SDP-US Clarification (8.1.2) - R0045 - usage of @dur
authorGlenn Adams <glenn@skynav.com>
Mon, 24 Sep 2012 11:06:16 +0800
changeset 293f6cb389b32af
parent 292 7eda6fdb7e75
child 294 94e02f131542
SDP-US Clarification (8.1.2) - R0045 - usage of @dur
ttml10-sdp-us/Overview.html
     1.1 --- a/ttml10-sdp-us/Overview.html	Sat Sep 22 14:19:21 2012 +0800
     1.2 +++ b/ttml10-sdp-us/Overview.html	Mon Sep 24 11:06:16 2012 +0800
     1.3 @@ -1351,7 +1351,8 @@
     1.4  <p>Processors MUST support the capability to present documents where the following constraints apply:</p>
     1.5  <p data-transform='constraint'>Timing MUST be expressed in the hh:mm:ss.ms or hh:mm:ss:ff format used in the timeExpression.</p>
     1.6  <p data-transform='constraint'>Timing MUST be expressed in the same format throughout the document.</p>
     1.7 -<p data-transform='constraint'>Durations (dur) SHALL only be used on the span element for Roll-up style content.</p>
     1.8 +<p data-transform='constraint'>Processors MUST support durations (dur) on the p and span elements, and MAY (but need not) support on other element types;
     1.9 +as such, a document SHOULD NOT use a duration on an element type other than p or span.</p>
    1.10  <p data-transform='constraint'>For timing in hh:mm:ss.ms, the following format MUST be used:</p>
    1.11  <ul>
    1.12  <li>Exactly 2 digits MUST be used in each of the hours, minutes, and second components (include leading zeros).</li>