File size: 3,047 Bytes
4f6613a
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
import base64
from pathlib import Path
from typing import Union

from loguru import logger
from natsort import natsorted

AUDIO_EXTENSIONS = {
    ".mp3",
    ".wav",
    ".flac",
    ".ogg",
    ".m4a",
    ".wma",
    ".aac",
    ".aiff",
    ".aif",
    ".aifc",
}

VIDEO_EXTENSIONS = {
    ".mp4",
    ".avi",
}


def audio_to_bytes(file_path):
    if not file_path or not Path(file_path).exists():
        return None
    with open(file_path, "rb") as wav_file:
        wav = wav_file.read()
    return wav


def read_ref_text(ref_text):
    path = Path(ref_text)
    if path.exists() and path.is_file():
        with path.open("r", encoding="utf-8") as file:
            return file.read()
    return ref_text


def list_files(
    path: Union[Path, str],
    extensions: set[str] = None,
    recursive: bool = False,
    sort: bool = True,
) -> list[Path]:
    """List files in a directory.

    Args:
        path (Path): Path to the directory.
        extensions (set, optional): Extensions to filter. Defaults to None.
        recursive (bool, optional): Whether to search recursively. Defaults to False.
        sort (bool, optional): Whether to sort the files. Defaults to True.

    Returns:
        list: List of files.
    """

    if isinstance(path, str):
        path = Path(path)

    if not path.exists():
        raise FileNotFoundError(f"Directory {path} does not exist.")

    files = [file for ext in extensions for file in path.rglob(f"*{ext}")]

    if sort:
        files = natsorted(files)

    return files


def load_filelist(path: Path | str) -> list[tuple[Path, str, str, str]]:
    """
    Load a Bert-VITS2 style filelist.
    """

    files = set()
    results = []
    count_duplicated, count_not_found = 0, 0

    LANGUAGE_TO_LANGUAGES = {
        "zh": ["zh", "en"],
        "jp": ["jp", "en"],
        "en": ["en"],
    }

    with open(path, "r", encoding="utf-8") as f:
        for line in f.readlines():
            splits = line.strip().split("|", maxsplit=3)
            if len(splits) != 4:
                logger.warning(f"Invalid line: {line}")
                continue

            filename, speaker, language, text = splits
            file = Path(filename)
            language = language.strip().lower()

            if language == "ja":
                language = "jp"

            assert language in ["zh", "jp", "en"], f"Invalid language {language}"
            languages = LANGUAGE_TO_LANGUAGES[language]

            if file in files:
                logger.warning(f"Duplicated file: {file}")
                count_duplicated += 1
                continue

            if not file.exists():
                logger.warning(f"File not found: {file}")
                count_not_found += 1
                continue

            results.append((file, speaker, languages, text))

    if count_duplicated > 0:
        logger.warning(f"Total duplicated files: {count_duplicated}")

    if count_not_found > 0:
        logger.warning(f"Total files not found: {count_not_found}")

    return results