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CvInvokeLogPolar Method
http://www.emgu.com
The function emulates the human "foveal" vision and can be used for fast scale and rotation-invariant template matching, for object tracking etc.

Namespace: Emgu.CV
Assembly: Emgu.CV.World (in Emgu.CV.World.dll) Version: 3.1.0.2282 (3.1.0.2282)
Syntax
public static void LogPolar(
	IInputArray src,
	IOutputArray dst,
	PointF center,
	double M,
	Inter interpolationType = Inter.Linear,
	Warp warpType = Warp.FillOutliers
)

Parameters

src
Type: Emgu.CVIInputArray
Source image
dst
Type: Emgu.CVIOutputArray
Destination image
center
Type: System.DrawingPointF
The transformation center, where the output precision is maximal
M
Type: SystemDouble
Magnitude scale parameter
interpolationType (Optional)
Type: Emgu.CV.CvEnumInter
Interpolation method
warpType (Optional)
Type: Emgu.CV.CvEnumWarp
warp method
See Also