odes 2, 3, 4, and 32771),
<LI>the Macintosh PackBits algorithm (compression 32773),
<LI>a 4-bit run-length encoding scheme from ThunderScan (compression 32809),
<LI>a 2-bit encoding scheme used by NeXT (compression 32766), and
<LI>two experimental schemes intended for images with high dynamic range
(compression 34676 and 34677).
</UL>

<P>

To override the default compression behaviour define
<TT>COMPRESSION_SUPPORT</TT> and then one or more additional defines
to enable configuration of the appropriate code