应用harris算子进行角点检测，然后利用相关性检测得到匹配焦点，然后进行图像的重采样，适于对于彩色图像的处理，对于灰度图像，只要将harris算子检测时的图像从彩色道灰度图像的语句去掉即可-Application of operator harris corner detection, and then make use of relevant test match to be the focus, and then carried out resampling images, suitabl