proceduretype arturo channelscale 4 1 1 1 1 channeltranslate 4 0 0 0 0 distort 2 arturowidth 16 arturoheight 16 distortionamplitude 16 speed 2 defaultheight 16 defaultwidth 16 downsamplemin 0 downsamplemax 2 alphamean 0.999