[Playlist] Getting additional fields added to XSPF?

Lucas Gonze lucas at gonze.com
Tue Feb 25 15:11:41 UTC 2020

There is also DDEX, which has detailed metadata but does not do playlists.
It might be practical to namespace it in.

Nick, are you aware of applications for this metadata?


On Tue, Feb 25, 2020 at 2:55 AM Nicholas Humfrey <njh at aelius.com> wrote:

> Hi!
> Section 3.2 of the XSPF specification states:
> "The function of a playlist is not to communicate metadata about the
> composer, song title, etc. Metadata is hard and there are many providers
> already. We decided that we couldn't compete, and that there was no need
> for us to try. Moreover, good metadata does not travel well — every user
> has to recreate it. Metadata should come from external sources and
> namespaces like MusicBrainz or Gracenote; this what the XSPF link and
> meta elements are for."
> However after stating that, the XSPF does support quite a few different
> fields, communicating quite a lot of different types of information.
> One area that it doesn't cover is contributors. I suspect the the
> 'creator' field was deliberately vague, so that it can be used flexibly
> for Composer, Performer, Spoken Word etc... but it would be really
> useful, if it was possible to describe contributors better.
> Is there any appetite for extending XSPF?
> Alternatively, can anyone suggest a music metadata standard, for
> exchanging metadata as a file, that is better suited to this task?
> The ones I am aware of are:
> - the Music Ontology
> - DDeX
> Is there anything else I have missed?  MusicBrainz provides a mechanism
> for querying for music metadata, but it does not specify an exchange
> format.
> nick.
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