-(void)cornerRadiusWithRoundingCorners:(UIRectCorner)rounded cornerRadii:(float)corner{

    UIBezierPath *maskPath = [UIBezierPath bezierPathWithRoundedRect:self.bounds byRoundingCorners:rounded cornerRadii:CGSizeMake(corner, corner)];

     CAShapeLayer*maskLayer = [[CAShapeLayeralloc]init];

     maskLayer.frame=self.bounds;

     maskLayer.path= maskPath.CGPath;

     self.layer.mask= maskLayer;

}