函数原型:void cartToPolar(const Mat& x, const Mat& y, Mat& magnitude, Mat& angle,bool angleInDegrees=false)函数原型:void cartToPolar(const Ma
函数原型:void cartToPolar(const Mat& x, const Mat& y, Mat& magnitude, Mat& angle,bool angleInDegrees=false)函数原型:void cartToPolar(const Ma