ISSUE-200: need to clarify beginning value of media time as zero [TTML 1.0]

ISSUE-200: need to clarify beginning value of media time as zero [TTML 1.0]

http://www.w3.org/AudioVideo/TT/tracker/issues/200

Raised by: Glenn Adams
On product: TTML 1.0

Received on Wednesday, 13 February 2013 15:21:29 UTC