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GMat | cv::gapi::BackgroundSubtractor (const GMat &src, const cv::gapi::video::BackgroundSubtractorParams &bsParams) |
| 基于高斯混合或基于 K 近邻的背景/前景分割 算法。该操作生成一个前景遮罩。
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std::tuple< GArray< GMat >, GScalar > | cv::gapi::buildOpticalFlowPyramid(const GMat &img,const Size &winSize,const GScalar &maxLevel,bool withDerivatives=true,int pyrBorder=BORDER_REFLECT_101,int derivBorder=BORDER_CONSTANT,bool tryReuseInputImage=true) |
| 构建可传递至 calcOpticalFlowPyrLK 的图像金字塔。
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std::tuple< GArray< Point2f >, GArray< uchar >, GArray< float > > | cv::gapi::calcOpticalFlowPyrLK(const GArray< GMat > &prevPyr,const GArray< GMat > &nextPyr,const GArray< Point2f > &prevPts,const GArray< Point2f > &predPts,const Size &winSize=Size(21,21),const GScalar &maxLevel=3,const TermCriteria &criteria=TermCriteria(TermCriteria::COUNT|TermCriteria::EPS,30,0.01),int flags=0,double minEigThresh=1e-4) |
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std::tuple< GArray< Point2f >, GArray< uchar >, GArray< float > > | cv::gapi::calcOpticalFlowPyrLK(const GMat &prevImg,const GMat &nextImg,const GArray< Point2f > &prevPts,const GArray< Point2f > &predPts,const Size &winSize=Size(21,21),const GScalar &maxLevel=3,const TermCriteria &criteria=TermCriteria(TermCriteria::COUNT|TermCriteria::EPS,30,0.01),int flags=0,double minEigThresh=1e-4) |
| 使用带有金字塔的鲁卡斯-加拿大迭代方法为稀疏特征集计算光流。
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void | cv::gapi::video::checkParams(const cv::gapi::KalmanParams &kfParams,const cv::GMatDesc &measurement,const cv::GMatDesc &control={}) |
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| cv::gapi::video::G_TYPED_KERNEL(GBackgroundSubtractor,< GMat(GMat,BackgroundSubtractorParams)>,"org.opencv.video.BackgroundSubtractor") |
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| cv::gapi::video::G_TYPED_KERNEL(GBuildOptFlowPyramid,< GBuildPyrOutput(GMat,Size,GScalar,bool,int,int,bool)>,"org.opencv.video.buildOpticalFlowPyramid") |
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| cv::gapi::video::G_TYPED_KERNEL(GCalcOptFlowLK,< GOptFlowLKOutput(GMat,GMat,cv::GArray< cv::Point2f >,cv::GArray< cv::Point2f >,Size, | |
| cv::gapi::video::G_TYPED_KERNEL (GCalcOptFlowLKForPyr,< GOptFlowLKOutput(cv::GArray< cv::GMat >, cv::GArray< cv::GMat >, cv::GArray< cv::Point2f >, cv::GArray< cv::Point2f >, Size, GScalar, TermCriteria, int, double)>, "org.opencv.video.calcOpticalFlowPyrLKForPyr") |
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| cv::gapi::video::G_TYPED_KERNEL (GKalmanFilter,< GMat(GMat, GOpaque< bool >, GMat, KalmanParams)>, "org.opencv.video.KalmanFilter") |
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GMat | cv::gapi::KalmanFilter (const GMat &measurement, const GOpaque< bool > &haveMeasurement, const cv::gapi::KalmanParams &kfParams) |
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GMat | cv::gapi::KalmanFilter (const GMat &measurement, const GOpaque< bool > &haveMeasurement, const GMat &control, const cv::gapi::KalmanParams &kfParams) |
| 标准卡尔曼滤波算法 http://en.wikipedia.org/wiki/Kalman_filter。
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