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- # Copyright (c) 2021-2022, NVIDIA CORPORATION. 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 argparse
- from ast import literal_eval
- def parse_hifigan_args(parent, add_help=False):
- """
- Parse model specific commandline arguments.
- """
- parser = argparse.ArgumentParser(parents=[parent], add_help=add_help,
- allow_abbrev=False)
- hfg = parser.add_argument_group('HiFi-GAN generator parameters')
- hfg.add_argument('--upsample_rates', default=[8, 8, 2, 2],
- type=literal_eval_arg,
- help='Upsample rates')
- hfg.add_argument('--upsample_kernel_sizes', default=[16, 16, 4, 4],
- type=literal_eval_arg,
- help='Upsample kernel sizes')
- hfg.add_argument('--upsample_initial_channel', default=512, type=int,
- help='Upsample initial channel')
- hfg.add_argument('--resblock', default='1', type=str,
- help='Resblock module version')
- hfg.add_argument('--resblock_kernel_sizes', default=[3, 7, 11],
- type=literal_eval_arg,
- help='Resblock kernel sizes')
- hfg.add_argument('--resblock_dilation_sizes', type=literal_eval_arg,
- default=[[1, 3, 5], [1, 3, 5], [1, 3, 5]],
- help='Resblock dilation sizes'),
- hfg = parser.add_argument_group('HiFi-GAN discriminator parameters')
- hfg.add_argument('--mpd_periods', default=[2, 3, 5, 7, 11],
- type=literal_eval_arg,
- help='Periods of MultiPeriodDiscriminator')
- hfg.add_argument('--concat_fwd', action='store_true',
- help='Faster Discriminators (requires more GPU memory)')
- hfg.add_argument('--hifigan-config', type=str, default=None, required=False,
- help='Path to a HiFi-GAN config .json'
- ' (if provided, overrides model architecture flags)')
- return parser
- def literal_eval_arg(val):
- try:
- return literal_eval(val)
- except SyntaxError as e: # Argparse does not handle SyntaxError
- raise ValueError(str(e)) from e
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