ICY is an HTTP-based protocol and header (used by internet radio servers like Icecast and SHOUTcast) embedded within the audio stream. The ICY protocol allows audio players to request metadata which is then inserted into the stream at regular intervals. The client can extract and display this information which can . . . Read more
ID3 is a metadata format that can be used to carry additional information in CMAF and transport streams.
iSAC is a wideband speech codec, developed by Global IP Solutions (GIPS) (later acquired by Google) and is suitable for VoIP applications and streaming audio.
MP3 is a compressed audio file format standardized by MPEG. An MP3 file includes a header, metadata and compressed audio.