[microformats-discuss] Re: playlist microformat

Tantek Ç elik tantek at cs.stanford.edu
Sun Sep 4 14:39:16 PDT 2005


On 9/3/05 2:55 PM, "Lucas Gonze" <lucas.gonze at gmail.com> wrote:

> On 9/3/05, David Wiley <david.wiley at gmail.com> wrote:
>> I'm very interested in making sure that hPlaylist turns out to be
>> generic enough that I can use it to sequence arbitrary multimedia
>> assets. I'm an instructioinal technologist by trade, and one of the
>> primary jobs of people like me is sequencing instructional units into
>> larger aggregations you might call a lesson. Today there is no simple
>> standard for expressing these sequences. The hPlaylist format will
>> certainly be useful for this if it will support arbitrary media, which
>> at first reading it appears to do.
> 
> As an implementor you're worth your weight in gold, David.

Agreed.


> (N.B.: providing a simple standard for expressing sequences was 100%
> the goal of the XSPF project.)

With all due respect, isn't the problem of "providing a simple standard for
expressing sequences" already solved by XOXO?

E.g.

<ol>
 <li>..</li>
 <li>..</li>
</ol>

?


> Tantek suggests that the next step is filling in the media metadata
> matrix.  I think that's a fine idea, but I'd also like to get to
> application-level functionality sooner rather than later.

Lucas,

Do you think XSPF is a fait acompli?

Do you think that Yahoo will give up on Media RSS and go 100% with XSPF and
the concepts therein?

Do you think Apple will give up on the iTunes podcast RSS extension and go
100% with XSPF and the concepts therein?

I'm not so confident.

Thus I see the harmonization analysis (i.e. filling in the media metadata
matrix) as much more necessary (and useful to making progress) than to
attempt some sort of XSPF vs. Media-RSS vs. iTunes-podcast-RSS fight in the
marketplace of applications/implementations, and my "Who's in?" question was
very much in the context of *doing* that analysis, rather than jumping
straight to implementation anything in particular today.

>>>  * media-info-examples
>>>   - actual examples of media info published on the web today)
>>>  * media-info-formats
>>>   - harmonization/unification of the format listings, analyses and
>>> comparison tables from media-metadata-examples and video-metadata-model)
>>>  * media-info-brainstorming
>>>   - an attempt at documenting the 80/20 of the implicit schema in actual use
>>> on the web today, and some straw proposals for representation (e.g. Lucas'
>>> hPlaylist proposal)
>>> 
>>> Who's in?


Thanks,

Tantek



>> On 9/3/05, Tantek Çelik <tantek at cs.stanford.edu> wrote:
>>> On 9/2/05 2:03 PM, "Lucas Gonze" <lucas.gonze at gmail.com> wrote:
>>> 
>>>> On 9/1/05, Lucas Gonze <lucas.gonze at gmail.com> wrote:
>>>>> XMDP profile for HTML playlists, derived from XSPF:
>>>>>  http://gonze.com/microformats/xspfxmdp.html
>>>>> 
>>>>>  "hPlaylist"
>>>> 
>>>> I have done a bunch of updates on that document to make it correct
>>>> XMDP and, hopefully, a useful spec.  Any ideas on where to take it
>>>> next are welcome.
>>> 
>>> Lucas,
>>> 
>>> This is a wonderful simplification / easily readable description of XSPF.
>>> 
>>> Thanks for taking the time to provide the XMDP/microformat equivalent of
>>> XSPF.  I think this will be very useful for discussions.
>>> 
>>> It might be interesting to add the XSPF field names to in a column in these
>>> tables (which perhaps need to be harmonized into one "media metadata
>>> comparison" table, rather than one specific for podcasts, and one specific
>>> for video):
>>> 
>>> http://microformats.org/wiki/media-metadata-examples#Comparison_Table
>>> 
>>> http://microformats.org/wiki/video-metadata-model#Compatibility_Table
>>> 
>>> 
>>> I know that Lucas, Lisa, Ernie, and Kevin Marks certainly have strong
>>> interests in working on a common vocabulary to describe info about arbitrary
>>> media (music, video, etc.) -- who else is interested in working on this?
>>> 
>>> I'd like to see if we can get some critical mass together to start writing
>>> the necessary research documents:
>>> 
>>>  * media-info-examples
>>>   - actual examples of media info published on the web today)
>>>  * media-info-formats
>>>   - harmonization/unification of the format listings, analyses and
>>> comparison tables from media-metadata-examples and video-metadata-model)
>>>  * media-info-brainstorming
>>>   - an attempt at documenting the 80/20 of the implicit schema in actual use
>>> on the web today, and some straw proposals for representation (e.g. Lucas'
>>> hPlaylist proposal)
>>> 
>>> Who's in?
>>> 
>>> Tantek
>>> 
>>> _______________________________________________
>>> microformats-discuss mailing list
>>> microformats-discuss at microformats.org
>>> http://microformats.org/mailman/listinfo/microformats-discuss
>>> 
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