settings
  saturation: 2.0
  hue:        0.0
  contrast:   1.0
  brightness: 1.0
  // Standard
  gamma:      2.2
  // Color emulation
  //gamma:      1.8
input
  // Using linear filtering is not safe because of pre-blurred chroma and luma.
  filter: nearest
  wrap: border
program
  fragment: famicom.fs