此工程是基于jpeg重压缩检测的篡改区域定位的opencv的svm分类器应用程序，可以检测出经过PS或者美图秀秀修改过的jpeg重压缩图片的篡改区域。-This project is based on jpeg recompression tamper detection area positioning opencv of svm classification application, or can be detected through the PS beauties Xiu Xiu mod