public enum TwainNoiseFilterMode {
  TWNF_NONE = 0,
  TWNF_AUTO = 1,
  TWNF_LONEPIXEL = 2,
  TWNF_MAJORITYRULE = 3
}

Public Enum TwainNoiseFilterMode
  TWNF_NONE = 0
  TWNF_AUTO = 1
  TWNF_LONEPIXEL = 2
  TWNF_MAJORITYRULE = 3
End Enum