3-strip Technicolor!

function Technicolor(clip c, float "contrast")
{
  contrast = Default(contrast, 1.0)
  red_matte   = c.ChannelMixer(100, -50, -50, 100, -50, -50, 100, -50, -50).Invert()
  green_matte = c.ChannelMixer(-50, 100, -50, -50, 100, -50, -50, 100, -50).Invert()
  blue_matte  = c.ChannelMixer(-50, -50, 100, -50, -50, 100, -50, -50, 100).Invert()
  red   = c.Overlay(green_matte, mode="multiply").Overlay(blue_matte, mode="multiply")
  green = c.Overlay(red_matte, mode="multiply").Overlay(blue_matte, mode="multiply")
  blue  = c.Overlay(red_matte, mode="multiply").Overlay(green_matte, mode="multiply")
  return MergeRGB(red, green, blue).ConvertToYUY2(matrix="rec709").Tweak(cont=contrast).ConvertToRGB32(matrix="rec709")
}