[ttml2] Use of 'em' units in tts:fontSize on region element is not well defined.

palemieux has just created a new issue for 
https://github.com/w3c/ttml2:

== Use of 'em' units in tts:fontSize on region element is not well 
defined. ==
The resolution to https://github.com/w3c/ttml1/issues/206 needs to be 
implemented here in order to remain compatible with TTML1 documents.

Please view or discuss this issue at 
https://github.com/w3c/ttml2/issues/216 using your GitHub account

Received on Wednesday, 2 November 2016 05:56:09 UTC