x264包括修改后的Decoder部分，原来的Decoder代码有两个BUG，进行了修改。可以正常进行编解码。-including modified Decoder x264 part, the original Decoder code has two BUG, ​ ​ modified. Codec can be normal.

基于运动矢量的视频隐写分析算法，提取出特征值进行分类器训练-Video based on motion vector steganalysis algorithm to extract the characteristic values ​ ​ for classifier training