table>
<table cellspacing="5" cellpadding="0" border="0">
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
<dl compact><dt><b>Returns:</b></dt><dd>True if x is not <a class="el" href="group__IMG__BASIC__API.html#gb6cb72ab86f5b0cd8eb4b9ca62ab3246">IMG_Invalid()</a></dd></dl>
<dl compact><dt><b>Availability:</b></dt><dd><b>Mode:</b> JIT &amp; Probe<br>
 <b>O/S</b>: Linux, Windows &amp; MacOS<br>
 <b>CPU:</b> All<br>
 </dd></dl>
    </td>
  </tr>
</table>
<hr size="1"><address style="align: right;"><small>