Mercurial > hg > nsaunier > traffic-intelligence

comparison c/feature-based-tracking.cpp @ 418:ca5784652d57

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
updated use of calcOpticalFlowPyrLK for new signature, added minEigThreshold parameter in configuration file
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Thu, 03 Oct 2013 17:43:15 -0400
parents 97cb5c969ef2
children f43bc0b0ba74
comparison
equal deleted inserted replaced
417:a2ff03a52b73 418:ca5784652d57
162 // detector.detect(currentFrameBW, currKpts); // see video_homography c++ sample 162 // detector.detect(currentFrameBW, currKpts); // see video_homography c++ sample
163 163
164 if (!prevPts.empty()) { 164 if (!prevPts.empty()) {
165 //::keyPoints2Points(prevKpts, prevPts); 165 //::keyPoints2Points(prevKpts, prevPts);
166 currPts.clear(); 166 currPts.clear();
167 calcOpticalFlowPyrLK(previousFrameBW, currentFrameBW, prevPts, currPts, status, errors, window, params.pyramidLevel, TermCriteria(3 /*static_cast<int>(TermCriteria::COUNT)+static_cast<int>(TermCriteria::EPS)*/, params.maxNumberTrackingIterations, params.minTrackingError), 0.5 /* unused */, 0); // OPTFLOW_USE_INITIAL_FLOW 167 calcOpticalFlowPyrLK(previousFrameBW, currentFrameBW, prevPts, currPts, status, errors, window, params.pyramidLevel, TermCriteria(3 /*static_cast<int>(TermCriteria::COUNT)+static_cast<int>(TermCriteria::EPS)*/, params.maxNumberTrackingIterations, params.minTrackingError), /* int flags = */ 0, params.minFeatureEigThreshold);
168 /// \todo try calcOpticalFlowFarneback 168 /// \todo try calcOpticalFlowFarneback
169 169
170 std::vector<Point2f> trackedPts; 170 std::vector<Point2f> trackedPts;
171 std::vector<FeaturePointMatch>::iterator iter = featurePointMatches.begin(); 171 std::vector<FeaturePointMatch>::iterator iter = featurePointMatches.begin();
172 while (iter != featurePointMatches.end()) { 172 while (iter != featurePointMatches.end()) {