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Sets the channel of interest to a given value. Value 0 means that all channels are selected, 1 means that the first channel is selected etc. If ROI is NULL and coi != 0, ROI is allocated.

Namespace: Emgu.CV
Assembly: Emgu.CV (in Emgu.CV.dll) Version: 2.4.2.1777 (2.4.2.1777)

Syntax

C#
public static void cvSetImageCOI(
	IntPtr image,
	int coi
)
Visual Basic
Public Shared Sub cvSetImageCOI ( _
	image As IntPtr, _
	coi As Integer _
)
Visual C++
public:
static void cvSetImageCOI(
	IntPtr image, 
	int coi
)

Parameters

image
Type: System..::..IntPtr
Image header
coi
Type: System..::..Int32
Channel of interest starting from 1. If 0, the COI is unset.

See Also