finds arbitrary template in the grayscale image using Generalized Hough Transform
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virtual double | getAngleEpsilon () const =0 |
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virtual double | getAngleStep () const =0 |
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virtual int | getAngleThresh () const =0 |
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virtual int | getLevels () const =0 |
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virtual double | getMaxAngle () const =0 |
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virtual double | getMaxScale () const =0 |
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virtual double | getMinAngle () const =0 |
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virtual double | getMinScale () const =0 |
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virtual int | getPosThresh () const =0 |
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virtual double | getScaleStep () const =0 |
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virtual int | getScaleThresh () const =0 |
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virtual double | getXi () const =0 |
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virtual void | setAngleEpsilon (double angleEpsilon)=0 |
| Maximal difference between angles that treated as equal.
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virtual void | setAngleStep (double angleStep)=0 |
| Angle step in degrees.
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virtual void | setAngleThresh (int angleThresh)=0 |
| Angle votes threshold.
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virtual void | setLevels (int levels)=0 |
| Feature table levels.
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virtual void | setMaxAngle (double maxAngle)=0 |
| Maximal rotation angle to detect in degrees.
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virtual void | setMaxScale (double maxScale)=0 |
| Maximal scale to detect.
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virtual void | setMinAngle (double minAngle)=0 |
| Minimal rotation angle to detect in degrees.
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virtual void | setMinScale (double minScale)=0 |
| Minimal scale to detect.
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virtual void | setPosThresh (int posThresh)=0 |
| Position votes threshold.
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virtual void | setScaleStep (double scaleStep)=0 |
| Scale step.
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virtual void | setScaleThresh (int scaleThresh)=0 |
| Scale votes threshold.
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virtual void | setXi (double xi)=0 |
| Angle difference in degrees between two points in feature.
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virtual void | detect (InputArray edges, InputArray dx, InputArray dy, OutputArray positions, OutputArray votes=noArray())=0 |
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virtual void | detect (InputArray image, OutputArray positions, OutputArray votes=noArray())=0 |
| find template on image
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virtual int | getCannyHighThresh () const =0 |
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virtual int | getCannyLowThresh () const =0 |
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virtual double | getDp () const =0 |
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virtual int | getMaxBufferSize () const =0 |
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virtual double | getMinDist () const =0 |
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virtual void | setCannyHighThresh (int cannyHighThresh)=0 |
| Canny high threshold.
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virtual void | setCannyLowThresh (int cannyLowThresh)=0 |
| Canny low threshold.
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virtual void | setDp (double dp)=0 |
| Inverse ratio of the accumulator resolution to the image resolution.
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virtual void | setMaxBufferSize (int maxBufferSize)=0 |
| Maximal size of inner buffers.
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virtual void | setMinDist (double minDist)=0 |
| Minimum distance between the centers of the detected objects.
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virtual void | setTemplate (InputArray edges, InputArray dx, InputArray dy, Point templCenter=Point(-1, -1))=0 |
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virtual void | setTemplate (InputArray templ, Point templCenter=Point(-1, -1))=0 |
| set template to search
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| Algorithm () |
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virtual | ~Algorithm () |
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virtual void | clear () |
| Clears the algorithm state.
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virtual bool | empty () const |
| Returns true if the Algorithm is empty (e.g. in the very beginning or after unsuccessful read.
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virtual String | getDefaultName () const |
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virtual void | read (const FileNode &fn) |
| Reads algorithm parameters from a file storage.
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virtual void | save (const String &filename) const |
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void | write (const Ptr< FileStorage > &fs, const String &name=String()) const |
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virtual void | write (FileStorage &fs) const |
| Stores algorithm parameters in a file storage.
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void | write (FileStorage &fs, const String &name) const |
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finds arbitrary template in the grayscale image using Generalized Hough Transform
Detects position, translation and rotation [Guil1999] .