* commit '70d7522e9f25f80f528d9737fa67976eacb24afd': Do not enforce the rule in MP3Extractor that all audio frames in an mp3 file must have the same mode
* commit '70d7522e9f25f80f528d9737fa67976eacb24afd': Do not enforce the rule in MP3Extractor that all audio frames in an mp3 file must have the same mode