GitHub - wapmorgan/Mp3Info: The fastest PHP library to extract mp3 meta information (duration, bitrate, samplerate and so on) and tags (id3v1, id3v2).
Bad media info for MP3 encoded audio -- garbage characters after "LAME3.10" · Issue #5393 · HandBrake/HandBrake · GitHub
Unacceptably low audio bitrate when saving audio as MP4 or Youtube. - WavePad - NCH Software User Community Public Forums
![How do I reliably find the start/end of an MP3 audio frame without decoding it? - Signal Processing Stack Exchange How do I reliably find the start/end of an MP3 audio frame without decoding it? - Signal Processing Stack Exchange](https://i.stack.imgur.com/54afk.png)