java 合并Word文档，用于对Office文档的处理，比如替换图片表格等-java deal word file, like office File

实现了手机录屏功能，将截屏下来的屏幕图片进行合并成视频，并保存至sd卡-A phone to record screen feature, the screenshots down to merge into a video screen image and save it to the sd card