Lines Matching defs:Dy
209 CvMat *Dx = 0, *Dy = 0, *cov = 0;
296 CV_CALL( Dy = cvCreateMat( max_dy, aligned_width, d_depth ));
299 Dx->cols = Dy->cols = size.width;
325 stripe_size.height = dy_filter.process( src, Dy, cvRect(0,y,-1,delta),
339 Dy->data.ptr, d_step, stripe_size,
347 Dy->data.ptr, d_step, stripe_size ));
357 const short* dydata = (const short*)(Dy->data.ptr + i*Dy->step);
362 double dy = dydata[j]*factory;
365 cov_data[j*3+1] = (float)(dx*dy);
366 cov_data[j*3+2] = (float)(dy*dy);
372 const float* dydata = (const float*)(Dy->data.ptr + i*Dy->step);
377 double dy = dydata[j]*factory;
380 cov_data[j*3+1] = (float)(dx*dy);
381 cov_data[j*3+2] = (float)(dy*dy);
412 cvReleaseMat( &Dy );
506 CvMat *Dx = 0, *Dy = 0, *D2x = 0, *D2y = 0, *Dxy = 0;
601 CV_CALL( Dy = cvCreateMat( max_dy, aligned_width, d_depth ));
605 Dx->cols = Dy->cols = D2x->cols = D2y->cols = Dxy->cols = size.width;
632 dy_filter.process(src,Dy,roi,origin,stage);
645 Dy->data.ptr, d_step, stripe_size, aperture_size ));
661 const short* dydata = (const short*)(Dy->data.ptr + i*Dy->step);
670 double dy = dydata[j];
671 double dy2 = dy * dy;
673 dstdata[j] = (float)(factor*(dx2*d2ydata[j] + dy2*d2xdata[j] - 2*dx*dy*dxydata[j]));
679 const float* dydata = (const float*)(Dy->data.ptr + i*Dy->step);
687 double dy = dydata[j];
688 dstdata[j] = (float)(factor*(dx*dx*d2ydata[j] + dy*dy*d2xdata[j] - 2*dx*dy*dxydata[j]));
699 cvReleaseMat( &Dy );
