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Subjective Assessment of H.264 Compressed Stereoscopic Video

2016-04-26
Manasa K, Balasubramanyam Appina, Sumohana S. Channappayya

Abstract

The tremendous growth in 3D (stereo) imaging and display technologies has led to stereoscopic content (video and image) becoming increasingly popular. However, both the subjective and the objective evaluation of stereoscopic video content has not kept pace with the rapid growth of the content. Further, the availability of standard stereoscopic video databases is also quite limited. In this work, we attempt to alleviate these shortcomings. We present a stereoscopic video database and its subjective evaluation. We have created a database containing a set of 144 distorted videos. We limit our attention to H.264 compression artifacts. The distorted videos were generated using 6 uncompressed pristine videos of left and right views originally created by Goldmann et al. at EPFL [1]. Further, 19 subjects participated in the subjective assessment task. Based on the subjective study, we have formulated a relation between the 2D and stereoscopic subjective scores as a function of compression rate and depth range. We have also evaluated the performance of popular 2D and 3D image/video quality assessment (I/VQA) algorithms on our database.

Abstract (translated by Google)

3D(立体声)成像和显示技术的巨大增长导致立体内容(视频和图像)变得越来越流行。然而,立体视频内容的主观评价和客观评价都跟不上内容的快速增长。此外,标准立体视频数据库的可用性也相当有限。在这项工作中,我们试图缓解这些缺点。我们提出一个立体视频数据库及其主观评价。我们创建了一个包含一组144个失真视频的数据库。我们将注意力集中在H.264压缩工件上。扭曲的视频是由Goldmann等人最初创建的6个未被压缩的左视图和右视图的原始视频生成的。在EPFL [1]。另外还有19位学员参加了主观评估任务。在主观研究的基础上,我们将二维和立体主观评分之间的关​​系作为压缩率和深度范围的函数。我们还评估了数据库上流行的2D和3D图像/视频质量评估(I / VQA)算法的性能。

URL

https://arxiv.org/abs/1604.07519

PDF

https://arxiv.org/pdf/1604.07519


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