4"></A>
<B>:init</B> <EM>w h &amp;optional imgvec </EM>[method]

<DL COMPACT>
<DT> 
<DD> 
initializes a pixel-image object to have <EM>w</EM> width and <EM>h</EM> height.

</DD>
</DL>
<BR>
<BR>

<A NAME="39506"></A>
<B>:amplify</B> <EM>rate &amp;optional (result (send self :duplicate) </EM>[method]

<DL COMPACT>
<DT> 
<DD> 
multiplies <EM>rate</EM> to each pixel value.
</DD>
</DL>
<BR>
<BR>

<A NAME="39517"></A>
<B>:compress-gray-scale</B> <EM>levels &amp;optional result  &amp;aux pict2 </EM>[method]

<DL C