ASTDR DeRainbow function

# ASTDR DeRainbow function

  function ASTDR(clip input)
  {
  momask    = input.tweak(sat=1.5).mt_motion(thc2=5,thc1=5,y=3,v=3,u=3)
  momaskinv = momask.Invert().Levels(0,2,255,0,255)

  f_uv = input.DeCross(ThresholdY=15, Noise=100, Margin=1).awarpsharp2(depth=1,chroma=6).hqdn3d(ls=1,lt=2).temporalsoften(2,5,15,3,2).aWarpSharp2(depth=-1,chroma=2)
  filtered_uv=f_uv.MergeLuma(f_uv.blur(0.1)).aWarpSharp2(depth=1,chroma=6).FluxSmoothST(10,10).fft3dfilter(sigma=1,plane=3,degrid=1)

  filtered = mt_merge(filtered_uv, input, momaskinv,y=2,u=3,v=3,luma=true)

  mt_merge(input, filtered, momask.mt_expand(mode="both", y=3,u=3,v=3).mt_inflate(y=3,u=3,v=3),y=2,u=3,v=3)
  }