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Return the particular element of single-channel array. If the array has multiple channels, runtime error is raised. Note that cvGet*D function can be used safely for both single-channel and multiple-channel arrays though they are a bit slower.

Namespace: Emgu.CV
Assembly: Emgu.CV (in Emgu.CV.dll) Version: 2.3.0.1416 (2.3.0.1416)

Syntax

C#
public static double cvGetReal1D(
	IntPtr arr,
	int idx0
)
Visual Basic
Public Shared Function cvGetReal1D ( _
	arr As IntPtr, _
	idx0 As Integer _
) As Double
Visual C++
public:
static double cvGetReal1D(
	IntPtr arr, 
	int idx0
)

Parameters

arr
Type: System..::..IntPtr
Input array. Must have a single channel
idx0
Type: System..::..Int32
The first zero-based component of the element index

Return Value

the particular element of single-channel array

See Also