        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Set the playback state. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">playback</td><td>Pointer to the playback object. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">callback</td><td>Playback status callback function. </td></tr>
    <tr><td cla