void cvCalcOpticalFlowPyrLK (const CvArr *prev, const CvArr *curr, CvArr *prev_pyr, CvArr *curr_pyr, const CvPoint2D32f *prev_features, CvPoint2D32f *curr_features, int count, CvSize win_size, int level, char *status, float *track_error, CvTermCriteria criteria, int flags)

void cvCalcAffineFlowPyrLK (const CvArr *prev, const CvArr *curr, CvArr *prev_pyr, CvArr *curr_pyr, const CvPoint2D32f *prev_features, CvPoint2D32f *curr_features, float *matrices, int count, CvSize win_size, int level, char *status, float *track_error, CvTermCriteria criteria, int flags)

int cvEstimateRigidTransform (const CvArr *A, const CvArr *B, CvMat *M, int full_affine)

void cvCalcOpticalFlowFarneback (const CvArr *prev, const CvArr *next, CvArr *flow, double pyr_scale, int levels, int winsize, int iterations, int poly_n, double poly_sigma, int flags)

void cvUpdateMotionHistory (const CvArr *silhouette, CvArr *mhi, double timestamp, double duration)

void cvCalcMotionGradient (const CvArr *mhi, CvArr *mask, CvArr *orientation, double delta1, double delta2, int aperture_size CV_DEFAULT(3))

double cvCalcGlobalOrientation (const CvArr *orientation, const CvArr *mask, const CvArr *mhi, double timestamp, double duration)

CvSeq * cvSegmentMotion (const CvArr *mhi, CvArr *seg_mask, CvMemStorage *storage, double timestamp, double seg_thresh)

int cvCamShift (const CvArr *prob_image, CvRect window, CvTermCriteria criteria, CvConnectedComp *comp, CvBox2D *box CV_DEFAULT(NULL))

int cvMeanShift (const CvArr *prob_image, CvRect window, CvTermCriteria criteria, CvConnectedComp *comp)

CvKalman * cvCreateKalman (int dynam_params, int measure_params, int control_params CV_DEFAULT(0))

void cvReleaseKalman (CvKalman **kalman)

const CvMat * cvKalmanPredict (CvKalman *kalman, const CvMat *control CV_DEFAULT(NULL))

const CvMat * cvKalmanCorrect (CvKalman *kalman, const CvMat *measurement)

void cv::updateMotionHistory (InputArray silhouette, InputOutputArray mhi, double timestamp, double duration)

updates motion history image using the current silhouette More...

void cv::calcMotionGradient (InputArray mhi, OutputArray mask, OutputArray orientation, double delta1, double delta2, int apertureSize=3)

computes the motion gradient orientation image from the motion history image More...

double cv::calcGlobalOrientation (InputArray orientation, InputArray mask, InputArray mhi, double timestamp, double duration)

computes the global orientation of the selected motion history image part More...

void cv::segmentMotion (InputArray mhi, OutputArray segmask, CV_OUT vector< Rect > &boundingRects, double timestamp, double segThresh)

RotatedRect cv::CamShift (InputArray probImage, CV_OUT CV_IN_OUT Rect &window, TermCriteria criteria)

updates the object tracking window using CAMSHIFT algorithm More...

int cv::meanShift (InputArray probImage, CV_OUT CV_IN_OUT Rect &window, TermCriteria criteria)

updates the object tracking window using meanshift algorithm More...

int cv::buildOpticalFlowPyramid (InputArray img, OutputArrayOfArrays pyramid, Size winSize, int maxLevel, bool withDerivatives=true, int pyrBorder=BORDER_REFLECT_101, int derivBorder=BORDER_CONSTANT, bool tryReuseInputImage=true)

constructs a pyramid which can be used as input for calcOpticalFlowPyrLK More...

void cv::calcOpticalFlowPyrLK (InputArray prevImg, InputArray nextImg, InputArray prevPts, CV_OUT InputOutputArray nextPts, OutputArray status, OutputArray err, Size winSize=Size(21, 21), int maxLevel=3, TermCriteria criteria=TermCriteria(TermCriteria::COUNT+TermCriteria::EPS, 30, 0.01), int flags=0, double minEigThreshold=1e-4)

computes sparse optical flow using multi-scale Lucas-Kanade algorithm More...

void cv::calcOpticalFlowFarneback (InputArray prev, InputArray next, CV_OUT InputOutputArray flow, double pyr_scale, int levels, int winsize, int iterations, int poly_n, double poly_sigma, int flags)

computes dense optical flow using Farneback algorithm More...

Mat cv::estimateRigidTransform (InputArray src, InputArray dst, bool fullAffine)

estimates the best-fit Euqcidean, similarity, affine or perspective transformation More...

void cv::calcOpticalFlowSF (Mat &from, Mat &to, Mat &flow, int layers, int averaging_block_size, int max_flow)

computes dense optical flow using Simple Flow algorithm More...

void cv::calcOpticalFlowSF (Mat &from, Mat &to, Mat &flow, int layers, int averaging_block_size, int max_flow, double sigma_dist, double sigma_color, int postprocess_window, double sigma_dist_fix, double sigma_color_fix, double occ_thr, int upscale_averaging_radius, double upscale_sigma_dist, double upscale_sigma_color, double speed_up_thr)

Ptr< DenseOpticalFlow > cv::createOptFlow_DualTVL1 ()

Detailed Description

The Object and Feature Tracking.

Macro Definition Documentation

#define CV_LKFLOW_GET_MIN_EIGENVALS 8

#define CV_LKFLOW_INITIAL_GUESSES 4

#define CV_LKFLOW_PYR_A_READY 1

#define CV_LKFLOW_PYR_B_READY 2

#define cvKalmanUpdateByMeasurement cvKalmanCorrect

#define cvKalmanUpdateByTime cvKalmanPredict

Function Documentation

void cvCalcAffineFlowPyrLK ( const CvArr * prev,

const CvArr * curr,

CvArr * prev_pyr,

CvArr * curr_pyr,

const CvPoint2D32f * prev_features,

CvPoint2D32f * curr_features,

float * matrices,

int count,

CvSize win_size,

int level,

char * status,

float * track_error,

CvTermCriteria criteria,

int flags

)

double cvCalcGlobalOrientation ( const CvArr * orientation,

const CvArr * mask,

const CvArr * mhi,

double timestamp,

double duration

)

void cvCalcMotionGradient ( const CvArr * mhi,

CvArr * mask,

CvArr * orientation,

double delta1,

double delta2,

int aperture_size CV_DEFAULT3

)

void cvCalcOpticalFlowFarneback ( const CvArr * prev,

const CvArr * next,

CvArr * flow,

double pyr_scale,

int levels,

int winsize,

int iterations,

int poly_n,

double poly_sigma,

int flags

)

void cvCalcOpticalFlowPyrLK ( const CvArr * prev,

const CvArr * curr,

CvArr * prev_pyr,

CvArr * curr_pyr,

const CvPoint2D32f * prev_features,

CvPoint2D32f * curr_features,

int count,

CvSize win_size,

int level,

char * status,

float * track_error,

CvTermCriteria criteria,

int flags

)

int cvCamShift ( const CvArr * prob_image,

CvRect window,

CvTermCriteria criteria,

CvConnectedComp * comp,

CvBox2D *box CV_DEFAULTNULL

)

CvKalman* cvCreateKalman ( int dynam_params,

int measure_params,

int control_params CV_DEFAULT0

)

int cvEstimateRigidTransform ( const CvArr * A,

const CvArr * B,

CvMat * M,

int full_affine

)

const CvMat* cvKalmanCorrect ( CvKalman * kalman,

const CvMat * measurement

)

const CvMat* cvKalmanPredict ( CvKalman * kalman,

const CvMat *control CV_DEFAULTNULL

)

int cvMeanShift ( const CvArr * prob_image,

CvRect window,

CvTermCriteria criteria,

CvConnectedComp * comp

)

void cvReleaseKalman ( CvKalman ** kalman )

CvSeq* cvSegmentMotion ( const CvArr * mhi,

CvArr * seg_mask,

CvMemStorage * storage,

double timestamp,

double seg_thresh

)

void cvUpdateMotionHistory ( const CvArr * silhouette,

CvArr * mhi,

double timestamp,

double duration

)