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GridPartitioner.cpp
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//
// GridPartitioner.cpp
// segmenthreetion
//
// Created by Albert Clapés on 01/03/14.
//
//
#include "GridPartitioner.h"
GridPartitioner::GridPartitioner()
: m_hp(2), m_wp(2)
{
}
GridPartitioner::GridPartitioner(unsigned int hp, unsigned int wp)
: m_hp(hp), m_wp(wp)
{
}
void GridPartitioner::setGridPartitions(unsigned int hp, unsigned int wp)
{
m_hp = hp;
m_wp = wp;
}
void GridPartitioner::grid(ModalityData& md, ModalityGridData& mgd)
{
if (!md.isFilled())
return; // do nothing
vector<GridMat> gframes;
vector<GridMat> gmasks;
cv::Mat gframeids;
vector<cv::Rect> gboundingrects;
cv::Mat tags;
// // Grid frames and masks
gridFrames(md, gframes, gframeids);
gridMasks(md, gmasks, gboundingrects, tags);
//visualizeGridmats(gframes_train); // DEBUG
//visualizeGridmats(gmasks_train); // DEBUG
mgd.setGridsFrames(gframes);
mgd.setGridsMasks(gmasks);
mgd.setGridsFrameIDs(gframeids);
//mgd.setFramesResolutions(gresolutions);
mgd.setGridsBoundingRects(gboundingrects);
mgd.setTags(tags);
}
/*
* Trim subimages, defined by rects (bounding boxes), from image frames
*/
void GridPartitioner::gridFrames(ModalityData& md, vector<GridMat>& gframes, cv::Mat& frameIDs)
{
//namedWindow("grided subject");
// Seek in each frame ..
int ngrids = 0;
for (unsigned int f = 0; f < md.getFrames().size(); f++)
{
vector<cv::Rect> rects = md.getPredictedBoundingRectsInFrame(f);
// .. all the people appearing
for (unsigned int r = 0; r < rects.size(); r++)
{
if (rects[r].height >= m_hp && rects[r].width >= m_wp)
{
cv::Mat subject (md.getFrame(f), rects[r]); // Get a roi in frame defined by the rectangle.
cv::Mat maskedSubject;
subject.copyTo(maskedSubject, md.getPredictedMask(f));
subject.release();
GridMat g (maskedSubject, m_hp, m_wp);
gframes.push_back( g );
frameIDs.at<int>(ngrids++, 0) = f;
}
}
}
}
/*
* Trim subimages, defined by rects (bounding boxes), from image frames
*/
void GridPartitioner::gridMasks(ModalityData& md, vector<GridMat>& gmasks)
{
// Seek in each frame ..
for (unsigned int f = 0; f < md.getFrames().size(); f++)
{
vector<cv::Rect> rects = md.getPredictedBoundingRectsInFrame(f);
// .. all the people appearing
for (unsigned int r = 0; r < rects.size(); r++)
{
if (rects[r].height >= m_hp && rects[r].width >= m_wp)
{
cv::Mat subject (md.getFrame(f), rects[r]); // Get a roi in frame defined by the rectangle.
cv::Mat maskedSubject;
subject.copyTo(maskedSubject, md.getPredictedMask(f));
subject.release();
GridMat g (maskedSubject, m_hp, m_wp);
gmasks.push_back( g );
}
}
}
}
void GridPartitioner::gridMasks(ModalityData& md, vector<GridMat>& gmasks, vector<cv::Rect>& grects, cv::Mat& gtags)
{
vector<int> tagsAux;
// Seek in each frame ..
for (unsigned int f = 0; f < md.getFrames().size(); f++)
{
vector<cv::Rect> rects = md.getPredictedBoundingRectsInFrame(f);
vector<int> tags = md.getTagsInFrame(f);
// .. all the people appearing
for (unsigned int r = 0; r < rects.size(); r++)
{
if (rects[r].height >= m_hp && rects[r].width >= m_wp)
{
cv::Mat subject (md.getFrame(f), rects[r]); // Get a roi in frame defined by the rectangle.
cv::Mat maskedSubject;
subject.copyTo(maskedSubject, md.getPredictedMask(f));
subject.release();
GridMat g (maskedSubject, m_hp, m_wp);
gmasks.push_back( g );
grects.push_back(rects[r]);
tagsAux.push_back(tags[r]);
}
}
}
cv::Mat tmp (tagsAux.size(), 1, cv::DataType<int>::type, tagsAux.data());
tmp.copyTo(gtags);
}