int main(int argc, char** argv) {
if (argc < 3) {
printf("Usage: salienpoints <image file> <# of salien points>\n");
exit(1);
}
ImageFeature imgFeature;
imgFeature.load(argv[1]);
SalientPoints sp(imgFeature);
vector<Point> points = sp.getSalientPoints(atoi(argv[2]));
DBG(10) << points.size() << " salient points extracted, wanted " << atoi(argv[2]) << endl;
for (uint i = 0; i < points.size(); i++) {
Point p = points[i];
DBG(10) <<"(" << p.x << ", " << p.y << ")" << endl;
}
ImageFeature newImage;
newImage.createFromPixelset(imgFeature.xsize(), imgFeature.ysize(), sp.getPixels());
newImage.display();
}
int main(int argc, char** argv) {
GetPot cl(argc,argv);
if (cl.search(2,"--help","-h")) {
USAGE();
}
vector<string> images;
if (cl.search("--images")) {
string filename = cl.next(" ");
while (filename != " ") {
images.push_back(filename);
filename = cl.next(" ");
}
} else if (cl.search("--filelist")) {
string filename = "test";
igzstream ifs; ifs.open(cl.follow("list","--filelist"));
if(!ifs.good() || !ifs) {
ERR << "Cannot open filelist " <<cl.follow("list","--filelist") << ". Aborting." << endl;
exit(20);
}
while(!ifs.eof() && filename!="") {
getline(ifs,filename);
if(filename!="") {
images.push_back(filename);
}
}
ifs.close();
} else {
USAGE();
exit(20);
}
bool forceGray;
if (cl.search(1, "--gray")) {
forceGray = true;
} else if (cl.search(1, "--color")) {
forceGray = false;
} else {
USAGE();
exit(20);
}
int numPatches = 200;
if (cl.search(2, "-n", "--num")) {
numPatches = cl.next(200);
}
for(uint i = 0; i < images.size(); i++) {
string filename=images[i];
DBG(10) << "Processing '"<< filename << "'.(" << i << "/" << images.size()<< ")" <<endl;
ImageFeature img; img.load(filename,forceGray);
DifferenceOfGaussian sift(img);
vector<InterestPoint> interestPoints = sift.getInterestPoints(numPatches);
ImageFeature padded = img;
vector<double> color(3,1.0);
for (int i = 0; i < (int) interestPoints.size(); i++) {
InterestPoint ip = interestPoints[i];
box(padded, ip.x, ip.y, color, ip.scale / 2);
}
padded.display();
break;
}
DBG(10) << "cmdline was: "; printCmdline(argc,argv);
}
