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Quality assessment of High Definition TV distribution over IP networks

机译:IP网络上高清电视分发的质量评估

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High Definition (HD) content delivery over IP networks has become a reality in the market of entertainment technologies. This paper presents a professional testbed deployed to emulate a real use case of delivering high definition TV material over an IPTV network. The quality of the delivered H.264/AVC encoded video was evaluated by common objective video quality assessment tools in emulated environment subject to impairments. Objective measurements were further validated by subjective tests. Based on the obtained results, guidelines were drawn for the prediction of user perceived quality in loss-prone environments and on the user perception tolerance for viewing impaired HD broadcast IPTV.
机译:通过IP网络传输高清(HD)内容已成为娱乐技术市场中的现实。本文介绍了部署的专业测试平台,以模拟通过IPTV网络传送高清电视资料的实际用例。在受损害的模拟环境中,使用通用的客观视频质量评估工具评估了交付的H.264 / AVC编码视频的质量。通过主观测试进一步验证了客观测量。根据获得的结果,制定了指南,用于在容易丢失的环境中预测用户感知的质量,并针对观看受损的高清广播IPTV的用户感知容忍度。

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