On Sun, Apr 23, 2017 at 5:58 PM, Andy Valencia <ajv-cautzeamp...@vsta.org> wrote: > === Dynamic versus static metadata > > Pretty much all audio formats have at least one metadata format. While > some apparently can embed them at time points, this is not used by any > players I can find. The Icecast/Streamcast "metastream" format is the > only technique I've ever encountered. The industry is quickly shifting > to the so-called "Shoutcast v2" format due to: > https://forums.developer.apple.com/thread/66586 > > Metadata formats as applied to static information are, of course, of > great interest. Any dynamic technique should fit into the existing > approach.
There are lots of models for dynamic metadata - look at soundcloud comments at times, youtube captions and overlays, Historically there have been chapter list markers in MPEG, QuickTime and mpeg4 (m4a, m4v) files too.
