[ttml1] Clarify default value of blur radius

palemieux has just created a new issue for https://github.com/w3c/ttml1:

== Clarify default value of blur radius ==
The default value of blur radius is not specified. It should be clarified to be zero.

Please view or discuss this issue at https://github.com/w3c/ttml1/issues/351 using your GitHub account

Received on Friday, 27 April 2018 23:49:32 UTC