Remove whitespace/margins from bitmap

[bbegley]

Is there a way to detect where the last non-white pixel is both vertically and horizontally, and save the bitmap to that size? Can I copy it line for line with a stream (I've never worked directly with streams)? Brian
"There are 2 kinds of people in the world, those that divide people into two groups and those that don't. I belong to the second group." - tag line I stole