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-  2015 

面向应急调度的多媒体网关通信模式 Communication pattern of multimedia gateway for emergency scheduling

Keywords: 应急通信,多任务,多线程,语音网关,回调函数

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Abstract:

针对现有文献侧重单一网关功能实现的问题,研究多媒体网关共性和底层通信模式.以应急调度系统业务流程为例,分析了网关数据通信的多任务并发处理流程,设计了一套适合多媒体网关软件开发的通信模式.该模式将多任务分配到线程池的空闲线程队列并发执行,以插件形式封装外部设备,在异构网络环境中实现了媒体设备之间的异步通信.通过会议调度实例指出了IP语音质量优化的可行方案,实验结果表明,以该模式研发的语音网关能很好满足应急调度功能要求,实时响应性能良好

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