Us&#8203;(long&nbsp;preparePositionUs)</pre>
<div class="deprecationBlock"><span class="deprecatedLabel">Deprecated.</span></div>
<div class="block">Overrides the default prepare position at which to prepare the media period. This method must
 be called before <a href="#createPeriod(com.google.android.exoplayer2.source.MediaSource.MediaPeriodId)"><code>createPeriod(MediaPeriodId)</code></a>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>preparePositionUs</code> - The default prep