In this paper, a multi-source multipath video streaming system to support concurrent Video-on- Demand VoD) services over Wireless Mesh etworks (WMNs) is proposed , and the route selection problem for such a system using rate-distortion optimized framework is also approached-In this paper, a multi-source multipath video streaming system to support concurrent Video-on- Demand VoD) services over Wireless Mesh etworks (WMNs) is proposed , and　the route selection problem for such a system using rate-distortion optimized framework is also approached