>> Brian Paul <[EMAIL PROTECTED]> writes:

 > to a simple integer divide.

 That's the point.  You are comparing it with a truncated result.  I'm
 comparing it with x/255 computed in floating point and rounded up.

 >       int d0 = i / 255;

 change that to (int)((float)i / 255. + 0.5)

-- 
Marcelo

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