inline _CvMAT_MUL_ADD_ operator * ( const _CvMAT_SCALE_SHIFT_& a, const _CvMAT_SCALE_& b )
{ return _CvMAT_MUL_ADD_( a.a, b.a, a.alpha*b.alpha, b.a, a.beta*b.alpha, 0 ); }
inline _CvMAT_MUL_ADD_ operator * ( const _CvMAT_SCALE_SHIFT_& a, const _CvMAT_SCALE_& b )
{ return _CvMAT_MUL_ADD_( a.a, b.a, a.alpha*b.alpha, b.a, a.beta*b.alpha, 0 ); }