Refactor: moved commons.py to style_bert_vits2/models/ and added type definitions and comments
This commit is contained in:
@@ -3,7 +3,7 @@ import torch
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from torch import nn
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from torch.nn import functional as F
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import commons
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from style_bert_vits2.models import commons
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from common.log import logger as logging
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@@ -5,7 +5,7 @@ import torch
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import torch.multiprocessing as mp
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from tqdm import tqdm
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import commons
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from style_bert_vits2.models import commons
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import utils
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from common.log import logger
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from common.stdout_wrapper import SAFE_STDOUT
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152
commons.py
152
commons.py
@@ -1,152 +0,0 @@
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import math
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import torch
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from torch.nn import functional as F
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def init_weights(m, mean=0.0, std=0.01):
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classname = m.__class__.__name__
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if classname.find("Conv") != -1:
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m.weight.data.normal_(mean, std)
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def get_padding(kernel_size, dilation=1):
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return int((kernel_size * dilation - dilation) / 2)
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def convert_pad_shape(pad_shape):
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layer = pad_shape[::-1]
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pad_shape = [item for sublist in layer for item in sublist]
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return pad_shape
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def intersperse(lst, item):
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result = [item] * (len(lst) * 2 + 1)
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result[1::2] = lst
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return result
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def kl_divergence(m_p, logs_p, m_q, logs_q):
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"""KL(P||Q)"""
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kl = (logs_q - logs_p) - 0.5
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kl += (
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0.5 * (torch.exp(2.0 * logs_p) + ((m_p - m_q) ** 2)) * torch.exp(-2.0 * logs_q)
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)
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return kl
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def rand_gumbel(shape):
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"""Sample from the Gumbel distribution, protect from overflows."""
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uniform_samples = torch.rand(shape) * 0.99998 + 0.00001
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return -torch.log(-torch.log(uniform_samples))
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def rand_gumbel_like(x):
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g = rand_gumbel(x.size()).to(dtype=x.dtype, device=x.device)
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return g
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def slice_segments(x, ids_str, segment_size=4):
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gather_indices = ids_str.view(x.size(0), 1, 1).repeat(
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1, x.size(1), 1
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) + torch.arange(segment_size, device=x.device)
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return torch.gather(x, 2, gather_indices)
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def rand_slice_segments(x, x_lengths=None, segment_size=4):
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b, d, t = x.size()
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if x_lengths is None:
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x_lengths = t
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ids_str_max = torch.clamp(x_lengths - segment_size + 1, min=0)
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ids_str = (torch.rand([b], device=x.device) * ids_str_max).to(dtype=torch.long)
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ret = slice_segments(x, ids_str, segment_size)
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return ret, ids_str
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def get_timing_signal_1d(length, channels, min_timescale=1.0, max_timescale=1.0e4):
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position = torch.arange(length, dtype=torch.float)
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num_timescales = channels // 2
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log_timescale_increment = math.log(float(max_timescale) / float(min_timescale)) / (
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num_timescales - 1
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)
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inv_timescales = min_timescale * torch.exp(
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torch.arange(num_timescales, dtype=torch.float) * -log_timescale_increment
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)
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scaled_time = position.unsqueeze(0) * inv_timescales.unsqueeze(1)
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signal = torch.cat([torch.sin(scaled_time), torch.cos(scaled_time)], 0)
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signal = F.pad(signal, [0, 0, 0, channels % 2])
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signal = signal.view(1, channels, length)
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return signal
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def add_timing_signal_1d(x, min_timescale=1.0, max_timescale=1.0e4):
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b, channels, length = x.size()
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signal = get_timing_signal_1d(length, channels, min_timescale, max_timescale)
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return x + signal.to(dtype=x.dtype, device=x.device)
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def cat_timing_signal_1d(x, min_timescale=1.0, max_timescale=1.0e4, axis=1):
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b, channels, length = x.size()
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signal = get_timing_signal_1d(length, channels, min_timescale, max_timescale)
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return torch.cat([x, signal.to(dtype=x.dtype, device=x.device)], axis)
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def subsequent_mask(length):
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mask = torch.tril(torch.ones(length, length)).unsqueeze(0).unsqueeze(0)
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return mask
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@torch.jit.script
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def fused_add_tanh_sigmoid_multiply(input_a, input_b, n_channels):
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n_channels_int = n_channels[0]
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in_act = input_a + input_b
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t_act = torch.tanh(in_act[:, :n_channels_int, :])
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s_act = torch.sigmoid(in_act[:, n_channels_int:, :])
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acts = t_act * s_act
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return acts
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def shift_1d(x):
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x = F.pad(x, convert_pad_shape([[0, 0], [0, 0], [1, 0]]))[:, :, :-1]
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return x
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def sequence_mask(length, max_length=None):
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if max_length is None:
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max_length = length.max()
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x = torch.arange(max_length, dtype=length.dtype, device=length.device)
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return x.unsqueeze(0) < length.unsqueeze(1)
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def generate_path(duration, mask):
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"""
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duration: [b, 1, t_x]
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mask: [b, 1, t_y, t_x]
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"""
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b, _, t_y, t_x = mask.shape
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cum_duration = torch.cumsum(duration, -1)
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cum_duration_flat = cum_duration.view(b * t_x)
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path = sequence_mask(cum_duration_flat, t_y).to(mask.dtype)
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path = path.view(b, t_x, t_y)
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path = path - F.pad(path, convert_pad_shape([[0, 0], [1, 0], [0, 0]]))[:, :-1]
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path = path.unsqueeze(1).transpose(2, 3) * mask
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return path
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def clip_grad_value_(parameters, clip_value, norm_type=2):
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if isinstance(parameters, torch.Tensor):
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parameters = [parameters]
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parameters = list(filter(lambda p: p.grad is not None, parameters))
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norm_type = float(norm_type)
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if clip_value is not None:
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clip_value = float(clip_value)
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total_norm = 0
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for p in parameters:
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param_norm = p.grad.data.norm(norm_type)
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total_norm += param_norm.item() ** norm_type
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if clip_value is not None:
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p.grad.data.clamp_(min=-clip_value, max=clip_value)
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total_norm = total_norm ** (1.0 / norm_type)
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return total_norm
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@@ -7,7 +7,7 @@ import torch
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import torch.utils.data
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from tqdm import tqdm
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import commons
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from style_bert_vits2.models import commons
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from config import config
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from mel_processing import mel_spectrogram_torch, spectrogram_torch
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from text import cleaned_text_to_sequence
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2
infer.py
2
infer.py
@@ -1,6 +1,6 @@
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import torch
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import commons
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from style_bert_vits2.models import commons
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import utils
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from models import SynthesizerTrn
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from models_jp_extra import SynthesizerTrn as SynthesizerTrnJPExtra
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@@ -8,10 +8,10 @@ from torch.nn import functional as F
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from torch.nn.utils import remove_weight_norm, spectral_norm, weight_norm
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import attentions
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import commons
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from style_bert_vits2.models import commons
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import modules
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import monotonic_align
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from commons import get_padding, init_weights
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from style_bert_vits2.models.commons import get_padding, init_weights
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from text import num_languages, num_tones, symbols
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@@ -3,7 +3,7 @@ import torch
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from torch import nn
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from torch.nn import functional as F
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import commons
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from style_bert_vits2.models import commons
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import modules
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import attentions
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import monotonic_align
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@@ -11,7 +11,7 @@ import monotonic_align
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from torch.nn import Conv1d, ConvTranspose1d, Conv2d
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from torch.nn.utils import weight_norm, remove_weight_norm, spectral_norm
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from commons import init_weights, get_padding
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from style_bert_vits2.models.commons import init_weights, get_padding
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from text import symbols, num_tones, num_languages
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@@ -7,9 +7,9 @@ from torch.nn import Conv1d
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from torch.nn import functional as F
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from torch.nn.utils import remove_weight_norm, weight_norm
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import commons
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from style_bert_vits2.models import commons
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from attentions import Encoder
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from commons import get_padding, init_weights
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from style_bert_vits2.models.commons import get_padding, init_weights
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from transforms import piecewise_rational_quadratic_transform
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LRELU_SLOPE = 0.1
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336
style_bert_vits2/models/commons.py
Normal file
336
style_bert_vits2/models/commons.py
Normal file
@@ -0,0 +1,336 @@
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"""
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以下に記述されている関数のコメントはリファクタリング時に GPT-4 に生成させたもので、
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コードと完全に一致している保証はない。あくまで参考程度とすること。
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"""
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import math
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import torch
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from torch.nn import functional as F
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from typing import Any
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def init_weights(m: torch.nn.Module, mean: float = 0.0, std: float = 0.01) -> None:
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"""
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モジュールの重みを初期化する
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Args:
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m (torch.nn.Module): 重みを初期化する対象のモジュール
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mean (float): 正規分布の平均
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std (float): 正規分布の標準偏差
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"""
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classname = m.__class__.__name__
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if classname.find("Conv") != -1:
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m.weight.data.normal_(mean, std)
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def get_padding(kernel_size: int, dilation: int = 1) -> int:
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"""
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カーネルサイズと膨張率からパディングの大きさを計算する
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Args:
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kernel_size (int): カーネルのサイズ
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dilation (int): 膨張率
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Returns:
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int: 計算されたパディングの大きさ
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"""
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return int((kernel_size * dilation - dilation) / 2)
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def convert_pad_shape(pad_shape: list[list[Any]]) -> list[Any]:
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"""
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パディングの形状を変換する
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Args:
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pad_shape (list[list[Any]]): 変換前のパディングの形状
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Returns:
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list[Any]: 変換後のパディングの形状
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"""
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layer = pad_shape[::-1]
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new_pad_shape = [item for sublist in layer for item in sublist]
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return new_pad_shape
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def intersperse(lst: list[Any], item: Any) -> list[Any]:
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"""
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リストの要素の間に特定のアイテムを挿入する
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Args:
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lst (list[Any]): 元のリスト
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item (Any): 挿入するアイテム
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Returns:
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list[Any]: 新しいリスト
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"""
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result = [item] * (len(lst) * 2 + 1)
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result[1::2] = lst
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return result
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def kl_divergence(m_p: torch.Tensor, logs_p: torch.Tensor, m_q: torch.Tensor, logs_q: torch.Tensor) -> torch.Tensor:
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"""
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2つの正規分布間の KL ダイバージェンスを計算する
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Args:
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m_p (torch.Tensor): P の平均
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logs_p (torch.Tensor): P の対数標準偏差
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m_q (torch.Tensor): Q の平均
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logs_q (torch.Tensor): Q の対数標準偏差
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Returns:
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torch.Tensor: KL ダイバージェンスの値。
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"""
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kl = (logs_q - logs_p) - 0.5
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kl += (
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0.5 * (torch.exp(2.0 * logs_p) + ((m_p - m_q) ** 2)) * torch.exp(-2.0 * logs_q)
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)
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return kl
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def rand_gumbel(shape: torch.Size) -> torch.Tensor:
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"""
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Gumbel 分布からサンプリングし、オーバーフローを防ぐ
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Args:
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shape (torch.Size): サンプルの形状
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Returns:
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torch.Tensor: Gumbel 分布からのサンプル
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"""
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uniform_samples = torch.rand(shape) * 0.99998 + 0.00001
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return -torch.log(-torch.log(uniform_samples))
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def rand_gumbel_like(x: torch.Tensor) -> torch.Tensor:
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"""
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引数と同じ形状のテンソルで、Gumbel 分布からサンプリングする
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Args:
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x (torch.Tensor): 形状を基にするテンソル
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Returns:
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torch.Tensor: Gumbel 分布からのサンプル
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"""
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g = rand_gumbel(x.size()).to(dtype=x.dtype, device=x.device)
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return g
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def slice_segments(x: torch.Tensor, ids_str: torch.Tensor, segment_size: int = 4) -> torch.Tensor:
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"""
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テンソルからセグメントをスライスする
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Args:
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x (torch.Tensor): 入力テンソル
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ids_str (torch.Tensor): スライスを開始するインデックス
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segment_size (int, optional): スライスのサイズ (デフォルト: 4)
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Returns:
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torch.Tensor: スライスされたセグメント
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"""
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gather_indices = ids_str.view(x.size(0), 1, 1).repeat(
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1, x.size(1), 1
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) + torch.arange(segment_size, device=x.device)
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return torch.gather(x, 2, gather_indices)
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def rand_slice_segments(x: torch.Tensor, x_lengths: torch.Tensor | None = None, segment_size: int = 4) -> tuple[torch.Tensor, torch.Tensor]:
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"""
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ランダムなセグメントをスライスする
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Args:
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x (torch.Tensor): 入力テンソル
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x_lengths (torch.Tensor, optional): 各バッチの長さ (デフォルト: None)
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segment_size (int, optional): スライスのサイズ (デフォルト: 4)
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Returns:
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tuple[torch.Tensor, torch.Tensor]: スライスされたセグメントと開始インデックス
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"""
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b, d, t = x.size()
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if x_lengths is None:
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x_lengths = t # type: ignore
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ids_str_max = torch.clamp(x_lengths - segment_size + 1, min=0) # type: ignore
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ids_str = (torch.rand([b], device=x.device) * ids_str_max).to(dtype=torch.long)
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ret = slice_segments(x, ids_str, segment_size)
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return ret, ids_str
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def get_timing_signal_1d(length: int, channels: int, min_timescale: float = 1.0, max_timescale: float = 1.0e4) -> torch.Tensor:
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"""
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1D タイミング信号を取得する
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Args:
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length (int): シグナルの長さ
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channels (int): シグナルのチャネル数
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min_timescale (float, optional): 最小のタイムスケール (デフォルト: 1.0)
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max_timescale (float, optional): 最大のタイムスケール (デフォルト: 1.0e4)
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Returns:
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torch.Tensor: タイミング信号
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"""
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position = torch.arange(length, dtype=torch.float)
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num_timescales = channels // 2
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log_timescale_increment = math.log(float(max_timescale) / float(min_timescale)) / (
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num_timescales - 1
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)
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inv_timescales = min_timescale * torch.exp(
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torch.arange(num_timescales, dtype=torch.float) * -log_timescale_increment
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)
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scaled_time = position.unsqueeze(0) * inv_timescales.unsqueeze(1)
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signal = torch.cat([torch.sin(scaled_time), torch.cos(scaled_time)], 0)
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signal = F.pad(signal, [0, 0, 0, channels % 2])
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signal = signal.view(1, channels, length)
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return signal
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def add_timing_signal_1d(x: torch.Tensor, min_timescale: float = 1.0, max_timescale: float = 1.0e4) -> torch.Tensor:
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"""
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1D タイミング信号をテンソルに追加する
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Args:
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x (torch.Tensor): 入力テンソル
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min_timescale (float, optional): 最小のタイムスケール (デフォルト: 1.0)
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max_timescale (float, optional): 最大のタイムスケール (デフォルト: 1.0e4)
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Returns:
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torch.Tensor: タイミング信号が追加されたテンソル
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"""
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b, channels, length = x.size()
|
||||
signal = get_timing_signal_1d(length, channels, min_timescale, max_timescale)
|
||||
return x + signal.to(dtype=x.dtype, device=x.device)
|
||||
|
||||
|
||||
def cat_timing_signal_1d(x: torch.Tensor, min_timescale: float = 1.0, max_timescale: float = 1.0e4, axis: int = 1) -> torch.Tensor:
|
||||
"""
|
||||
1D タイミング信号をテンソルに連結する
|
||||
|
||||
Args:
|
||||
x (torch.Tensor): 入力テンソル
|
||||
min_timescale (float, optional): 最小のタイムスケール (デフォルト: 1.0)
|
||||
max_timescale (float, optional): 最大のタイムスケール (デフォルト: 1.0e4)
|
||||
axis (int, optional): 連結する軸 (デフォルト: 1)
|
||||
|
||||
Returns:
|
||||
torch.Tensor: タイミング信号が連結されたテンソル
|
||||
"""
|
||||
b, channels, length = x.size()
|
||||
signal = get_timing_signal_1d(length, channels, min_timescale, max_timescale)
|
||||
return torch.cat([x, signal.to(dtype=x.dtype, device=x.device)], axis)
|
||||
|
||||
|
||||
def subsequent_mask(length: int) -> torch.Tensor:
|
||||
"""
|
||||
後続のマスクを生成する
|
||||
|
||||
Args:
|
||||
length (int): マスクのサイズ
|
||||
|
||||
Returns:
|
||||
torch.Tensor: 生成されたマスク
|
||||
"""
|
||||
mask = torch.tril(torch.ones(length, length)).unsqueeze(0).unsqueeze(0)
|
||||
return mask
|
||||
|
||||
|
||||
@torch.jit.script # type: ignore
|
||||
def fused_add_tanh_sigmoid_multiply(input_a: torch.Tensor, input_b: torch.Tensor, n_channels: torch.Tensor) -> torch.Tensor:
|
||||
"""
|
||||
加算、tanh、sigmoid の活性化関数を組み合わせた演算を行う
|
||||
|
||||
Args:
|
||||
input_a (torch.Tensor): 入力テンソル A
|
||||
input_b (torch.Tensor): 入力テンソル B
|
||||
n_channels (torch.Tensor): チャネル数
|
||||
|
||||
Returns:
|
||||
torch.Tensor: 演算結果
|
||||
"""
|
||||
n_channels_int = n_channels[0]
|
||||
in_act = input_a + input_b
|
||||
t_act = torch.tanh(in_act[:, :n_channels_int, :])
|
||||
s_act = torch.sigmoid(in_act[:, n_channels_int:, :])
|
||||
acts = t_act * s_act
|
||||
return acts
|
||||
|
||||
|
||||
def shift_1d(x: torch.Tensor) -> torch.Tensor:
|
||||
"""
|
||||
与えられたテンソルを 1D でシフトする
|
||||
|
||||
Args:
|
||||
x (torch.Tensor): シフトするテンソル
|
||||
|
||||
Returns:
|
||||
torch.Tensor: シフトされたテンソル
|
||||
"""
|
||||
x = F.pad(x, convert_pad_shape([[0, 0], [0, 0], [1, 0]]))[:, :, :-1]
|
||||
return x
|
||||
|
||||
|
||||
def sequence_mask(length: torch.Tensor, max_length: int | None = None) -> torch.Tensor:
|
||||
"""
|
||||
シーケンスマスクを生成する
|
||||
|
||||
Args:
|
||||
length (torch.Tensor): 各シーケンスの長さ
|
||||
max_length (int | None): 最大のシーケンス長さ。指定されていない場合は length の最大値を使用
|
||||
|
||||
Returns:
|
||||
torch.Tensor: 生成されたシーケンスマスク
|
||||
"""
|
||||
if max_length is None:
|
||||
max_length = length.max() # type: ignore
|
||||
x = torch.arange(max_length, dtype=length.dtype, device=length.device) # type: ignore
|
||||
return x.unsqueeze(0) < length.unsqueeze(1)
|
||||
|
||||
|
||||
def generate_path(duration: torch.Tensor, mask: torch.Tensor) -> torch.Tensor:
|
||||
"""
|
||||
パスを生成する
|
||||
|
||||
Args:
|
||||
duration (torch.Tensor): 各時間ステップの持続時間
|
||||
mask (torch.Tensor): マスクテンソル
|
||||
|
||||
Returns:
|
||||
torch.Tensor: 生成されたパス
|
||||
"""
|
||||
b, _, t_y, t_x = mask.shape
|
||||
cum_duration = torch.cumsum(duration, -1)
|
||||
|
||||
cum_duration_flat = cum_duration.view(b * t_x)
|
||||
path = sequence_mask(cum_duration_flat, t_y).to(mask.dtype)
|
||||
path = path.view(b, t_x, t_y)
|
||||
path = path - F.pad(path, convert_pad_shape([[0, 0], [1, 0], [0, 0]]))[:, :-1]
|
||||
path = path.unsqueeze(1).transpose(2, 3) * mask
|
||||
return path
|
||||
|
||||
|
||||
def clip_grad_value_(parameters: torch.Tensor | list[torch.Tensor], clip_value: float | None, norm_type: float = 2.0) -> float:
|
||||
"""
|
||||
勾配の値をクリップする
|
||||
|
||||
Args:
|
||||
parameters (torch.Tensor | list[torch.Tensor]): クリップするパラメータ
|
||||
clip_value (float | None): クリップする値。None の場合はクリップしない
|
||||
norm_type (float): ノルムの種類
|
||||
|
||||
Returns:
|
||||
float: 総ノルム
|
||||
"""
|
||||
if isinstance(parameters, torch.Tensor):
|
||||
parameters = [parameters]
|
||||
parameters = list(filter(lambda p: p.grad is not None, parameters))
|
||||
norm_type = float(norm_type)
|
||||
if clip_value is not None:
|
||||
clip_value = float(clip_value)
|
||||
|
||||
total_norm = 0.0
|
||||
for p in parameters:
|
||||
assert p.grad is not None
|
||||
param_norm = p.grad.data.norm(norm_type)
|
||||
total_norm += param_norm.item() ** norm_type
|
||||
if clip_value is not None:
|
||||
p.grad.data.clamp_(min=-clip_value, max=clip_value)
|
||||
total_norm = total_norm ** (1.0 / norm_type)
|
||||
return total_norm
|
||||
@@ -15,7 +15,7 @@ from torch.utils.tensorboard import SummaryWriter
|
||||
from tqdm import tqdm
|
||||
|
||||
# logging.getLogger("numba").setLevel(logging.WARNING)
|
||||
import commons
|
||||
from style_bert_vits2.models import commons
|
||||
import default_style
|
||||
import utils
|
||||
from common.log import logger
|
||||
|
||||
@@ -15,7 +15,7 @@ from tqdm import tqdm
|
||||
from huggingface_hub import HfApi
|
||||
|
||||
# logging.getLogger("numba").setLevel(logging.WARNING)
|
||||
import commons
|
||||
from style_bert_vits2.models import commons
|
||||
import default_style
|
||||
import utils
|
||||
from common.log import logger
|
||||
|
||||
Reference in New Issue
Block a user