[imsc] Constrain number of <shadow> values in tts:textShadow

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

== Constrain number of <shadow> values in tts:textShadow ==
The number of `<shadow>` values in `tts:textShadow` is currently unbounded.

Suggest limiting it to 4.

Please view or discuss this issue at https://github.com/w3c/imsc/issues/407 using your GitHub account

Received on Thursday, 28 June 2018 14:31:53 UTC