Exemple #1
0
void BasicImage::SLICSuperPixel(int pnum, double compact)
{
	int m = OriginalImage.channels();
	int c = OriginalImage.cols;
	int r = OriginalImage.rows;

	pbuff = new unsigned int[r*c];
	for (int i = 0; i < r; i++)
	{
		for (int j = 0; j < c; j++)
		{
			pbuff[i*c+j] = (unsigned int)OriginalImage.at<Vec3b>(i,j)[2]*pow(2,16) + (unsigned int)OriginalImage.at<Vec3b>(i,j)[1]*pow(2,8) + (unsigned int)OriginalImage.at<Vec3b>(i,j)[0];
		}
	}

	SLIC segment;
	int* klabels = NULL;
	int numlabels(0);
	segment.DoSuperpixelSegmentation_ForGivenNumberOfSuperpixels(pbuff, c, r, klabels, numlabels, pnum, compact);

	std::vector<std::vector<Point>> unsorted_kernal_groups;
	unsorted_kernal_groups.resize(numlabels);
	cutted = OriginalImage.clone();
	for (int i = 1; i < r-1; i++)
	{
		for (int j = 1; j < c-1; j++)
		{
			int n0 = klabels[i*c+j];
			int n1 = klabels[i*c+j-1];
			int n2 = klabels[i*c+j+1];
			int n3 = klabels[(i+1)*c+j];
			int n4 = klabels[(i-1)*c+j];
			int n5 = klabels[(i+1)*c+j+1];
			int n6 = klabels[(i+1)*c+j-1];
			int n7 = klabels[(i-1)*c+j+1];
			int n8 = klabels[(i-1)*c+j-1];
			if (n0 != n1 || n0 != n2 || n0 != n3 || n0 != n4 ||
				n0 != n5 || n0 != n6 || n0 != n7 || n0 != n8 )
			{
				cutted.at<Vec3b>(i,j)[0] = 0;
				cutted.at<Vec3b>(i,j)[1] = 0;
				cutted.at<Vec3b>(i,j)[2] = 188;

				int index = klabels[i*c+j];
				unsorted_kernal_groups[index].push_back(Point(i,j));
			}
		}
	}
	sortGroups(unsorted_kernal_groups);
	imwrite("cutted.png",cutted);
}
void unarySortAdd(vec<Formula>& Xs,vec<Formula>& Ys,vec<Formula>& out_sorter,bool useShortCuts){
 	vec<Formula> propgationShortCuts;
	int XsLen = Xs.size();
    int YsLen = Ys.size();
    if (YsLen==0) {
    	if (XsLen>0) {
    		add(Xs,out_sorter);
    		safeSortNetwork(out_sorter,propgationShortCuts);
    		if (useShortCuts) overwrite(out_sorter,propgationShortCuts);
    	}
    }
    else if (XsLen==0) add(Ys,out_sorter);
    else if (XsLen==1 & YsLen==1) {
    	add(Xs,out_sorter);
    	add(Ys,out_sorter);
    	cmp2(out_sorter, 0);
    }
    else {
    	int Ysize; for (Ysize = 2; Ysize < YsLen; Ysize *= 2);
    	Ys.growTo(Ysize,_0_);
    	propgationShortCuts.growTo(Ysize*2,_0_);
    	addShortCuts(Ys,propgationShortCuts);
    	if (XsLen <= YsLen) {
		    Xs.growTo(Ysize,_0_);
		    sortNetwork(Xs,propgationShortCuts);
		    mergeNetwork(Xs,Ys,out_sorter,propgationShortCuts);
		}
		else {
		    vec<vec<Formula> > SubXs;
		    SubXs.push();
		    add(Ys,SubXs.last());
		    splitToGroups(Xs, Ysize, SubXs);
		    sortGroups(SubXs,propgationShortCuts); 
		    mergeGroups(SubXs, Ysize, out_sorter,propgationShortCuts);
		}
		out_sorter.shrink(out_sorter.size() - XsLen-YsLen);
		if(useShortCuts) overwrite(out_sorter,propgationShortCuts);
    }
}