用opencv实现LBP算法。通过一个3*3的模板在图像矩阵上滑动，用模板四周的八领域像素和中间的像素值比较，大于的为1，小于的为0，从左上角顺时针排列，然后转化为十进制放在模板中间的对应位置。-LBP algorithm with opencv. Through a 3* 3 matrix template image slide, with the template field of eight around the center pixel and the pixel value comp