IplImageNChannels Property OpenCvSharp Class Library
Most of OpenCV functions support 1,2,3 or 4 channels

Namespace:  OpenCvSharp
Assembly:  OpenCvSharp (in OpenCvSharp.dll) Version: 1.0.0.0 (1.0.0.0)
Syntax

public int NChannels { get; }

Property Value

Type: Int32
See Also

Reference