OpenCV 4.5.3(日本語機械翻訳)
bgsegm.hpp
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39
40 #ifndef __OPENCV_BGSEGM_HPP__
41 #define __OPENCV_BGSEGM_HPP__
42
43 #include "opencv2/video.hpp"
44
45 #ifdef __cplusplus
46
50 namespace cv
51{
52 namespace bgsegm
53{
54
57
62 class CV_EXPORTS_W BackgroundSubtractorMOG : public BackgroundSubtractor
63{
64 public:
65 CV_WRAP virtual int getHistory() const = 0;
66 CV_WRAP virtual void setHistory(int nframes) = 0;
67
68 CV_WRAP virtual int getNMixtures() const = 0;
69 CV_WRAP virtual void setNMixtures(int nmix) = 0;
70
71 CV_WRAP virtual double getBackgroundRatio() const = 0;
72 CV_WRAP virtual void setBackgroundRatio(double backgroundRatio) = 0;
73
74 CV_WRAP virtual double getNoiseSigma() const = 0;
75 CV_WRAP virtual void setNoiseSigma(double noiseSigma) = 0;
76};
77
86CV_EXPORTS_W Ptr<BackgroundSubtractorMOG>
87 createBackgroundSubtractorMOG(int history=200, int nmixtures=5,
88 double backgroundRatio=0.7, double noiseSigma=0);
89
90
99 class CV_EXPORTS_W BackgroundSubtractorGMG : public BackgroundSubtractor
100{
101 public:
104 CV_WRAP virtual int getMaxFeatures() const = 0;
107 CV_WRAP virtual void setMaxFeatures(int maxFeatures) = 0;
108
114 CV_WRAP virtual double getDefaultLearningRate() const = 0;
117 CV_WRAP virtual void setDefaultLearningRate(double lr) = 0;
118
121 CV_WRAP virtual int getNumFrames() const = 0;
124 CV_WRAP virtual void setNumFrames(int nframes) = 0;
125
130 CV_WRAP virtual int getQuantizationLevels() const = 0;
133 CV_WRAP virtual void setQuantizationLevels(int nlevels) = 0;
134
137 CV_WRAP virtual double getBackgroundPrior() const = 0;
140 CV_WRAP virtual void setBackgroundPrior(double bgprior) = 0;
141
144 CV_WRAP virtual int getSmoothingRadius() const = 0;
147 CV_WRAP virtual void setSmoothingRadius(int radius) = 0;
148
153 CV_WRAP virtual double getDecisionThreshold() const = 0;
156 CV_WRAP virtual void setDecisionThreshold(double thresh) = 0;
157
160 CV_WRAP virtual bool getUpdateBackgroundModel() const = 0;
163 CV_WRAP virtual void setUpdateBackgroundModel(bool update) = 0;
164
167 CV_WRAP virtual double getMinVal() const = 0;
170 CV_WRAP virtual void setMinVal(double val) = 0;
171
174 CV_WRAP virtual double getMaxVal() const = 0;
177 CV_WRAP virtual void setMaxVal(double val) = 0;
178};
179
185CV_EXPORTS_W Ptr<BackgroundSubtractorGMG> createBackgroundSubtractorGMG(int initializationFrames=120,
186 double decisionThreshold=0.8);
187
195 class CV_EXPORTS_W BackgroundSubtractorCNT : public BackgroundSubtractor
196{
197 public:
198 // BackgroundSubtractor interface
199 CV_WRAP virtual void apply(InputArray image, OutputArray fgmask, double learningRate=-1) CV_OVERRIDE = 0;
200 CV_WRAP virtual void getBackgroundImage(OutputArray backgroundImage) const CV_OVERRIDE = 0;
201
204 CV_WRAP virtual int getMinPixelStability() const = 0;
207 CV_WRAP virtual void setMinPixelStability(int value) = 0;
208
211 CV_WRAP virtual int getMaxPixelStability() const = 0;
214 CV_WRAP virtual void setMaxPixelStability(int value) = 0;
215
218 CV_WRAP virtual bool getUseHistory() const = 0;
221 CV_WRAP virtual void setUseHistory(bool value) = 0;
222
225 CV_WRAP virtual bool getIsParallel() const = 0;
228 CV_WRAP virtual void setIsParallel(bool value) = 0;
229};
230
239CV_EXPORTS_W Ptr<BackgroundSubtractorCNT>
240createBackgroundSubtractorCNT(int minPixelStability = 15,
241 bool useHistory = true,
242 int maxPixelStability = 15*60,
243 bool isParallel = true);
244
245enum LSBPCameraMotionCompensation {
246 LSBP_CAMERA_MOTION_COMPENSATION_NONE = 0,
247 LSBP_CAMERA_MOTION_COMPENSATION_LK
248};
249
254 class CV_EXPORTS_W BackgroundSubtractorGSOC : public BackgroundSubtractor
255{
256 public:
257 // BackgroundSubtractor interface
258 CV_WRAP virtual void apply(InputArray image, OutputArray fgmask, double learningRate=-1) CV_OVERRIDE = 0;
259
260 CV_WRAP virtual void getBackgroundImage(OutputArray backgroundImage) const CV_OVERRIDE = 0;
261};
262
265class CV_EXPORTS_W BackgroundSubtractorLSBP : public BackgroundSubtractor
266{
267 public:
268 // BackgroundSubtractor interface
269 CV_WRAP virtual void apply(InputArray image, OutputArray fgmask, double learningRate=-1) CV_OVERRIDE = 0;
270
271 CV_WRAP virtual void getBackgroundImage(OutputArray backgroundImage) const CV_OVERRIDE = 0;
272};
273
276class CV_EXPORTS_W BackgroundSubtractorLSBPDesc
277{
278 public:
279 static void calcLocalSVDValues(OutputArray localSVDValues, const Mat& frame);
280
281 static void computeFromLocalSVDValues(OutputArray desc, const Mat& localSVDValues, const Point2i* LSBPSamplePoints);
282
283 static void compute(OutputArray desc, const Mat& frame, const Point2i* LSBPSamplePoints);
284};
285
302CV_EXPORTS_W Ptr<BackgroundSubtractorGSOC> createBackgroundSubtractorGSOC(int mc = LSBP_CAMERA_MOTION_COMPENSATION_NONE, int nSamples = 20, float replaceRate = 0.003f, float propagationRate = 0.01f, int hitsThreshold = 32, float alpha = 0.01f, float beta = 0.0022f, float blinkingSupressionDecay = 0.1f, float blinkingSupressionMultiplier = 0.1f, float noiseRemovalThresholdFacBG = 0.0004f, float noiseRemovalThresholdFacFG = 0.0008f);
303
322CV_EXPORTS_W Ptr<BackgroundSubtractorLSBP> createBackgroundSubtractorLSBP(int mc = LSBP_CAMERA_MOTION_COMPENSATION_NONE, int nSamples = 20, int LSBPRadius = 16, float Tlower = 2.0f, float Tupper = 32.0f, float Tinc = 1.0f, float Tdec = 0.05f, float Rscale = 10.0f, float Rincdec = 0.005f, float noiseRemovalThresholdFacBG = 0.0004f, float noiseRemovalThresholdFacFG = 0.0008f, int LSBPthreshold = 8, int minCount = 2);
323
329 class CV_EXPORTS_W SyntheticSequenceGenerator : public Algorithm
330{
331 private:
332 const double amplitude;
333 const double wavelength;
334 const double wavespeed;
335 const double objspeed;
336 unsigned timeStep;
337 Point2d pos;
338 Point2d dir;
339 Mat background;
340 Mat object;
341 RNG rng;
342
343 public:
353 CV_WRAP SyntheticSequenceGenerator(InputArray background, InputArray object, double amplitude, double wavelength, double wavespeed, double objspeed);
354
360 CV_WRAP void getNextFrame(OutputArray frame, OutputArray gtMask);
361};
362
372CV_EXPORTS_W Ptr<SyntheticSequenceGenerator> createSyntheticSequenceGenerator(InputArray background, InputArray object, double amplitude = 2.0, double wavelength = 20.0, double wavespeed = 0.2, double objspeed = 6.0);
373
375
376}
377}
378
379 #endif
380 #endif
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Definition: aruco.hpp:75
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