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removed obsolte global motion estimation method

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This commit is contained in:
Alexey Spizhevoy 2012-09-21 10:46:00 +04:00
parent 46ce5976ae
commit f3bc1aede1
2 changed files with 0 additions and 69 deletions
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3
modules/videostab/include/opencv2/videostab/global_motion.hpp
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@ -66,9 +66,6 @@ CV_EXPORTS Mat estimateGlobalMotionLeastSquares(
InputOutputArray points0, InputOutputArray points1, int model = MM_AFFINE,
float *rmse = 0);
CV_EXPORTS Mat estimateGlobalMotionMedian(
InputArray points0, InputArray points1, int model, int size, int niters);
CV_EXPORTS Mat estimateGlobalMotionRansac(
InputArray points0, InputArray points1, int model = MM_AFFINE,
const RansacParams &params = RansacParams::default2dMotion(MM_AFFINE),

66
modules/videostab/src/global_motion.cpp
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@ -305,72 +305,6 @@ Mat estimateGlobalMotionLeastSquares(
}
Mat estimateGlobalMotionMedian(
InputArray points0, InputArray points1, int model, int size, int niters)
{
// perform 'niters' iterations over points subsets ('size' elements each) estimating
// motions, after that select median motion parameters from the distribution
CV_Assert(model <= MM_AFFINE);
CV_Assert(points0.type() == points1.type());
const int npoints = points0.getMat().checkVector(2);
CV_Assert(points1.getMat().checkVector(2) == npoints);
const Point2f *points0_ = points0.getMat().ptr<Point2f>();
const Point2f *points1_ = points1.getMat().ptr<Point2f>();
// all estimated motions
vector<float> Ms[3][3];
for (int i = 0; i < 3; ++i)
for (int j = 0; j < 3; ++j)
Ms[i][j].resize(niters);
// current hypothesis
vector<int> indices(size);
vector<Point2f> subset0(size);
vector<Point2f> subset1(size);
RNG rng(0);
for (int iter = 0; iter < niters; ++iter)
{
for (int i = 0; i < size; ++i)
{
bool ok = false;
while (!ok)
{
ok = true;
indices[i] = static_cast<unsigned>(rng) % npoints;
for (int j = 0; j < i; ++j)
if (indices[i] == indices[j])
{ ok = false; break; }
}
}
for (int i = 0; i < size; ++i)
{
subset0[i] = points0_[indices[i]];
subset1[i] = points1_[indices[i]];
}
Mat_<float> M = estimateGlobalMotionLeastSquares(subset0, subset1, model, 0);
for (int i = 0; i < 3; ++i)
for (int j = 0; j < 3; ++j)
Ms[i][j][iter] = M(i, j);
}
Mat_<float> medianM(3, 3);
for (int i = 0; i < 3; ++i)
for (int j = 0; j < 3; ++j)
{
nth_element(Ms[i][j].begin(), Ms[i][j].begin() + niters/2, Ms[i][j].end());
medianM(i, j) = Ms[i][j][niters/2];
}
return medianM;
}
Mat estimateGlobalMotionRansac(
InputArray points0, InputArray points1, int model, const RansacParams &params,
float *rmse, int *ninliers)