Emgu CV Library Documentation
SubR Method (val)
NamespacesEmgu.CVImage<(Of <(TColor, TDepth>)>)SubR(TColor)

www.emgu.com/wiki
result = val - this
Declaration Syntax
C#Visual BasicVisual C++
public Image<TColor, TDepth> SubR(
	TColor val
)
Public Function SubR ( _
	val As TColor _
) As Image(Of TColor, TDepth)
public:
Image<TColor, TDepth>^ SubR(
	TColor val
)
Parameters
val (TColor)
the value which subtract this image
Return Value
val - this

Assembly: Emgu.CV (Module: Emgu.CV) Version: 1.5.0.0 (1.5.0.0)