zgzym#C-Programming#高斯卷积核生成函数1

### 直接上代码： ```c++ // generate Gaussian_kernel, the sama as fspecial('gaussian',size,sigma) in matlab cv::Mat Gaussian_kernel(int size, int sigma){ int m = size / 2; cv::Mat kernel(size, size, CV_32FC1); float s = 2 * sigm