ocl_prefilter_xsobel  863 modules/calib3d/src/stereobm.cpp         if(!ocl_prefilter_xsobel( left0, left, state->preFilterCap ))
ocl_prefilter_xsobel  865 modules/calib3d/src/stereobm.cpp         if(!ocl_prefilter_xsobel( right0, right, state->preFilterCap))