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To guarantee the streaming media QoS in multimedia system application,we propose a service frame of A/V stream based on RT-CORBA middleware entity,which can afford QoS management for the distributed multimedia system.

本文采用扩展RT-CORBA的A/V流服务框架,在实时分布式多媒体应用中为流媒体提供QoS的管理功能,解决实时A/V流缓冲问题,并提供相应机制支持RT-CORBA环境下的流媒体QoS。