indicator_public.png" border="0" alt=""> <a href="TImagingJNG_AlphaCompressLevel.html">AlphaCompressLevel</a>&nbsp;</div></td><td class="Element206" valign="top" width="65%">
<div class="Element207">
See ImagingJNGCompressLevel option for details.&nbsp;</div></td></tr><tr>
<td class="Element202" valign="top" width="35%">
<div class="Element203">
<img src="indicator_public.png" border="0" alt=""> <a href="TImagingJNG_AlphaPreFilter.html">AlphaPreFilter</a>&nbsp;</div></td><td class="Element206" valign="top" 