[Inet_PC]

Или вот так например:

public static var bwcm: ColorMatrixFilter = new ColorMatrixFilter(
[0.3086, 0.6094, 0.0820, 0, 0, 
 0.3086, 0.6094, 0.0820, 0, 0, 
 0.3086, 0.6094, 0.0820, 0, 0, 
         0,        0,        0, 1, 0]) ;
spr.filters = [bwcm];