data size would
be 272 x 60 x 31 = 494k.  If you look at the actual AVI stored in Shell32.DLL, you'll 
see it is only 11k in size.  This reduction in size is created by compressing
the file.
</p><p>
There are various forms of compression available, however, they typically fall into
two types:
</p><ol><li><strong>Run Length Encoding</strong><br />
A run-length encoding algorithm looks for runs of pixels with the same value.
Then rather than writing one byte for each pixel, it instead writes out the
value fol