Mercurial Hosting > traffic-intelligence
changeset 219:841a1714f702
added comments for future development
author | Nicolas Saunier <nicolas.saunier@polymtl.ca> |
---|---|
date | Thu, 21 Jun 2012 19:10:47 -0400 |
parents | b5772df11b37 |
children | f0f800b95765 |
files | c/feature-based-tracking.cpp |
diffstat | 1 files changed, 8 insertions(+), 7 deletions(-) [+] |
line wrap: on
line diff
--- a/c/feature-based-tracking.cpp Thu Jun 21 18:04:11 2012 -0400 +++ b/c/feature-based-tracking.cpp Thu Jun 21 19:10:47 2012 -0400 @@ -250,8 +250,6 @@ } void groupFeatures(const KLTFeatureTrackingParameters& params) { - cout << "group" << endl; - boost::shared_ptr<TrajectoryDBAccessList<Point2f> > trajectoryDB = boost::shared_ptr<TrajectoryDBAccessList<Point2f> >(new TrajectoryDBAccessList<Point2f>()); //TODO write generic methods for blob and list versions TrajectoryDBAccess<Point2f>* trajectoryDB = new TrajectoryDBAccessBlob<Point2f>(); bool success = trajectoryDB->connect(params.databaseFilename.c_str()); @@ -274,16 +272,19 @@ // cout << "Loaded " << trajectories.size() << " trajectories one by one in " << 1000.0 * (c_end-c_start) / CLOCKS_PER_SEC << " CPU seconds" << endl; trajectoryDB->createViewInstants(); - int maxTrajectoryLength; - trajectoryDB->maxTrajectoryLength(maxTrajectoryLength); - cout << "max trajectory length " << maxTrajectoryLength << endl; - maxTrajectoryLength = 20; // for tests + // int maxTrajectoryLength; + // trajectoryDB->maxTrajectoryLength(maxTrajectoryLength); + // cout << "max trajectory length " << maxTrajectoryLength << endl; + //maxTrajectoryLength = 20; // for tests + + // alternative: read and load features in batches directly select * from positions where trajectory_id in select trajectory_id from positions where frame_number <100 and frame_number > 50 group by trajectory_id + int queryIntervalLength = 100; FeatureGraph featureGraph(params.mmConnectionDistance, params.mmSegmentationDistance, params.minFeatureTime, params.minNFeaturesPerGroup); // main loop // TODO version that can be interrupted? - for (int frameNum = params.frame1; ((frameNum-params.frame1 < params.nFrames) || (params.nFrames < 0)); frameNum++) { + for (int frameNum = params.frame1; ((frameNum-params.frame1 < params.nFrames) || (params.nFrames < 0)); frameNum++) { // frameNum += queryIntervalLength // interval = frameNum, min(frameNum+queryIntervalLength, frameNum+params.nFrames) // stop if no trajectory available ? problem if nothing moves, timeout, get max of trajectory frame numbers vector<int> trajectoryIds; success = trajectoryDB->trajectoryIdEndingAt(trajectoryIds, frameNum); // ending cout << "frame " << frameNum << " " << success << endl;