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Searched refs:Dxy (Results 1 – 5 of 5) sorted by relevance

/external/opencv/cv/src/
Dcvsurf.cpp114 CvSurfHF Dx[NX], Dy[NY], Dxy[NXY], Dm; in icvFastHessianDetector() local
140 icvResizeHaarPattern( dxy_s, Dxy, NXY, SIZE0, size, sum->cols ); in icvFastHessianDetector()
142 Dxy[i].w *= 0.9f; in icvFastHessianDetector()
173 dxy = (s[Dxy[0].p0] + s[Dxy[0].p3] - s[Dxy[0].p1] - s[Dxy[0].p2])*Dxy[0].w + in icvFastHessianDetector()
174 (s[Dxy[1].p0] + s[Dxy[1].p3] - s[Dxy[1].p1] - s[Dxy[1].p2])*Dxy[1].w + in icvFastHessianDetector()
175 (s[Dxy[2].p0] + s[Dxy[2].p3] - s[Dxy[2].p1] - s[Dxy[2].p2])*Dxy[2].w + in icvFastHessianDetector()
176 (s[Dxy[3].p0] + s[Dxy[3].p3] - s[Dxy[3].p1] - s[Dxy[3].p2])*Dxy[3].w; in icvFastHessianDetector()
Dcvcorner.cpp506 CvMat *Dx = 0, *Dy = 0, *D2x = 0, *D2y = 0, *Dxy = 0; in cvPreCornerDetect() local
604 CV_CALL( Dxy = cvCreateMat( max_dy, aligned_width, d_depth )); in cvPreCornerDetect()
605 Dx->cols = Dy->cols = D2x->cols = D2y->cols = Dxy->cols = size.width; in cvPreCornerDetect()
635 stripe_size.height = dxy_filter.process(src,Dxy,roi,origin,stage); in cvPreCornerDetect()
651 Dxy->data.ptr, d_step, stripe_size, aperture_size )); in cvPreCornerDetect()
664 const short* dxydata = (const short*)(Dxy->data.ptr + i*Dxy->step); in cvPreCornerDetect()
682 const float* dxydata = (const float*)(Dxy->data.ptr + i*Dxy->step); in cvPreCornerDetect()
702 cvReleaseMat( &Dxy ); in cvPreCornerDetect()
/external/opencv3/modules/imgproc/src/
Dcorner.cpp493 UMat Dx, Dy, D2x, D2y, Dxy; in ocl_preCornerDetect() local
500 Sobel( _src, Dxy, CV_32F, 1, 1, ksize, 1, 0, borderType ); in ocl_preCornerDetect()
516 ocl::KernelArg::ReadOnlyNoSize(Dxy), ocl::KernelArg::WriteOnly(dst), (float)factor); in ocl_preCornerDetect()
679 Mat Dx, Dy, D2x, D2y, Dxy, src = _src.getMat(); in preCornerDetect()
687 Sobel( src, Dxy, CV_32F, 1, 1, ksize, 1, 0, borderType ); in preCornerDetect()
711 const float* dxydata = Dxy.ptr<float>(i); in preCornerDetect()
/external/opencv3/modules/features2d/src/kaze/
DKAZEFeatures.cpp402 float Dxx = 0.0, Dyy = 0.0, Dss = 0.0, Dxy = 0.0, Dxs = 0.0, Dys = 0.0; in Do_Subpixel_Refinement() local
435 … Dxy = (1.0f / (4.0f*step))*(*(evolution_[kpts_[i].class_id].Ldet.ptr<float>(y + step) + x + step) in Do_Subpixel_Refinement()
455 *(A.ptr<float>(0) + 1) = *(A.ptr<float>(1)) = Dxy; in Do_Subpixel_Refinement()
DAKAZEFeatures.cpp398 float Dxx = 0.0, Dyy = 0.0, Dxy = 0.0; in Do_Subpixel_Refinement() local
424 Dxy = (0.25f)*(*(evolution_[kpts[i].class_id].Ldet.ptr<float>(y + 1) + x + 1) in Do_Subpixel_Refinement()
432 A(0, 1) = A(1, 0) = Dxy; in Do_Subpixel_Refinement()