[ttml2] Pull Request: Add features for standard and high dynamic range PNG images (#694, #6…

skynavga has just submitted a new pull request for https://github.com/w3c/ttml2:

== Add features for standard and high dynamic range PNG images (#694, #6… ==
…95).

Closes #694.
Closes #695.

See https://github.com/w3c/ttml2/pull/770

Received on Friday, 18 May 2018 00:19:56 UTC