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| void | cv::fastcv::trackOpticalFlowLK (InputArray src, InputArray dst, InputArrayOfArrays srcPyr, InputArrayOfArrays dstPyr, InputArray ptsIn, OutputArray ptsOut, InputArray ptsEst, OutputArray statusVec, cv::Size winSize=cv::Size(7, 7), cv::TermCriteria termCriteria=cv::TermCriteria(cv::TermCriteria::MAX_ITER|cv::TermCriteria::EPS, 7, 0.03f *0.03f)) | 
|  | Calculates sparse optical flow using Lucas-Kanade algorithm accepts 8-bit unsigned integer image Provides faster execution time on Qualcomm's processor. 
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| void | cv::fastcv::trackOpticalFlowLK (InputArray src, InputArray dst, InputArrayOfArrays srcPyr, InputArrayOfArrays dstPyr, InputArrayOfArrays srcDxPyr, InputArrayOfArrays srcDyPyr, InputArray ptsIn, OutputArray ptsOut, OutputArray statusVec, cv::Size winSize=cv::Size(7, 7), int maxIterations=7) | 
|  | Overload for v1 of the LK tracking function. 
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