tracker_model.cpp
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// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
#include "../../precomp.hpp"
#include "opencv2/video/detail/tracking.detail.hpp"
namespace cv {
namespace detail {
inline namespace tracking {
TrackerModel::TrackerModel()
{
stateEstimator = Ptr<TrackerStateEstimator>();
maxCMLength = 10;
}
TrackerModel::~TrackerModel()
{
// nothing
}
bool TrackerModel::setTrackerStateEstimator(Ptr<TrackerStateEstimator> trackerStateEstimator)
{
if (stateEstimator.get())
{
return false;
}
stateEstimator = trackerStateEstimator;
return true;
}
Ptr<TrackerStateEstimator> TrackerModel::getTrackerStateEstimator() const
{
return stateEstimator;
}
void TrackerModel::modelEstimation(const std::vector<Mat>& responses)
{
modelEstimationImpl(responses);
}
void TrackerModel::clearCurrentConfidenceMap()
{
currentConfidenceMap.clear();
}
void TrackerModel::modelUpdate()
{
modelUpdateImpl();
if (maxCMLength != -1 && (int)confidenceMaps.size() >= maxCMLength - 1)
{
int l = maxCMLength / 2;
confidenceMaps.erase(confidenceMaps.begin(), confidenceMaps.begin() + l);
}
if (maxCMLength != -1 && (int)trajectory.size() >= maxCMLength - 1)
{
int l = maxCMLength / 2;
trajectory.erase(trajectory.begin(), trajectory.begin() + l);
}
confidenceMaps.push_back(currentConfidenceMap);
stateEstimator->update(confidenceMaps);
clearCurrentConfidenceMap();
}
bool TrackerModel::runStateEstimator()
{
if (!stateEstimator)
{
CV_Error(-1, "Tracker state estimator is not setted");
}
Ptr<TrackerTargetState> targetState = stateEstimator->estimate(confidenceMaps);
if (!targetState)
return false;
setLastTargetState(targetState);
return true;
}
void TrackerModel::setLastTargetState(const Ptr<TrackerTargetState>& lastTargetState)
{
trajectory.push_back(lastTargetState);
}
Ptr<TrackerTargetState> TrackerModel::getLastTargetState() const
{
return trajectory.back();
}
const std::vector<ConfidenceMap>& TrackerModel::getConfidenceMaps() const
{
return confidenceMaps;
}
const ConfidenceMap& TrackerModel::getLastConfidenceMap() const
{
return confidenceMaps.back();
}
Point2f TrackerTargetState::getTargetPosition() const
{
return targetPosition;
}
void TrackerTargetState::setTargetPosition(const Point2f& position)
{
targetPosition = position;
}
int TrackerTargetState::getTargetWidth() const
{
return targetWidth;
}
void TrackerTargetState::setTargetWidth(int width)
{
targetWidth = width;
}
int TrackerTargetState::getTargetHeight() const
{
return targetHeight;
}
void TrackerTargetState::setTargetHeight(int height)
{
targetHeight = height;
}
}}} // namespace cv::detail::tracking