Cv2CopyMakeBorder Method OpenCvSharp Class Library
Forms a border around the image

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

public static void CopyMakeBorder(
	InputArray src,
	OutputArray dst,
	int top,
	int bottom,
	int left,
	int right,
	BorderType borderType,
	Nullable<Scalar> value = null
)

Parameters

src
Type: OpenCvSharp.CPlusPlusInputArray
The source image
dst
Type: OpenCvSharp.CPlusPlusOutputArray
The destination image; will have the same type as src and the size Size(src.cols+left+right, src.rows+top+bottom)
top
Type: SystemInt32
Specify how much pixels in each direction from the source image rectangle one needs to extrapolate
bottom
Type: SystemInt32
Specify how much pixels in each direction from the source image rectangle one needs to extrapolate
left
Type: SystemInt32
Specify how much pixels in each direction from the source image rectangle one needs to extrapolate
right
Type: SystemInt32
Specify how much pixels in each direction from the source image rectangle one needs to extrapolate
borderType
Type: OpenCvSharpBorderType
The border type
value (Optional)
Type: SystemNullableScalar
The border value if borderType == Constant
See Also

Reference