def load_data(self, idx):
if self.cached:
wav_name = self.items[idx][1]
mel_name = self.items[idx][2]
linear_name = self.items[idx][3]
text = self.items[idx][0]
text = np.asarray(text_to_sequence(text, [self.cleaners]),
dtype=np.int32)
if wav_name.split('.')[-1] == 'npy':
wav = self.load_np(wav_name)
else:
wav = np.asarray(self.load_wav(wav_name), dtype=np.float32)
mel = self.load_np(mel_name)
linear = self.load_np(linear_name)
sample = {
'text': text,
'wav': wav,
'item_idx': self.items[idx][1],
'mel': mel,
'linear': linear
}
else:
text, wav_file = self.items[idx]
text = np.asarray(text_to_sequence(text, [self.cleaners]),
dtype=np.int32)
wav = np.asarray(self.load_wav(wav_file), dtype=np.float32)
sample = {'text': text, 'wav': wav, 'item_idx': self.items[idx][1]}
return sample
def tsau(input_text, save_path):
if input_text:
inputs = [text_to_sequence(input_text.strip(), hp.tts_cleaner_names)]
else:
with open('sentences.txt') as f:
inputs = [
text_to_sequence(l.strip(), hp.tts_cleaner_names) for l in f
]
if args.vocoder == 'wavernn':
voc_k = voc_model.get_step() // 1000
tts_k = tts_model.get_step() // 1000
simple_table([
('Tacotron', str(tts_k) + 'k'), ('r', tts_model.r),
('Vocoder Type', 'WaveRNN'), ('WaveRNN', str(voc_k) + 'k'),
('Generation Mode', 'Batched' if batched else 'Unbatched'),
('Target Samples', target if batched else 'N/A'),
('Overlap Samples', overlap if batched else 'N/A')
])
elif args.vocoder == 'griffinlim':
tts_k = tts_model.get_step() // 1000
simple_table([('Tacotron', str(tts_k) + 'k'), ('r', tts_model.r),
('Vocoder Type', 'Griffin-Lim'),
('GL Iters', args.iters)])
for i, x in enumerate(inputs, 1):
print(f'\n| Generating {i}/{len(inputs)}')
_, m, attention = tts_model.generate(x)
# Fix mel spectrogram scaling to be from 0 to 1
m = (m + 4) / 8
np.clip(m, 0, 1, out=m)
if args.vocoder == 'griffinlim':
v_type = args.vocoder
elif args.vocoder == 'wavernn' and args.batched:
v_type = 'wavernn_batched'
else:
v_type = 'wavernn_unbatched'
if save_attn: save_attention(attention, save_path)
if args.vocoder == 'wavernn':
m = torch.tensor(m).unsqueeze(0)
voc_model.generate(m, save_path, batched, target, overlap,
hp.mu_law)
elif args.vocoder == 'griffinlim':
wav = reconstruct_waveform(m, n_iter=args.iters)
save_wav(wav, save_path)
print('\n\nDone.\n')
def load_tts(self, model_path, model_file, model_config, use_cuda):
tts_config = os.path.join(model_path, model_config)
self.model_file = os.path.join(model_path, model_file)
print(" > Loading TTS model ...")
print(" | > model config: ", tts_config)
print(" | > model file: ", model_file)
self.tts_config = load_config(tts_config)
self.use_phonemes = self.tts_config.use_phonemes
self.ap = AudioProcessor(**self.tts_config.audio)
if self.use_phonemes:
self.input_size = len(phonemes)
self.input_adapter = lambda sen: phoneme_to_sequence(sen, [self.tts_config.text_cleaner], self.tts_config.phoneme_language, self.tts_config.enable_eos_bos_chars)
else:
self.input_size = len(symbols)
self.input_adapter = lambda sen: text_to_sequence(sen, [self.tts_config.text_cleaner])
self.tts_model = setup_model(self.input_size, self.tts_config)
# load model state
if use_cuda:
cp = torch.load(self.model_file)
else:
cp = torch.load(self.model_file, map_location=lambda storage, loc: storage)
# load the model
self.tts_model.load_state_dict(cp['model'])
if use_cuda:
self.tts_model.cuda()
self.tts_model.eval()
self.tts_model.decoder.max_decoder_steps = 3000
def tts(model, text):
"""Convert text to speech waveform given a Tacotron model.
"""
if USE_CUDA:
model = model.cuda()
# NOTE: dropout in the decoder should be activated for generalization!
# model.decoder.eval()
model.encoder.eval()
model.postnet.eval()
sequence = np.array(text_to_sequence(text))
sequence = Variable(torch.from_numpy(sequence)).unsqueeze(0)
if USE_CUDA:
sequence = sequence.cuda()
# Greedy decoding
mel_outputs, linear_outputs, gate_outputs, alignments = model(sequence)
linear_output = linear_outputs[0].cpu().data.numpy()
spectrogram = audio._denormalize(linear_output)
alignment = alignments[0].cpu().data.numpy()
# Predicted audio signal
waveform = audio.inv_spectrogram(linear_output.T)
return waveform, alignment, spectrogram
def load_data(self, idx):
text, wav_file, speaker_name = self.items[idx]
# print(" | > load_data idx: {}".format(self.items[idx]))
# print(" | > load_data wav_file: {}".format(wav_file))
# print(" | > load_data text: {}".format(text))
# print(" | > load_data speaker_name: {}".format(speaker_name))
wav = np.asarray(self.load_wav(wav_file), dtype=np.float32)
if self.use_phonemes:
text = self.load_phoneme_sequence(wav_file, text)
else:
text = np.asarray(text_to_sequence(text, [self.cleaners]),
dtype=np.int32)
assert text.size > 0, self.items[idx][1]
assert wav.size > 0, self.items[idx][1]
sample = {
'text': text,
'wav': wav,
'item_idx': self.items[idx][1],
'speaker_name': speaker_name
}
return sample
def tts(model, text): """Convert text to speech waveform given a Tacotron model. """ if USE_CUDA: model = model.cuda() # TODO: Turning off dropout of decoder's prenet causes serious performance regression, not sure why. # model.decoder.eval() model.encoder.eval() model.postnet.eval() sequence = np.array(text_to_sequence(text)) sequence = Variable(torch.from_numpy(sequence)).unsqueeze(0) if USE_CUDA: sequence = sequence.cuda() # Greedy decoding mel_outputs, linear_outputs, alignments = model(sequence) linear_output = linear_outputs[0].cpu().data.numpy() spectrogram = audio._denormalize(linear_output) alignment = alignments[0].cpu().data.numpy() # Predicted audio signal waveform = audio.inv_spectrogram(linear_output.T) return waveform, alignment, spectrogram
def synthesis(self,
text,
speaker_embedding,
noise_embedding,
wave_path="log/synthesis/wave/",
plot_path="log/synthesis/plot/"):
"""
TODO: Provide Batch Synthesis
:param text: "hello, world"
:param speaker_embedding: Any[Speaker]
:param noise_embedding: Any [Noise]
:param wave_path: "log/synthesis/wave"
:param plot_path: "log/synthesis/plot"
:return: FloatTensor [Time] for wave, FloatTensor [Encoder, Decoder] for attention
"""
with torch.no_grad():
makedirs(str(wave_path), exist_ok=True)
makedirs(str(plot_path), exist_ok=True)
phone = text_to_sequence(text.strip(), hp.cleaner_names)
mel, linear, attention = self.tacotron.generate(
phone, speaker_embedding, noise_embedding)
audio_path = f'{wave_path}_GL_input_{text[:10]}_{self.tts_k}k.wav'
atten_path = f"{plot_path}_Attention_input_{text[:10]}_{self.tts_k}k"
save_attention(attention, atten_path)
print(list(linear.shape))
wave = self.stft.inverse_linear(linear, iteration=40)[0]
save_from_torch(wave, audio_path, hp.sampling_rate)
return wave, attention
def create_attention_guides(fpath):
dataset_ids = []
mel_lengths = []
text_lengths = []
with open(f'{fpath}/dataset.pkl', 'rb') as f:
dataset = pickle.load(f)
for (item_id, l) in dataset:
dataset_ids += [item_id]
mel_lengths += [l]
with open(f'{fpath}/text_dict.pkl', 'rb') as f:
text_dict = pickle.load(f)
for item_id in dataset_ids:
x = text_to_sequence(text_dict[item_id], ['blizz_cleaners'])
text_lengths += [len(x)]
for i, id in enumerate(dataset_ids):
attfile = os.path.join(fpath, 'diagonal_attention_guides', id + '.npy')
att = get_attention_guide(text_lengths[i], mel_lengths[i], g=0.2)
np.save(attfile, att)
def load_data(self, idx):
if self.cached:
wav_name = self.items[idx][1]
mel_name = self.items[idx][2]
linear_name = self.items[idx][3]
text = self.items[idx][0]
if wav_name.split('.')[-1] == 'npy':
wav = self.load_np(wav_name)
else:
wav = np.asarray(self.load_wav(wav_name), dtype=np.float32)
mel = self.load_np(mel_name)
linear = self.load_np(linear_name)
else:
text, wav_file = self.items[idx]
wav = np.asarray(self.load_wav(wav_file), dtype=np.float32)
mel = None
linear = None
if self.use_phonemes:
text = self.load_phoneme_sequence(wav_file, text)
else:
text = np.asarray(
text_to_sequence(text, [self.cleaners]), dtype=np.int32)
sample = {'text': text, 'wav': wav, 'item_idx': os.path.basename(self.items[idx][1]).split('.')[0], 'mel':mel, 'linear': linear}
return sample
def load_model(self, model_path, model_config, wavernn_path, use_cuda):
self.model_file = model_path
print(" > Loading model ...")
print(" | > model config: ", model_config)
print(" | > model file: ", self.model_file)
config = load_config(model_config)
self.config = config
self.use_cuda = use_cuda
self.use_phonemes = config.use_phonemes
self.ap = AudioProcessor(**config.audio)
if self.use_phonemes:
self.input_size = len(phonemes)
self.input_adapter = lambda sen: phoneme_to_sequence(sen, [self.config.text_cleaner], self.config.phoneme_language)
else:
self.input_size = len(symbols)
self.input_adapter = lambda sen: text_to_sequence(sen, [self.config.text_cleaner])
self.model = Tacotron(self.input_size, config.embedding_size, self.ap.num_freq, self.ap.num_mels, config.r, attn_windowing=True)
self.model.decoder.max_decoder_steps = 8000
# load model state
if use_cuda:
cp = torch.load(self.model_file)
else:
cp = torch.load(self.model_file, map_location=lambda storage, loc: storage)
# load the model
self.model.load_state_dict(cp['model'])
if use_cuda:
self.model.cuda()
self.model.eval()
self.vocoder=WaveRNNVocoder.Vocoder()
self.vocoder.loadWeights(wavernn_path)
self.firwin = signal.firwin(1025, [65, 7600], pass_zero=False, fs=16000)
def load_model(self, model_path, model_name, model_config, use_cuda):
model_config = os.path.join(model_path, model_config)
self.model_file = os.path.join(model_path, model_name)
print(" > Loading model ...")
print(" | > model config: ", model_config)
print(" | > model file: ", self.model_file)
config = load_config(model_config)
self.config = config
self.use_cuda = use_cuda
self.use_phonemes = config.use_phonemes
self.ap = AudioProcessor(**config.audio)
if self.use_phonemes:
self.input_size = len(phonemes)
self.input_adapter = lambda sen: phoneme_to_sequence(
sen, [self.config.text_cleaner], self.config.phoneme_language)
else:
self.input_size = len(symbols)
self.input_adapter = lambda sen: text_to_sequence(
sen, [self.config.text_cleaner])
self.model = Tacotron(self.input_size, config.embedding_size,
self.ap.num_freq, self.ap.num_mels, config.r)
# load model state
if use_cuda:
cp = torch.load(self.model_file)
else:
cp = torch.load(self.model_file,
map_location=lambda storage, loc: storage)
# load the model
self.model.load_state_dict(cp['model'])
if use_cuda:
self.model.cuda()
self.model.eval()
def __getitem__(self, index):
id = self.metadata[index]
x = text_to_sequence(self.text_dict[id], hp.tts_cleaner_names)
mel = np.load(f'{self.path}mel/{id}.npy')
spk_embed = np.load(f'{self.path}spk_embeds/{id}.npy')
mel_len = mel.shape[-1]
return x, mel, id, mel_len, spk_embed
def __getitem__(self, index):
item_id = self.metadata[index]
text = self.text_dict[item_id]
x = text_to_sequence(text)
x = np.array(x)
pad_idx = 10
punc_level = np.full_like(x, pad_idx)
new_x = []
in_quote = False
for i, ph_idx in enumerate(x[::-1]):
if ph_idx in PUNCTUATION_INDICES:
punc_level[:len(x) - i] = ph_idx
if ph_idx == 3: # closing bracket
punc_level[:len(x) - i] = pad_idx
if ph_idx == 2:
if in_quote:
punc_level[:len(x) - i] = pad_idx
else:
in_quote = True
# if ph_idx not in PUNCTUATION_INDICES:
else:
new_x.append(ph_idx)
new_x = np.array(new_x[::-1])
x = np.stack([new_x, punc_level])
# print("!" * 100)
# print("LENS", len(punc_level), len(new_x))
# print(new_x)
# print(punc_level)
mel = np.load(str(self.path / 'mel' / f'{item_id}.npy'))
mel_len = mel.shape[-1]
dur = np.load(str(self.path / 'alg' / f'{item_id}.npy'))
pitch = np.load(str(self.path / 'phon_pitch' / f'{item_id}.npy'))
return x, mel, item_id, mel_len, dur, pitch
def __getitem__(self, index):
item_id = self.metadata[index]
text = self.text_dict[item_id]
x = text_to_sequence(text)
mel = np.load(self.path / 'mel' / f'{item_id}.npy')
mel_len = mel.shape[-1]
return x, mel, item_id, mel_len
def __getitem__(self, idx):
text, wav_file = self.items[idx]
text = np.asarray(text_to_sequence(text, [self.cleaners]),
dtype=np.int32)
wav = np.asarray(self.load_wav(wav_file), dtype=np.float32)
sample = {'text': text, 'wav': wav, 'item_idx': self.items[idx][1]}
return sample
def synthesize(self, inputs):
cleaner_names = [x.strip() for x in hparams.cleaners.split(',')]
seq_input = [text_to_sequence(j, cleaner_names) for j in inputs]
seq_length = [len(j) for j in seq_input]
max_len = max(seq_length)
inputs = [_pad_input(j, max_len) for j in seq_input]
seq = np.stack((x for x in inputs))
# seq = text_to_sequence(text, cleaner_names)
if not self.model_filename.endswith('.pb'):
feed_dict = {
self.model.inputs: np.asarray(seq, dtype=np.int32),
self.model.input_lengths: np.asarray(seq_length, dtype=np.int32)
}
else:
feed_dict = {
self.inputs: np.asarray(seq, dtype=np.int32),
self.input_lengths: np.asarray(seq_length, dtype=np.int32)
}
wav = self.session.run(self.wav_output, feed_dict=feed_dict)
output = []
print('wav.shape:', wav.shape)
for wav_index in range(wav.shape[0]):
wav_index_temp = audio.inv_preemphasis(wav[wav_index])
wav_index_temp = wav_index_temp[:audio.find_endpoint(wav_index_temp)]
# wav_index_temp = vad_check(wav_index_temp, hparams.sample_rate)
out = io.BytesIO()
audio.save_wav(wav_index_temp, out)
output.append(out)
return output
def __getitem__(self, idx):
wav_name = os.path.join(self.root_dir, self.frames[idx][0]) + '.wav'
text = self.frames[idx][1]
text = np.asarray(text_to_sequence(text, [self.cleaners]),
dtype=np.int32)
wav = np.asarray(self.load_wav(wav_name)[0], dtype=np.float32)
sample = {'text': text, 'wav': wav, 'item_idx': self.frames[idx][0]}
return sample
def __getitem__(self, index):
item_id = self.metadata[index]
text = self.text_dict[item_id]
x = text_to_sequence(text)
mel = np.load(str(self.path / 'mel' / f'{item_id}.npy'))
mel_len = mel.shape[-1]
dur = np.load(str(self.path / 'alg' / f'{item_id}.npy'))
pitch = np.load(str(self.path / 'phon_pitch' / f'{item_id}.npy'))
return x, mel, item_id, mel_len, dur, pitch
def loading_thread(self):
while True:
try:
text, wave, speaker, male, augmented = self.loader.sample()
phoneme = text_to_sequence(text, hp.cleaner_names)
phoneme = torch.from_numpy(np.int64(phoneme))
self.loading_queue.put((phoneme.to(self.device, non_blocking=True), wave.to(self.device, non_blocking=True), speaker, augmented))
except Exception as e:
print("Loading Thread Error", str(e))
def synthesis(model, ap, text, use_cuda, text_cleaner):
text_cleaner = [text_cleaner]
seq = np.array(text_to_sequence(text, text_cleaner))
chars_var = torch.from_numpy(seq).unsqueeze(0)
if use_cuda:
chars_var = chars_var.cuda().long()
_, linear_out, alignments, _ = model.forward(chars_var)
linear_out = linear_out[0].data.cpu().numpy()
wav = ap.inv_spectrogram(linear_out.T)
return wav, linear_out, alignments
def __getitem__(self, index):
item_id = self.metadata[index]
x = text_to_sequence(self.text_dict[item_id], hp.tts_cleaner_names)
mel = np.load(self.path / 'mel' / f'{item_id}.npy')
mel_len = mel.shape[-1]
if hp.mode in ['teacher_forcing', 'attention_forcing_online']:
return x, mel, item_id, mel_len
elif hp.mode == 'attention_forcing_offline':
attn_ref = np.load(self.path / hp.attn_ref_path / f'{item_id}.npy')
return x, mel, item_id, mel_len, attn_ref
def getTTS(input_text, batched, voc_model, tts_model, hp):
if input_text:
inputs = [text_to_sequence(input_text.strip(), hp.tts_cleaner_names)]
else:
with open('sentences.txt') as f:
inputs = [
text_to_sequence(l.strip(), hp.tts_cleaner_names) for l in f
]
voc_k = voc_model.get_step() // 1000
tts_k = tts_model.get_step() // 1000
r = tts_model.r
simple_table([('WaveRNN', str(voc_k) + 'k'),
(f'Tacotron(r={r})', str(tts_k) + 'k'),
('Generation Mode', 'Batched' if batched else 'Unbatched'),
('Target Samples', 11_000 if batched else 'N/A'),
('Overlap Samples', 550 if batched else 'N/A')])
wav_list = []
for i, x in enumerate(inputs, 1):
print(f'\n| Generating {i}/{len(inputs)}')
_, m, attention = tts_model.generate(x)
save_path = './sound/' + str(uuid.uuid4()) + '.wav'
m = torch.tensor(m).unsqueeze(0)
m = (m + 4) / 8
wav_file = voc_model.generate(m, save_path, batched, 3000, 550,
hp.mu_law)
wav_list.append(wav_file)
wav_list.append(save_path)
print('\n\nDone.\n')
return wav_list
def __getitem__(self, index):
item_id = self.metadata[index]
x = text_to_sequence(self.text_dict[item_id], hp.tts_cleaner_names)
mel = np.load(self.path / 'mel' / f'{item_id}.npy')
mel_len = mel.shape[-1]
if self.alignments:
dur = np.load(self.path / 'alg' / f'{item_id}.npy')
else:
# dummy durations to simplify collate func
dur = np.zeros((mel.shape[0], 1))
return x, mel, item_id, mel_len, dur
def __getitem__(self, index):
item_id = self.metadata[index]
text = self.text_dict[item_id]
x = text_to_sequence(text)
x = np.array([ch for ch in x if ch not in PUNCTUATION_INDICES])
x = np.stack([x, np.zeros_like(x)])
mel = np.load(str(self.path / 'mel' / f'{item_id}.npy'))
mel_len = mel.shape[-1]
return x, mel, item_id, mel_len
def __getitem__(self, idx):
sidx = self.frames[idx][0]
sidx_files = self.wav_files_dict[sidx]
file_name = random.choice(sidx_files)
wav_name = os.path.join(self.wav_dir, file_name)
text = self.frames[idx][2]
text = np.asarray(text_to_sequence(text, [self.cleaners]),
dtype=np.int32)
wav = np.asarray(self.load_wav(wav_name), dtype=np.float32)
sample = {'text': text, 'wav': wav, 'item_idx': self.frames[idx][0]}
return sample
def generate(self, 華, input_text):
inputs = [text_to_sequence(input_text.strip(), ['basic_cleaners'])]
if hp.tts_model == 'tacotron2':
self.gen_tacotron2(華, inputs)
elif hp.tts_model == 'tacotron':
self.gen_tacotron(華, inputs)
else:
print(f"Wrong tts model type {{{tts_model_type}}}")
print('\n\nDone.\n')
def _get_next_example(self): """ Gets a single example (input, mel_target, linear_target, cost) from disk """ if self._offset >= len(self._metadata): self._offset = 0 np.random.shuffle(self._metadata) meta = self._metadata[self._offset] self._offset += 1 text = meta[2] input_data = np.asarray(text_to_sequence(text, Config.Cleaners), dtype=np.int32) mel_target = np.load(os.path.join(self._datadir, meta[0])) return (input_data, mel_target, len(mel_target))
def synthesize(self, text, index, out_dir):
cleaner_names = [x.strip() for x in hparams.cleaners.split(',')]
seq = text_to_sequence(text, cleaner_names)
feed_dict = {
self.model.inputs: [np.asarray(seq, dtype=np.int32)],
self.model.input_lengths: np.asarray([len(seq)], dtype=np.int32)
}
mels = self.session.run(self.mel_outputs, feed_dict=feed_dict)
# Write the spectrogram to disk
mel_filename = 'ljspeech-mel-eval-{:05d}.npy'.format(index)
np.save(os.path.join(out_dir, mel_filename), mels, allow_pickle=False)
print('mel spectrograms saved under {}'.format(out_dir))
def synthesize(input_text, tts_model, voc_model, alpha=1.0, device=torch.device('cuda')):
text = clean_text(input_text.strip())
x = text_to_sequence(text)
_, m, _ = tts_model.generate(x, alpha=alpha)
if voc_model == 'griffinlim':
wav = reconstruct_waveform(m, n_iter=32)
elif isinstance(voc_model, WaveRNN):
m = torch.tensor(m).unsqueeze(0)
wav = voc_model.generate(m, '/tmp/sample.wav', True, hp.voc_target, hp.voc_overlap, hp.mu_law)
else:
m = torch.tensor(m).unsqueeze(0).to(device)
with torch.no_grad():
wav = voc_model.inference(m).cpu().numpy()
return wav
def synthesize(input_text, tts_model, voc_model, alpha=1.0):
x = text_to_sequence(input_text.strip(), ['english_cleaners'])
m = tts_model.generate(x, alpha=alpha)
# Fix mel spectrogram scaling to be from 0 to 1
m = (m + 4) / 8
np.clip(m, 0, 1, out=m)
if voc_model == 'griffinlim':
wav = reconstruct_waveform(m, n_iter=32)
else:
m = torch.tensor(m).unsqueeze(0)
wav = voc_model.generate(m, '/tmp/sample.wav', True, hp.voc_target,
hp.voc_overlap, hp.mu_law)
print()
return wav
