AACをFLACに変換
AAC音声をFLACに変換すれば、可逆音質のまま保存できます。
変換元
To
AAC
Raw AAC audio — MP3's successor, used in streaming and broadcasting. Efficient, but fewer apps open bare AAC files.
FLAC
Lossless compressed audio — CD quality at roughly half the size of WAV. The archival format of choice for music collections.