Compressed-Domain Encryption of Adapted H.264 Video
ISM '06 Proceedings of the Eighth IEEE International Symposium on Multimedia
Resource Sharing Architecture For Cooperative Heterogeneous P2P Overlays
Journal of Network and Systems Management
MM '08 Proceedings of the 16th ACM international conference on Multimedia
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This paper presents a light weight but effective master-sender-driven multiple parent approach for online video adaptation and streaming to heterogeneous clients. The proposed design facilitates the cooperation of participating clients for improving the utilization of the spare resources in an overlay. Our design uses standard H.264/AVC video streams. It enables peers to contribute both CPU and bandwidth in a multi-parent fashion, such that no dedicated adaptation server and streaming server is required, although we need a reliable rendezvous point for the video stream originators and the peers in the overlay. We present the live video processing paradigm using metadata followed by the video distribution overview. A brief performance evaluation supporting the design choices is also presented.