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The delivery of High Definition Television (HDTV) over IP networks, namely the HD IPTV, has emerged as one of the major distribution and access techniques for broadband multimedia services. IPTV adopts H.264/AVC as its coding standard due to its high video compression efficiency as well as powerful error resilience features. This paper presents studies on some of these features applied to HD IPTV...
For pt. 1 see ibid., vol. 13, no. 1, p.70-5 (2009). In this second part of a two-part article, the authors highlight the impact that different durations of IP packet loss have on the quality of experience for IP-based video streaming services. They describe the visual impairments that result from such packet losses and present the results of testing and analysis to compare impairments for different...
This paper investigates video content-related features, such as measures of spatio-temporal complexity, for inclusion into parametric video quality models. Our goal is to find a parametric content description that correlates with perceived video quality. In the course of the development of a parametric IPTV video quality prediction model (T-V-model), a large number of subjective tests have been conducted...
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