105 lines
3.4 KiB
C++
105 lines
3.4 KiB
C++
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// This file is part of OpenCV project.
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// It is subject to the license terms in the LICENSE file found in the top-level directory
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// of this distribution and at http://opencv.org/license.html.
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#ifndef __OPENCV_EDGE_DRAWING_HPP__
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#define __OPENCV_EDGE_DRAWING_HPP__
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#include <opencv2/core.hpp>
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namespace cv
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{
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namespace ximgproc
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{
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//! @addtogroup ximgproc_edge_drawing
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//! @{
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/** @brief Class implementing the ED (EdgeDrawing) @cite topal2012edge, EDLines @cite akinlar2011edlines, EDPF @cite akinlar2012edpf and EDCircles @cite akinlar2013edcircles algorithms
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*/
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class CV_EXPORTS_W EdgeDrawing : public Algorithm
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{
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public:
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enum GradientOperator
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{
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PREWITT = 0,
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SOBEL = 1,
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SCHARR = 2,
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LSD = 3
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};
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struct CV_EXPORTS_W_SIMPLE Params
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{
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CV_WRAP Params();
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//! Parameter Free mode will be activated when this value is true.
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CV_PROP_RW bool PFmode;
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//! indicates the operator used for gradient calculation.The following operation flags are available(cv::ximgproc::EdgeDrawing::GradientOperator)
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CV_PROP_RW int EdgeDetectionOperator;
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//! threshold value used to create gradient image.
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CV_PROP_RW int GradientThresholdValue;
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//! threshold value used to create gradient image.
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CV_PROP_RW int AnchorThresholdValue;
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CV_PROP_RW int ScanInterval;
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//! minimun connected pixels length processed to create an edge segment.
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CV_PROP_RW int MinPathLength;
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//! sigma value for internal GaussianBlur() function.
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CV_PROP_RW float Sigma;
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CV_PROP_RW bool SumFlag;
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//! when this value is true NFA (Number of False Alarms) algorithm will be used for line and ellipse validation.
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CV_PROP_RW bool NFAValidation;
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//! minimun line length to detect.
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CV_PROP_RW int MinLineLength;
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CV_PROP_RW double MaxDistanceBetweenTwoLines;
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CV_PROP_RW double LineFitErrorThreshold;
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CV_PROP_RW double MaxErrorThreshold;
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void read(const FileNode& fn);
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void write(FileStorage& fs) const;
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};
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/** @brief Detects edges and prepares them to detect lines and ellipses.
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@param src input image
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*/
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CV_WRAP virtual void detectEdges(InputArray src) = 0;
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CV_WRAP virtual void getEdgeImage(OutputArray dst) = 0;
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CV_WRAP virtual void getGradientImage(OutputArray dst) = 0;
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CV_WRAP virtual std::vector<std::vector<Point> > getSegments() = 0;
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/** @brief Detects lines.
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@param lines output Vec<4f> contains start point and end point of detected lines.
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@note you should call detectEdges() method before call this.
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*/
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CV_WRAP virtual void detectLines(OutputArray lines) = 0;
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/** @brief Detects circles and ellipses.
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@param ellipses output Vec<6d> contains center point and perimeter for circles.
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@note you should call detectEdges() method before call this.
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*/
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CV_WRAP virtual void detectEllipses(OutputArray ellipses) = 0;
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CV_WRAP Params params;
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/** @brief sets parameters.
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this function is meant to be used for parameter setting in other languages than c++.
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*/
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CV_WRAP void setParams(const EdgeDrawing::Params& parameters);
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virtual ~EdgeDrawing() { }
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};
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/** @brief Creates a smart pointer to a EdgeDrawing object and initializes it
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*/
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CV_EXPORTS_W Ptr<EdgeDrawing> createEdgeDrawing();
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//! @}
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}
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}
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#endif /* __OPENCV_EDGE_DRAWING_HPP__ */
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