ParakeetRebeccaRosario/examples/speedyspeech/baker/batch_fn.py

43 lines
1.6 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.
import numpy as np
from parakeet.data.batch import batch_sequences
def collate_baker_examples(examples):
# fields = ["phones", "tones", "num_phones", "num_frames", "feats", "durations"]
phones = [np.array(item["phones"], dtype=np.int64) for item in examples]
tones = [np.array(item["tones"], dtype=np.int64) for item in examples]
feats = [np.array(item["feats"], dtype=np.float32) for item in examples]
durations = [
np.array(item["durations"], dtype=np.int64) for item in examples
]
num_phones = np.array([item["num_phones"] for item in examples])
num_frames = np.array([item["num_frames"] for item in examples])
phones = batch_sequences(phones)
tones = batch_sequences(tones)
feats = batch_sequences(feats)
durations = batch_sequences(durations)
batch = {
"phones": phones,
"tones": tones,
"num_phones": num_phones,
"num_frames": num_frames,
"feats": feats,
"durations": durations,
}
return batch