void FaceDetector::detectFaces(const cv::Mat &frame)
{
if(faceClassifier.empty())
{
return;
}
vector<Rect> lastRects = getAreas();
try
{
if(!(optimalSubregionDetect && lastRects.size() > 0))
{
vector<Rect> tempRects;
runFaceDetect(frame, tempRects);
hasUpdates = setAreas(tempRects);
}
else
{
detectFacesInROI(lastRects, frame);
}
}
catch (Exception& exc)
{
return;
}
}
void VertexBasedSegmenter::loadMesh(){
openMeshFile(this->filename);
cout<<"Loading "<<this->filename<<endl;
this->centerMesh = centerCoordinate();
faceAreas = new float[mesh.getTopSimplexesNum()];
clusterIndex = new int[mesh.getNumVertex()];
cout<<"found center"<<endl;
for(unsigned int ii=0; ii<mesh.getTopSimplexesNum(); ii++){
Triangle T = mesh.getTopSimplex(ii);
Normals n = Normals(mesh.getVertex(T.TV(0)), mesh.getVertex(T.TV(1)), mesh.getVertex(T.TV(2)));
norms.push_back(n);
}
cout<<"set normals"<<endl;
setAreas();
getBBDiagonal();
cout<<"Diag "<<this->BBDiagonal<<endl;
double auxRad = sqrt(mesh.MArea()/(NCluster*M_PI));
this->maxD = auxRad/BBDiagonal;
openCurvatureFile(fieldfilename);
cout<<"Loaded function"<<endl;
for(int ii=0; ii<mesh.getNumVertex(); ii++)
clusterIndex[ii]=-1;
cout<<"Before vertices"<<endl;
vertexDistances = buildVertexDistances();
cout<<"Vrtices built"<<endl;
functionVDistances = buildFunctionVDistances();
cout<<"function built"<<endl;
buildGlobalDistances();
cout<<"global built"<<endl;
vertexDistances.erase(vertexDistances.begin(), vertexDistances.end());
functionVDistances.erase(functionVDistances.begin(), functionVDistances.end());
cout<<"All built, "<<mesh.getNumVertex()<<" vertices and "<<mesh.getTopSimplexesNum()<<" triangles"<<endl;
//startSeg();
}
// bardziej optymalne wykrywanie dla mniejszych regionów
void FaceDetector::detectFacesInROI(vector<Rect>& lastRects, const Mat& frame)
{
vector<Rect> newRects;
for(vector<Rect>::iterator i = lastRects.begin(); i != lastRects.end(); ++i)
{
vector<Rect> tempRects;
if( i->x < 0 || i->y < 0 || i->width < 2 || i->height < 2)
{
continue;
}
// openCV wykrywa prostokąt, stąd wystarczy tylko szerokość
int adjustFactor = max((static_cast<int>(i->width * roiScaleFactor) - i->width) / 2, 35);
// ustawia region na poprzednią klatkę
Mat roiFrame = frame(*i);
// poszerza klatkę
roiFrame.adjustROI(adjustFactor*1.10, adjustFactor*1.10, adjustFactor, adjustFactor);
// wykrycie na mniejszej klatce
runFaceDetect(roiFrame, tempRects);
// dodanie do rezultatów wektora newRects
for(vector<Rect>::iterator iRect = tempRects.begin(); iRect != tempRects.end(); ++iRect)
{
iRect->x += i->x - adjustFactor;
iRect->y += i->y - adjustFactor;
newRects.push_back(*iRect);
}
}
// jeśli nie znaleziono twarzy, skanujemy całą klatkę
if(newRects.empty())
{
runFaceDetect(frame, newRects);
}
// aktualizacja resultatów
setAreas(newRects);
}
