Class VLHoughLines.TVLHoughLines
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Package: VisionLabPkg
Unit: VLHoughLines
Inherits: TVLBasicHoughLines
Syntax
Delphi:
type TVLHoughLines = class( TVLBasicHoughLines, IVLDistanceLines, TVLOWDistanceLinesSourcePin )
C++ Builder:
class TVLHoughLines : public TVLBasicHoughLines
Visual C++ (MFC):
class CTVLHoughLines : public CTVLBasicHoughLines
C# (.NET):
public ref class HoughLines : Mitov.VisionLab.BasicHoughLines
Summary
Finds lines in the image using Hough transform.
Description
Use this component to find lines in the image using Canny edge detection and Hough transform.
Diagram:
Example:
Pins
- OutputPin - The detected lines data output pin of the component.
- TransfromOutputPin - The Hough transformation matrix data pin.
Events
- OnLinesDetect - Occurs each time lines are detected.
From TVLBasicHoughLines
Properties
Published
- Canny - Canny operation parameters.
- Threshold - Threshold for the Hough transformation.
- Resolution - Resolution in pixels and angles in radians for the lines to be detected.
From TVLQueueVisionComponent
Properties
Public
- CurrentImage - The most current processed image.
Pins
- ImageOutputPin - The Video Output Pin of the filter.
