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added improved ORB implementation, convex-convex polygon intersection, eigen2x2 low-level function ...

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Vadim Pisarevsky
2011-11-08 12:01:49 +00:00
parent 5a702d7d9d
commit 2e9f5c434b
18 changed files with 1518 additions and 1144 deletions
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7
modules/imgproc/include/opencv2/imgproc/imgproc.hpp
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@@ -445,6 +445,9 @@ CV_EXPORTS_W void cornerHarris( InputArray src, OutputArray dst, int blockSize,
int ksize, double k,
int borderType=BORDER_DEFAULT );
// low-level function for computing eigenvalues and eigenvectors of 2x2 matrices
CV_EXPORTS void eigen2x2( const float* a, float* e, int n );
//! computes both eigenvalues and the eigenvectors of 2x2 derivative covariation matrix at each pixel. The output is stored as 6-channel matrix.
CV_EXPORTS_W void cornerEigenValsAndVecs( InputArray src, OutputArray dst,
int blockSize, int ksize,
@@ -1016,6 +1019,10 @@ CV_EXPORTS_W void convexHull( InputArray points, OutputArray hull,
//! returns true iff the contour is convex. Does not support contours with self-intersection
CV_EXPORTS_W bool isContourConvex( InputArray contour );
//! finds intersection of two convex polygons
CV_EXPORTS_W float intersectConvexConvex( InputArray _p1, InputArray _p2,
OutputArray _p12, bool handleNested=true );
//! fits ellipse to the set of 2D points
CV_EXPORTS_W RotatedRect fitEllipse( InputArray points );