DMIF 即多媒体传送整体框架，它主要解决交互网络中、广播环境下以及磁盘应用中多媒体应用的操作问题。 通过传输多路合成比特信息来建立客户端和服务器端的交互和传输。 通过DMIF，MPEG4可以建立起具有特殊品质服务（QoS）的信道和面向每个基本流的带宽。-DMIF that the overall fr a mework of multimedia transmission, it mainly to solve the interactive network, broadcasting environment, as well as multimedia applications disk applications of operational problems. Synthesis of multi-way through the transmission of information bits to create client and server interaction and transmission. Through DMIF, MPEG4 can establish a special quality of service (QoS)-oriented channel bandwidth for each elementary stream.