Re: [blink-dev] WebVTT vs TTML Features

On Mon, Dec 9, 2013 at 6:54 AM, Nigel Megitt <nigel.megitt@bbc.co.uk> wrote:

> >How many of these 114 features are actually in use in the wild? WebVTT
> >has a strong drive to only support features that are motivated by a
> >use case. If any of these features are necessary, WebVTT can be
> >extended to support them. Some of them (like the 'padding' above)
> >would be fixed simply by adding the feature to the list of supported
> >CSS properties, which takes less than 5min to fix. It would be best
> >for us to find this out before we freeze the spec. Any input on use
> >cases would be welcome.
>
> Considering the amount of scrutiny and effort that's been put into
> developing TTML over many years it's safest to assume that all of the
> features have a use case/requirement within the overall scope of
> requirements rather than starting from the opposite perspective. Different
> subsets of these features may be needed for different parts of the entire
> author->audience workflow.



I would hope that the amount of scrutiny and effort that has gone in would
make it easy to respond to this request, since you would know where the
features are needed, hence where to look for the examples.