normL1            450 modules/core/include/opencv2/core/base.hpp _AccTp normL1(const _Tp* a, int n)
normL1            507 modules/core/include/opencv2/core/base.hpp _AccTp normL1(const _Tp* a, const _Tp* b, int n)
normL1            526 modules/core/include/opencv2/core/base.hpp inline float normL1(const float* a, const float* b, int n)
normL1            536 modules/core/include/opencv2/core/base.hpp inline int normL1(const uchar* a, const uchar* b, int n)