Fastest RGB blend 24 bits

Shared Code
#1 
public int blend(int color1,int color2, int factor)
{
 int f1=256-factor;
 return (   (  ( (c1&0xFF00FF)*f1 + (c2&0xFF00FF)*factor )  &0xFF00FF00  )  | (   ( (c1&0x00FF00)*f1 + (c2&0x00FF00)*factor )  &0x00FF0000  )   ) >>>8;
}