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78 lines
2.5 KiB
Python
78 lines
2.5 KiB
Python
# Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import argparse
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from nemo.collections.audio.data.audio_to_audio_lhotse import convert_manifest_nemo_to_lhotse
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def parse_args():
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parser = argparse.ArgumentParser(
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description="Convert an audio-to-audio manifest from NeMo format to Lhotse format. "
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"This step enables the use of Lhotse datasets for audio-to-audio processing. "
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)
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parser.add_argument("input", help='Path to the input NeMo manifest.')
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parser.add_argument(
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"output", help="Path where we'll write the output Lhotse manifest (supported extensions: .jsonl.gz and .jsonl)"
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)
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parser.add_argument(
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"-i",
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"--input_key",
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default="audio_filepath",
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help="Key of the input recording, mapped to Lhotse's 'Cut.recording'.",
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)
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parser.add_argument(
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"-t",
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"--target_key",
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default="target_filepath",
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help="Key of the target recording, mapped to Lhotse's 'Cut.target_recording'.",
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)
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parser.add_argument(
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"-r",
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"--reference_key",
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default="reference_filepath",
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help="Key of the reference recording, mapped to Lhotse's 'Cut.reference_recording'.",
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)
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parser.add_argument(
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"-e",
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"--embedding_key",
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default="embedding_filepath",
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help="Key of the embedding, mapped to Lhotse's 'Cut.embedding_vector'.",
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)
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parser.add_argument(
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"-a",
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"--force_absolute_paths",
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action='store_true',
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default=False,
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help="Force absolute paths in the generated manifests.",
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)
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return parser.parse_args()
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def main():
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args = parse_args()
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convert_manifest_nemo_to_lhotse(
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input_manifest=args.input,
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output_manifest=args.output,
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input_key=args.input_key,
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target_key=args.target_key,
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reference_key=args.reference_key,
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embedding_key=args.embedding_key,
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force_absolute_paths=args.force_absolute_paths,
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)
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if __name__ == "__main__":
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main()
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