discussion of the Creative Commons Metadata work

[Mike Linksvayer <ml AT creativecommons.org>]

Mike Linksvayer wrote:
> Lucas Gonze wrote:
> > It strikes me that it would be very convenient to have CC tagging 
> > incorporated in the standard tagging tools.  id3tag, mpginfo, etc.
>
> Good idea.  I encourage someone to do it. :-)

Some further thoughts extracted from a convesation Lucas and I had that 
someone might find useful here:

Mike Linksvayer wrote:
> Lucas Gonze wrote:
>> The two tools that matter the most are libmad and id3lib.  Most other
>> packages are built on those.
>
> I don't think I'd even heard of libmad, don't know how I missed it.
> Anyway, I've thought through this a little now --
>
> So "CC tagging" basically involves the following:
>
> - taking minimally three inputs
>   - artist name
>   - license uri
>   - metadata uri
> - composing inputs into a sentence
> - embedding sentence into TCOP (in case of mp3/id3)
> - hashing file post-embedding
> - generate some RDF including statement that resource
>   identified by above hash is licensed under above
>   license uri
>
> I'm skeptical that all this is appropriate for an id3 library, it really
> sounds like an application layer above.  There are unfortunately issues
> that need to be dealt with that ought to be dealt with at the id3
> library layer that aren't necessarily, e.g., upgrading id3v2.2 (written
> by iTunes for who knows what reason) to id3v2.3.  I suspect that
> something like CC tagging libraries for libmad and id3lib might be
> appropriate, or a library that can be built with either.
>
> I'm also a little bit worried that CC tagging is not quite a match for
> generic ID3 tagging tools, as the latter, AFAIK, are mostly used for
> tagging collections of stuff that the user didn't create.  It seems like
> a tiny fraction of users of these programs could make use of CC
> features.  For mp3 tagging, my feeling is it would be better to improve
> Nathan's dedicated CC mp3 tool than to get CC tagging into as many
> taggers is possible.  In contrast, I'd love to get CC tagging into apps
> that are creation-centric, e.g., Audacity and Ardour for audio.

--
  Mike Linksvayer
  http://creativecommons.org/learn/aboutus/people#21