
return WaveNetWrapper(self)
def __init__(self, config):
super().__init__()
# self.len_in_out_multiplier = hparams.len_in_out_multiplier
# Use the wavenet_vocoder builder to create the model.
self.model = WaveNet(
out_channels=config.out_channels,
layers=config.layers,
stacks=config.stacks,
residual_channels=config.residual_channels,
gate_channels=config.gate_channels,
skip_out_channels=config.skip_out_channels,
kernel_size=config.kernel_size,
dropout=config.dropout,
weight_normalization=config.weight_normalization,
cin_channels=config.cin_channels,
gin_channels=config.gin_channels,
n_speakers=config.n_speakers,
upsample_conditional_features=config.upsample_conditional_features,
upsample_scales=config.upsample_scales,
freq_axis_kernel_size=config.freq_axis_kernel_size,
scalar_input=config.scalar_input,
use_speaker_embedding=config.use_speaker_embedding,
legacy=config.legacy
)
self.has_weight_norm = True
# self.__deepcopy__ = MethodType(__deepcopy__, self)
def forward(self, input_, target, seq_lengths, *_):
if target is not None: # During training and testing with teacher forcing.
assert self.has_weight_norm, "Model has been used for generation " \
"and weight norm was removed, cannot continue training. Remove"\
" the make_generation_fast_() call to continue training after" \
" generation."
output = self.model(target, c=input_, g=None, softmax=False)
# output = self.model(target, c=inputs[:, :, :target.shape[2]], g=None, softmax=False)
# Output shape is B x C x T. Don't permute here because CrossEntropyLoss requires the same shape.
else: # During inference.
with torch.no_grad():
self.model.make_generation_fast_() # After calling this the training cannot be continued.
self.has_weight_norm = False
assert(len(seq_lengths) == 1), "Batch synth is not supported."
num_frames_to_gen = seq_lengths[0] * self.len_in_out_multiplier
output = self.model.incremental_forward(
c=input_, T=num_frames_to_gen, softmax=True, quantize=True)
# output = self.model.incremental_forward(
# c=inputs[:, :, :1000], T=torch.tensor(1000), softmax=True, quantize=True)
# Output shape is B x C x T.
return output, None
def set_gpu_flag(self, use_gpu):
self.use_gpu = use_gpu
def init_hidden(self, batch_size=1):
return None
def parameters(self):
return self.model.parameters()
