 frame buffer have not changed. </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>TH_EFAULT</em>&nbsp;</td><td><em>_dec</em> or <em>_op</em> was <code>NULL</code>. </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>TH_EBADPACKET</em>&nbsp;</td><td><em>_op</em> does not contain encoded video data. </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>TH_EIMPL</em>&nbsp;</td><td>The video data uses bitstream features which this library does not support. </td></tr>
  </table>
  <