bool compareFeaturePt(const ImgG& scaledImg1, double imgScale1,
const ImgG& scaledImg2, double imgScale2, const FeaturePoint* pt1,
const FeaturePoint* pt2) {
NCCBlock nccblk1, nccblk2;
getScaledNCCBlock(scaledImg1, imgScale1, pt1->xo, pt1->yo, nccblk1);
getScaledNCCBlock(scaledImg2, imgScale2, pt2->xo, pt2->yo, nccblk2);
double ncc = matchNCCBlock(&nccblk1, &nccblk2);
if (ncc >= 0.6)
return true;
return false;
}
void getScaledNCCBlocks(const ImgG& scaledImg, double scale,
const Mat_d& featpts, PtrVec<NCCBlock>& nccBlks) {
if (featpts.empty())
return;
int npts = (int) featpts.m;
nccBlks.clear();
nccBlks.reserve(npts * 2);
for (int i = 0; i < npts; i++) {
NCCBlock* blk = new NCCBlock();
getScaledNCCBlock(scaledImg, scale, featpts.data[2 * i],
featpts.data[2 * i + 1], *blk);
nccBlks.push_back(blk);
}
}
void getScaledNCCBlocks(const ImgG& scaledImg, double scale,
const std::vector<FeaturePoint*>& vecFeatPts,
PtrVec<NCCBlock>& nccBlks) {
if (vecFeatPts.empty())
return;
int npts = (int) vecFeatPts.size();
nccBlks.clear();
nccBlks.reserve(npts * 2);
for (int i = 0; i < npts; i++) {
NCCBlock* blk = new NCCBlock();
getScaledNCCBlock(scaledImg, scale, vecFeatPts[i]->xo, vecFeatPts[i]->yo,
*blk);
nccBlks.push_back(blk);
}
}
