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OpenCV
3.4.8
Open Source Computer Vision
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Base class for circles detector algorithm. : More...
#include <opencv2/cudaimgproc.hpp>
Public Member Functions | |
virtual void | detect (InputArray src, OutputArray circles, Stream &stream=Stream::Null())=0 |
Finds circles in a grayscale image using the Hough transform. More... | |
virtual int | getCannyThreshold () const =0 |
virtual float | getDp () const =0 |
virtual int | getMaxCircles () const =0 |
virtual int | getMaxRadius () const =0 |
virtual float | getMinDist () const =0 |
virtual int | getMinRadius () const =0 |
virtual int | getVotesThreshold () const =0 |
virtual void | setCannyThreshold (int cannyThreshold)=0 |
virtual void | setDp (float dp)=0 |
virtual void | setMaxCircles (int maxCircles)=0 |
virtual void | setMaxRadius (int maxRadius)=0 |
virtual void | setMinDist (float minDist)=0 |
virtual void | setMinRadius (int minRadius)=0 |
virtual void | setVotesThreshold (int votesThreshold)=0 |
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Algorithm () | |
virtual | ~Algorithm () |
virtual void | clear () |
Clears the algorithm state. More... | |
virtual bool | empty () const |
Returns true if the Algorithm is empty (e.g. in the very beginning or after unsuccessful read. More... | |
virtual String | getDefaultName () const |
virtual void | read (const FileNode &fn) |
Reads algorithm parameters from a file storage. More... | |
virtual void | save (const String &filename) const |
virtual void | write (FileStorage &fs) const |
Stores algorithm parameters in a file storage. More... | |
void | write (const Ptr< FileStorage > &fs, const String &name=String()) const |
simplified API for language bindings This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. More... | |
Additional Inherited Members | |
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template<typename _Tp > | |
static Ptr< _Tp > | load (const String &filename, const String &objname=String()) |
Loads algorithm from the file. More... | |
template<typename _Tp > | |
static Ptr< _Tp > | loadFromString (const String &strModel, const String &objname=String()) |
Loads algorithm from a String. More... | |
template<typename _Tp > | |
static Ptr< _Tp > | read (const FileNode &fn) |
Reads algorithm from the file node. More... | |
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void | writeFormat (FileStorage &fs) const |
Base class for circles detector algorithm. :
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pure virtual |
Finds circles in a grayscale image using the Hough transform.
src | 8-bit, single-channel grayscale input image. |
circles | Output vector of found circles. Each vector is encoded as a 3-element floating-point vector \((x, y, radius)\) . |
stream | Stream for the asynchronous version. |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |