Re: [TTML] survey: TTML document merging

On Wed, Nov 12, 2014 at 11:10 PM, Nigel Megitt <nigel.megitt@bbc.co.uk>
wrote:

> All,
>
>
> Context
> =======
>
> At our F2F in Santa Clara [1] I presented change proposal 25 [2]
> [attachment] concerning how to merge TTML content documents, the
> constraints on those documents to allow them to be merged, the constraints
> on the merge process itself and a root level parameter attribute that can
> be used to disambiguate documents from different combinable groups.
>
> There were three main points from my perspective arising from the
> discussion of this proposal:
>
> 1. I am not the only person who has identified the requirement for merging
> documents. (cf Cyril's point that concatenated TTML files from an MP4 file
> should result in a combined document)
> 2. More consideration was needed for merging mixed content elements.
> 3. We do not currently have consensus to include this application within
> TTML2.
>
> Regarding point 2, I have updated [1] to define how to handle mixed
> content in which character data is interspersed with elements.
>
> To include this transformation scenario within TTML 2 (or any other
> Recommendation) we would need to establish consensus that it is
> appropriate to standardise it. Alternatives would be to publish it as a
> working group Note, for example, or to approach standardisation
> independently via a member submission, or not to publish it at all.
>
>
> Survey
> ======
>
> To proceed with this I have 2 questions:
>
> Q1: Do you have use case(s) for this functionality, either listed so far
> or not? (if so, what?)
>

unknown, but will investigate further;


>
>
> Q2: Please indicate your current level of preference for each of the
> following five options:
> a) inclusion in TTML 2,
>

-1


> b) inclusion in TTML v.next,
>

-1


> c) publication as a Working Group Note,
>

0


> d) submission for inclusion as a deliverable in a possible future Charter,
>

1


> e) no W3C publication of any sort.
>

0


>
> using the fractional scale -1 to +1 where -1 is the only option equivalent
> to a formal 'I couldn't live with this' objection, 0 means 'no
> preference', +1 means 'support' and intermediate values reflect
> intermediate levels of support.
>
> I would like to add this as an agenda topic to our meeting on Thursday
> 20th November, so please respond by end of Wednesday 19th November.
>
>
>
> References
> ==========
>
> [1] http://www.w3.org/2014/10/27-tt-minutes.html#item17
> [2] https://www.w3.org/wiki/TTML/changeProposal025
>
>