[ActionScript 3.0] 亮度、对比度、饱和度、色相的调整
import fl.motion.ColorMatrix; import flash.filters.ColorMatrixFilter; //**调整亮度**// var ld_Matrix:ColorMatrix=new ColorMatrix(); var ld_Filter:ColorMatrixFilter=new ColorMatrixFilter(); ld_Matrix.SetBrightnessMatrix(100); //设置亮度值,值的大小是 -255--255 0为中间值,向右为亮向左为暗。 ld_Filter.matrix = ld_Matrix.GetFlatArray(); ld_MC.filters = [ld_Filter]; //ld_MC.filters = [];//去除滤镜 //**调整对比度**// var db_Matrix:ColorMatrix=new ColorMatrix(); var db_Filter:ColorMatrixFilter=new ColorMatrixFilter(); db_Matrix.SetContrastMatrix(255); //设置对比度值,值的大小是 -255--255 127.5为中间值,向右对比鲜明向左对比偏暗。 db_Filter.matrix = db_Matrix.GetFlatArray(); db_MC.filters = [db_Filter]; //db_MC.filters = [];//去除滤镜 //**调整饱和度**// var bh_Matrix:ColorMatrix=new ColorMatrix(); var bh_Filter:ColorMatrixFilter=new ColorMatrixFilter(); bh_Matrix.SetSaturationMatrix(0); //设置饱和度值,值的大小是 -255--255 1为中间值,0为灰度值(即黑白相片)。 bh_Filter.matrix = bh_Matrix.GetFlatArray(); bh_MC.filters = [bh_Filter]; //bh_MC.filters = [];//去除滤镜 //**调整色相**// var sx_Matrix:ColorMatrix=new ColorMatrix(); var sx_Filter:ColorMatrixFilter=new ColorMatrixFilter(); sx_Matrix.SetHueMatrix(1); //设置色相值,值的大小是 -255--255 0为中间值,向右向左一试便知。 sx_Filter.matrix = sx_Matrix.GetFlatArray(); sx_MC.filters = [sx_Filter]; //sx_MC.filters = [];//去除滤镜
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