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In light of #310, #193, #303, #308 and #309, I suggest that the temporal activity and timing semantics of TTML1 be clarified through the explicit algorithm below.
The proposed algorithm is intended…
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As it appears some member objects to using SVG as an example rendering, and wishes to use PNG instead. I believe it is appropriate to remove the TTPE specific renderings (i.e., expectation archives), …
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Define HTML5 mapping using CP5 [1] as an outline.
[1] https://www.w3.org/wiki/TTML/changeProposal005
(raised by Glenn Adams on 2015-01-14)
From tracker issue http://www.w3.org/AudioVideo/TT/tracker/…
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At present, no least upper bound (supremum) is defined by any of the #time* feature designators; rather, they say "all values", which effectively translates to a requirement for arbitrary bignums. It …
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The use of forward and backward in sections 3.4.[12] appears to be inconsistent (and **_inverted_**) with respect to common usage. I propose an editorial change as follows:
- change _Forward Compat…
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This is a comment from the i18n WG, however we recognise that it comes late in the process for 2nd Edition, so we recommend that if it is not fixable before your transition, you consider it when you s…
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See w3c/dapt#164 - metadata elements whose content is specified _only_ as `#PCDATA` cannot contain markup, yet it would be an improvement to permit it, for internationalisation. It is possible to use …
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Per https://github.com/tobie/specref/issues/463, I suggest considering moving (Third Edition) to a subtitle
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https://www.w3.org/TR/2018/CR-ttml1-20180809/
See
https://lists.w3.org/Archives/Team/w3t-comm/2018Aug/0003.html
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@mikedo and I were discussing (my alleged) lack of specificity in the standards about whether the IMSC1 document is or is not required/recommended to keep captions within the safe title area or not. …