AS3.0 图片变黑白 图片彩色变黑白代码

AS3.0 图片变黑白 图片彩色变黑白代码
   import flash.filters.ColorMatrixFilter;//导入色彩滤镜
   var matrix:Array = [ 0.5,0.5,0.082,0,0,0.5,0.5,0.082,0,0,0.5,0.5,0.082,0,0,0,0,0,1,0 ];//定义色彩数组
   var colorMat:ColorMatrixFilter = new ColorMatrixFilter(matrix);//创建滤镜对象
   //添加鼠标事件
   image_mc.addEventListener(MouseEvent.MOUSE_OVER,over);
   image_mc.addEventListener(MouseEvent.MOUSE_OUT,out);
   image_mc.filters = [colorMat];

   function over(e:MouseEvent):void{
      image_mc.filters = [];
   }

   function out(e:MouseEvent):void{
      image_mc.filters = [colorMat]; 
   }</div>

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