[default]
  //filter:  id=rgb           module="rgb_scale.vdf"     name="rgb scale"
  filter:  id="rgb levels"  module="rgb_levels.vdf"     name="rgb levels"
  filter:  id="6-axis"      module="sixaxis.vdf"        name="6-axis color correction"
  //filter:  id=levels        name="levels"
  //filter:  id=contrast      name="brightness/contrast"
  //filter:  id=hsv           name="HSV adjust"
  filter:  id=blur          module="blur.vdf"          name="Gauss blur"    empty_param={ Config(0) }
  filter:  id=unsharp       module="blur.vdf"          name="Unsharp mask"  empty_param={ Config(0,256,0) }
  filter:  id=sharpen       name="sharpen"

