#!/usr/bin/env python3
# Copyright    2023  Xiaomi Corp.        (authors: Zengwei Yao)
#
# See ../../../../LICENSE for clarification regarding multiple authors
#
# 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.

"""
This file displays duration statistics of utterances in a manifest.
You can use the displayed value to choose minimum/maximum duration
to remove short and long utterances during the training.

See the function `remove_short_and_long_utt()` in vits/train.py
for usage.
"""


from lhotse import load_manifest_lazy


def main():
    path = "./data/spectrogram/ljspeech_cuts_all.jsonl.gz"
    cuts = load_manifest_lazy(path)
    cuts.describe()


if __name__ == "__main__":
    main()

"""
Cut statistics:
    ╒═══════════════════════════╤══════════╕
    │ Cuts count:               │ 13100    │
    ├───────────────────────────┼──────────┤
    │ Total duration (hh:mm:ss) │ 23:55:18 │
    ├───────────────────────────┼──────────┤
    │ mean                      │ 6.6      │
    ├───────────────────────────┼──────────┤
    │ std                       │ 2.2      │
    ├───────────────────────────┼──────────┤
    │ min                       │ 1.1      │
    ├───────────────────────────┼──────────┤
    │ 25%                       │ 5.0      │
    ├───────────────────────────┼──────────┤
    │ 50%                       │ 6.8      │
    ├───────────────────────────┼──────────┤
    │ 75%                       │ 8.4      │
    ├───────────────────────────┼──────────┤
    │ 99%                       │ 10.0     │
    ├───────────────────────────┼──────────┤
    │ 99.5%                     │ 10.1     │
    ├───────────────────────────┼──────────┤
    │ 99.9%                     │ 10.1     │
    ├───────────────────────────┼──────────┤
    │ max                       │ 10.1     │
    ├───────────────────────────┼──────────┤
    │ Recordings available:     │ 13100    │
    ├───────────────────────────┼──────────┤
    │ Features available:       │ 13100    │
    ├───────────────────────────┼──────────┤
    │ Supervisions available:   │ 13100    │
    ╘═══════════════════════════╧══════════╛
"""