给照片加相框，相框的边界可根据照片的尺寸自动调节，支持灰度和彩色jpg照片。-This code frames images with a beautiful frame. Automatically adjusts the bordering i.e. framing according to the image s dimensions. Works for both colored and gray images.

矩阵的运算,如矩阵相家,想减,向量相加,向量相减 不错的(Matrix calculations, such as the matrix phase, want to lose, vector, vector timestamps are good)