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import mutagen
from mutagen import flac, id3, mp4
from mutagen.id3 import APIC, TALB, TCOM, TCOP, TDRC, TIT2, TOPE, TPE1, TRCK, TSRC, TXXX, USLT
class Metadata:
path_file: str
title: str
album: str
albumartist: str
artists: [str]
copy_right: str
tracknumber: int
discnumber: int
totaldisc: int
totaltrack: int
date: str
composer: [str]
isrc: str
lyrics: str
path_cover: str
cover_data: bytes
album_replay_gain: float
album_peak_amplitude: float
track_replay_gain: float
track_peak_amplitude: float
m: mutagen.mp4.MP4 | mutagen.mp4.MP4 | mutagen.flac.FLAC
def __init__(
self,
path_file: str,
album: str = "",
title: str = "",
artists: str = "",
copy_right: str = "",
tracknumber: int = 0,
discnumber: int = 0,
totaltrack: int = 0,
totaldisc: int = 0,
composer: list[str] | None = None,
isrc: str = "",
albumartist: str = "",
date: str = "",
lyrics: str = "",
cover_data: bytes = None,
album_replay_gain: float = 1.0,
album_peak_amplitude: float = 1.0,
track_replay_gain: float = 1.0,
track_peak_amplitude: float = 1.0,
):
self.path_file = path_file
self.title = title
self.album = album
self.albumartist = albumartist
self.artists = artists
self.copy_right = copy_right
self.tracknumber = tracknumber
self.discnumber = discnumber
self.totaldisc = totaldisc
self.totaltrack = totaltrack
self.date = date
self.composer = composer
self.isrc = isrc
self.lyrics = lyrics
self.cover_data = cover_data
self.album_replay_gain = album_replay_gain
self.album_peak_amplitude = album_peak_amplitude
self.track_replay_gain = track_replay_gain
self.track_peak_amplitude = track_peak_amplitude
self.m: mutagen.mp4.MP4 | mutagen.flac.FLAC | mutagen.mp3.MP3 = mutagen.File(self.path_file)
def _cover(self) -> bool:
result: bool = False
if self.cover_data:
if isinstance(self.m, mutagen.flac.FLAC):
flac_cover = flac.Picture()
flac_cover.type = id3.PictureType.COVER_FRONT
flac_cover.data = self.cover_data
flac_cover.mime = "image/jpeg"
self.m.clear_pictures()
self.m.add_picture(flac_cover)
elif isinstance(self.m, mutagen.mp3.MP3):
self.m.tags.add(APIC(encoding=3, data=self.cover_data))
elif isinstance(self.m, mutagen.mp4.MP4):
cover_mp4 = mp4.MP4Cover(self.cover_data)
self.m.tags["covr"] = [cover_mp4]
result = True
return result
def save(self):
if not self.m.tags:
self.m.add_tags()
if isinstance(self.m, mutagen.flac.FLAC):
self.set_flac()
elif isinstance(self.m, mutagen.mp3.MP3):
self.set_mp3()
elif isinstance(self.m, mutagen.mp4.MP4):
self.set_mp4()
self._cover()
self.m.save()
return True
def set_flac(self):
self.m.tags["TITLE"] = self.title
self.m.tags["ALBUM"] = self.album
self.m.tags["ALBUMARTIST"] = self.albumartist
self.m.tags["ARTIST"] = self.artists
self.m.tags["COPYRIGHT"] = self.copy_right
self.m.tags["TRACKNUMBER"] = str(self.tracknumber)
self.m.tags["TRACKTOTAL"] = str(self.totaltrack)
self.m.tags["DISCNUMBER"] = str(self.discnumber)
self.m.tags["DISCTOTAL"] = str(self.totaldisc)
self.m.tags["DATE"] = self.date
self.m.tags["COMPOSER"] = ", ".join(self.composer) if self.composer else ""
self.m.tags["ISRC"] = self.isrc
self.m.tags["LYRICS"] = self.lyrics
self.m.tags["REPLAYGAIN_ALBUM_GAIN"] = str(self.album_replay_gain)
self.m.tags["REPLAYGAIN_ALBUM_PEAK"] = str(self.album_peak_amplitude)
self.m.tags["REPLAYGAIN_TRACK_GAIN"] = str(self.track_replay_gain)
self.m.tags["REPLAYGAIN_TRACK_PEAK"] = str(self.track_peak_amplitude)
def set_mp3(self):
# ID3 Frame (tags) overview: https://exiftool.org/TagNames/ID3.html / https://id3.org/id3v2.3.0
# Mapping overview: https://docs.mp3tag.de/mapping/
self.m.tags.add(TIT2(encoding=3, text=self.title))
self.m.tags.add(TALB(encoding=3, text=self.album))
self.m.tags.add(TOPE(encoding=3, text=self.albumartist))
self.m.tags.add(TPE1(encoding=3, text=self.artists))
self.m.tags.add(TCOP(encoding=3, text=self.copy_right))
self.m.tags.add(TRCK(encoding=3, text=str(self.tracknumber)))
self.m.tags.add(TRCK(encoding=3, text=self.discnumber))
self.m.tags.add(TDRC(encoding=3, text=self.date))
self.m.tags.add(TCOM(encoding=3, text=", ".join(self.composer) if self.composer else ""))
self.m.tags.add(TSRC(encoding=3, text=self.isrc))
self.m.tags.add(USLT(encoding=3, lang="eng", desc="desc", text=self.lyrics))
self.m.tags.add(TXXX(encoding=3, desc="REPLAYGAIN_ALBUM_GAIN", text=str(self.album_replay_gain)))
self.m.tags.add(TXXX(encoding=3, desc="REPLAYGAIN_ALBUM_PEAK", text=str(self.album_peak_amplitude)))
self.m.tags.add(TXXX(encoding=3, desc="REPLAYGAIN_TRACK_GAIN", text=str(self.track_replay_gain)))
self.m.tags.add(TXXX(encoding=3, desc="REPLAYGAIN_TRACK_PEAK", text=str(self.track_peak_amplitude)))
def set_mp4(self):
self.m.tags["\xa9nam"] = self.title
self.m.tags["\xa9alb"] = self.album
self.m.tags["aART"] = self.albumartist
self.m.tags["\xa9ART"] = self.artists
self.m.tags["cprt"] = self.copy_right
self.m.tags["trkn"] = [[self.tracknumber, self.totaltrack]]
self.m.tags["disk"] = [[self.discnumber, self.totaldisc]]
# self.m.tags['\xa9gen'] = self.genre
self.m.tags["\xa9day"] = self.date
self.m.tags["\xa9wrt"] = ", ".join(self.composer) if self.composer else ""
self.m.tags["\xa9lyr"] = self.lyrics
self.m.tags["isrc"] = self.isrc
self.m.tags["----:com.apple.iTunes:REPLAYGAIN_ALBUM_GAIN"] = str(self.album_replay_gain).encode("utf-8")
self.m.tags["----:com.apple.iTunes:REPLAYGAIN_ALBUM_PEAK"] = str(self.album_peak_amplitude).encode("utf-8")
self.m.tags["----:com.apple.iTunes:REPLAYGAIN_TRACK_GAIN"] = str(self.track_replay_gain).encode("utf-8")
self.m.tags["----:com.apple.iTunes:REPLAYGAIN_TRACK_PEAK"] = str(self.track_peak_amplitude).encode("utf-8")
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