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.

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