可以从数字电视系统的TS(Transport Stream)流文件中找出到指定包(由用户设置PID、TableID等参数)数量及在流中的位置，对开发数字电视用户很有用-from digital TV system TS (Transport Stream) flow document to identify specific packages (PID set by the user, TableID parameters) volume and flow in the location of