中文说明：该代码完成了复制-粘贴操作后视频的真实性检测。代码简单、易懂，对深入学习视频篡改取证具有一定的指导意义。该代码对应的参考文献：A passive approach for effective detection and localization of region-level video forgery with spatio-temporal coherenceanalysis
English Description：
The code completed copy - paste operation after detecting the authenticity of the video. Code is simple, understandable, for in-depth study of video evidence tampering has some significance. The code corresponding references: A passive approach for effective detection and localization of region-level video forgery with spatio-temporal coherenceanalysis