Class VLHoughCircles.TVLHoughCircles
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Package: VisionLabPkg
Unit: VLHoughCircles
Inherits: TVLQueueVisionComponent
Contents |
Syntax
Delphi:
type TVLHoughCircles = class( TVLQueueVisionComponent, IVLCircles, TVLOWCirclesSourcePin )
C++ Builder:
class TVLHoughCircles : public TVLQueueVisionComponent
Visual C++ (MFC):
class CTVLHoughCircles : public CTVLQueueVisionComponent
C# (.NET):
public ref class HoughCircles : Mitov.VisionLab.QueueVisionComponent
Summary
Finds circles in the image using Hough transform.
Description
Use this component to find circles in the image using Hough transform.
Diagram:
Example:
Properties
Published
- Smooth - Smoothing will be performed on the image.
- Threshold - Threshold of the Hough detection.
- Resolution - Resolution of the accumulator used to detect centers of the circles.
- MinDistance - Minimum distance between centers of the detected circles.
- MinRadius - Minimal radius of the circles to search for.
- MaxRadius - Maximal radius of the circles to search for.
Pins
- OutputPin - The detected circles data output pin of the component.
Events
- OnCirclesDetect - Occurs each time circles are detected.
From TVLQueueVisionComponent
Properties
Public
- CurrentImage - The most current processed image.
Pins
- ImageOutputPin - The Video Output Pin of the filter.
