v_float32x4       713 modules/hal/include/opencv2/hal/intrin_cpp.hpp typedef v_reg<float, 4> v_float32x4;
v_float32x4       174 modules/hal/include/opencv2/hal/intrin_neon.hpp struct v_float32x4
v_float32x4       175 modules/hal/include/opencv2/hal/intrin_sse.hpp struct v_float32x4