PROJ_SPHERICAL_EQRECT 2633 modules/imgproc/include/opencv2/imgproc.hpp int projType = PROJ_SPHERICAL_EQRECT, double alpha = 0); PROJ_SPHERICAL_EQRECT 437 modules/imgproc/src/undistort.cpp if( projType == PROJ_SPHERICAL_EQRECT )