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A performance analysis of personal computers in a video conferencing environment

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Abstract

New intelligent adapters, advanced bus architectures, and powerful microprocessors have resulted in a new generation of personal computers with true multimedia capabilities. Collaborative applications are the most demanding applications of multimedia technologies today. We present a performance analysis of how effective video conferencing applications can be supported with personal computers connected through a local area network (LAN). We also evaluate the performance impact of an advanced, peer-to-peer I/O protocol. The key factor in the performance of a video conferencing system over a LAN is the video compression and decompression algorithms. At high video frame rates, the peer-to-peer I/O protocol performs better than the traditional, bus-master, interrupt-driven I/O protocol.

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Correspondence to Khoa D. Huynh.

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Huynh, K.D., Khoshgoftaar, T.M. A performance analysis of personal computers in a video conferencing environment. Multimedia Systems 2, 103–117 (1994). https://doi.org/10.1007/BF01222123

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