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System and method for video delivery over heterogeneous networks with scalable video coding for multiple subscriber tiers

机译:在具有多个用户层的可伸缩视频编码的异构网络上进行视频传递的系统和方法

摘要

A method is provided in one example and can include receiving a source data stream, generating a base layer sub-stream from the source data stream, and generating an enhancement layer sub-stream from the source data stream. The method further includes communicating the base layer sub-stream to a client device using a first communication protocol, and communicating the enhancement layer sub-stream to the client device using a second communication protocol. In a particular example, the one-to-many communication protocol is a multicast communication protocol and the second communication protocol is a unicast communication protocol. In another example, the base layer sub-stream is sent to the client device via a first network connection and the enhancement layer sub-stream is sent to the client device via a second network connection.
机译:在一个示例中提供了一种方法,该方法可以包括:接收源数据流;从源数据流生成基础层子流;以及从源数据流生成增强层子流。该方法还包括使用第一通信协议将基础层子流传送到客户端设备,以及使用第二通信协议将增强层子流传送到客户端设备。在特定示例中,一对多通信协议是多播通信协议,并且第二通信协议是单播通信协议。在另一示例中,基础层子流经由第一网络连接被发送到客户端设备,并且增强层子流经由第二网络连接被发送到客户端设备。

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