                int&nbsp;nextAdGroupIndex)</pre>
<div class="deprecationBlock"><span class="deprecatedLabel">Deprecated.</span></div>
<div class="block">Creates a media period identifier for the specified clipped period in the timeline.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>periodUid</code> - The unique id of the timeline period.</dd>
<dd><code>windowSequenceNumber</code> - The sequence number of the window in the buffered sequence of
     windows this media period is par