ParakeetEricRoss/examples/fastspeech2/baker/fastspeech2_updater.py

115 lines
4.2 KiB
Python

# Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from parakeet.models.fastspeech2 import FastSpeech2Loss
from parakeet.training.extensions.evaluator import StandardEvaluator
from parakeet.training.reporter import report
from parakeet.training.updaters.standard_updater import StandardUpdater
class FastSpeech2Updater(StandardUpdater):
def __init__(self,
model,
optimizer,
dataloader,
init_state=None,
use_masking=False,
use_weighted_masking=False):
super().__init__(model, optimizer, dataloader, init_state=None)
self.use_masking = use_masking
self.use_weighted_masking = use_weighted_masking
def update_core(self, batch):
before_outs, after_outs, d_outs, p_outs, e_outs, ys, olens = self.model(
text=batch["text"],
text_lengths=batch["text_lengths"],
speech=batch["speech"],
speech_lengths=batch["speech_lengths"],
durations=batch["durations"],
pitch=batch["pitch"],
energy=batch["energy"], )
criterion = FastSpeech2Loss(
use_masking=self.use_masking,
use_weighted_masking=self.use_weighted_masking)
l1_loss, duration_loss, pitch_loss, energy_loss = criterion(
after_outs=after_outs,
before_outs=before_outs,
d_outs=d_outs,
p_outs=p_outs,
e_outs=e_outs,
ys=ys,
ds=batch["durations"],
ps=batch["pitch"],
es=batch["energy"],
ilens=batch["text_lengths"],
olens=olens)
loss = l1_loss + duration_loss + pitch_loss + energy_loss
optimizer = self.optimizer
optimizer.clear_grad()
loss.backward()
optimizer.step()
report("train/loss", float(loss))
report("train/l1_loss", float(l1_loss))
report("train/duration_loss", float(duration_loss))
report("train/pitch_loss", float(pitch_loss))
report("train/energy_loss", float(energy_loss))
class FastSpeech2Evaluator(StandardEvaluator):
def __init__(self,
model,
dataloader,
use_masking=False,
use_weighted_masking=False):
super().__init__(model, dataloader)
self.use_masking = use_masking
self.use_weighted_masking = use_weighted_masking
def evaluate_core(self, batch):
before_outs, after_outs, d_outs, p_outs, e_outs, ys, olens = self.model(
text=batch["text"],
text_lengths=batch["text_lengths"],
speech=batch["speech"],
speech_lengths=batch["speech_lengths"],
durations=batch["durations"],
pitch=batch["pitch"],
energy=batch["energy"])
criterion = FastSpeech2Loss(
use_masking=self.use_masking,
use_weighted_masking=self.use_weighted_masking)
l1_loss, duration_loss, pitch_loss, energy_loss = criterion(
after_outs=after_outs,
before_outs=before_outs,
d_outs=d_outs,
p_outs=p_outs,
e_outs=e_outs,
ys=ys,
ds=batch["durations"],
ps=batch["pitch"],
es=batch["energy"],
ilens=batch["text_lengths"],
olens=olens, )
loss = l1_loss + duration_loss + pitch_loss + energy_loss
report("eval/loss", float(loss))
report("eval/l1_loss", float(l1_loss))
report("eval/duration_loss", float(duration_loss))
report("eval/pitch_loss", float(pitch_loss))
report("eval/energy_loss", float(energy_loss))