编写的一个mpeg-4文件解析器，有完整的界面设计，该软件可以逐级显示其内部成员及成员的内部数据，便于熟悉和研究mp4文件-a mpeg-4 file parser, a complete interface design, the software can display every level of its internal members and members of the internal data, easy familiarity and research mp4 files