ISSUE-325: Add 'prohibited' value to @ttp:validation

Add 'prohibited' value to @ttp:validation

Raised by:
Glenn Adams
Opened on:
Add a 'prohibited' value in order to disable validation on a validating content processor.
Related Actions Items:
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Related emails:
  1. {agenda} TTWG Meeting 25/9/2014 (from on 2014-09-24)
  2. {minutes} TTWG Meeting 24/7/2014 (from on 2014-07-24)
  3. {agenda} TTWG Meeting 24/7/2014 (from on 2014-07-23)
  4. ISSUE-325: Add 'prohibited' value to @ttp:validation [TTML2] (from on 2014-07-17)

Related notes:

In addition, define default @ttp:validationAction for 'prohibited' @ttp:validation is 'ignore'.

Glenn Adams, 17 Jul 2014, 08:41:59

[plh]: the group would like to see use case(s) for this

24 Jul 2014, 14:25:50

Addressed in . A use case is to permit author to intentionally mark that a document should not be validated whether or not it contains a validation error or not. This is effectively the semantic complement of the 'required' value.

Glenn Adams, 21 Sep 2014, 10:03:38

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David Singer <>, Nigel Megitt <>, Chairs, Thierry Michel <>, Philippe Le H├ęgaret <>, Atsushi Shimono <>, Staff Contacts
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