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Invoke.DetectCalibrationGrid_Circles

Detects an arbitrary size symmetric circle pattern on the image.

Namespace:Avl
Assembly:AvlNet.dll

Syntax

C++
C#
 
public static void DetectCalibrationGrid_Circles
(
	Avl.Image inImage,
	Optional<Avl.Region> inRoi,
	float inCircleRadius,
	float inCircleDetectionThreshold,
	Avl.Polarity inCirclePolarity,
	List<Avl.AnnotatedPoint2D> outImageGrid,
	Diagnostic<Avl.Region> diagCirclesRegion,
	Diagnostic<List<Avl.Point2D>> diagCircleCandidates
)

Parameters

Name Type Range Default Description
inImageAvl.ImageInput image.
inRoiAtl.Optional<Avl.Region>Range of pixels to be processed. Default value: atl::NIL.
inCircleRadiusfloat<1.0f, INF>Circle radius measured in input image pixels.
inCircleDetectionThresholdfloat<0.0f, INF>20.0fDetection threshold (relative to local image patch). Default value: 20.0f.
inCirclePolarityAvl.PolarityAnyCircle intensity with respect to background. Default value: Any.
outImageGridSystem.Collections.Generic.List<Avl.AnnotatedPoint2D>Detected grid.
diagCirclesRegionAvl.Diagnostic<Avl.Region>Image after thresholding, this is the circle detector input.
diagCircleCandidatesAvl.Diagnostic<System.Collections.Generic.List<Avl.Point2D>>Detected circle centers, before the grid construction step.

See also