vector<POI> POIFinder::GetPOIsInImage(IplImage *cv_image)
{
//Pre-processing
// Image originalImage(cv_image);
// Image grayImage = originalImage.getGrayScale();
/* IplImage *gray_image = cvCreateImage(cvGetSize(cv_image),cv_image->depth, 1);
if(cv_image->nChannels == 3)
{
cvCvtColor(cv_image, gray_image,CV_BGR2GRAY);
}
else
cvCopyImage(cv_image, gray_image);
Image grayImage(gray_image);*/
Image grayImage(cv_image);
//Core algorithm
vector<Blob> detectedBlobs = FindBlobs(grayImage);
vector<POI> newCoordinates;
for (unsigned int i = 0; i < detectedBlobs.size(); i++)
{
newCoordinates.push_back(POI(detectedBlobs[i].GetCentroid()));
//cout << "Novo POI: " << endl;
//Debug::printCvPoint2D32f(newCoordinates[newCoordinates.size()-1].getCoordinates2d());
};
return newCoordinates;
}
POI POIsImageWidget::getPOIAtPosition(int x, int y) {
for (unsigned int i = 0; i < _POIs.size(); i++) {
if (_POIs.at(i).isPointInsideSelectionArea2d(x, y)) {
return _POIs.at(i);
}
}
return POI(-1.0f, -1.0f);
}
POIvec extractPOIs(const Array2D<float> &eval, float threshold)
{
int w = eval.getWidth(), h = eval.getHeight();
POIvec all;
for(int y=0; y<h; y++)
for(int x=0; x<w; x++)
if(eval[y][x] >= threshold)
all.push_back(POI(x,y,eval[y][x]));
std::sort(all.begin(), all.end());
return all;
}
