getColorBoundsRect

Hi Everyone,

I have a question. I have a BitmapData with 2 red circles. I want to find the rectangle area or each circle. If i use **getColorBoundsRect ** I get the smallest area enclosed by the 2 circles.

How can i go about this and get individual area of the circles?
below is a diagram i created to better explain my question

previously this question was asked before but don’t quite understand
how the provided solution solved the problem.
http://www.kirupa.com/forum/showthread.php?324586-Question-to-getColorBoundsRect

hope someone here can shed some light for me. Thanks a million.