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/external/opencv/cv/src/

cvundistort.cpp

67 float x = (u - u0)*ifx, x2 = x*x, r2 = x2 + y2, _2xy = 2*x*y; local 69 float _x = fx*(x*kr + p1*_2xy + p2*(r2 + 2*x2)) + x0; 70 float _y = fy*(y*kr + p1*(r2 + 2*y2) + p2*_2xy) + y0; 246 float x = (u - u0)*ifx, x2 = x*x, r2 = x2 + y2, _2xy = 2*x*y; local 248 double _x = fx*(x*kr + p1*_2xy + p2*(r2 + 2*x2)) + x0; 249 double _y = fy*(y*kr + p1*(r2 + 2*y2) + p2*_2xy) + y0; 357 double r2 = x2 + y2, _2xy = 2*x*y; local 359 double u = fx*(x*kr + p1*_2xy + p2*(r2 + 2*x2)) + u0; 360 double v = fy*(y*kr + p1*(r2 + 2*y2) + p2*_2xy) + v0;

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