该程序主要实现对视频进行分割，且用java进行实现！-The procedures is mainly for video segmentation and it is realized with java!

mp4视频分割器，导入jar包后，使用example里面的demo，分割一个mp4文件，只能选取关键帧处分割。 -mp4 video splitter, after importing jar package, using the example inside the demo, split an mp4 file, only key frame segmentation.