Algorithm to convert RGB to HSV and HSV to RGB?

Question

I'm looking for an efficient C or C++ algorithm that can convert RGB to HSV and vice versa. Thanks

Answer 1

This link has the conversion algorithm, as well as example code in C++

http://en.literateprograms.org/RGB_to_HSV_color_space_conversion_%28C%29

Answer 2

I implemented it using formulas from wikipedia http://en.wikipedia.org/wiki/HSL_and_HSV

Answer 3

This link has formulas for what you want. Then it's a matter of performance (numerical techniques) if you want it fast.