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In the 360-degree immersive video, a user only views a part of the entire raw video frame based on her viewing direction. However, today's 360-degree video players always fetch the entire panoramic view regardless of users' head movement,…

Multimedia · Computer Science 2017-04-27 Arnob Ghosh , Vaneet Aggarwal , Feng Qian

We propose a robust scheme for streaming 360-degree immersive videos to maximize the quality of experience (QoE). Our streaming approach introduces a holistic analytical framework built upon the formal method of stochastic optimization. We…

Multimedia · Computer Science 2018-12-04 Arnob Ghosh , Vaneet Aggarwal , Feng Qian

360-degree video streaming provides users with immersive experience by letting users determine their field-of-views (FoVs) in real time. To enhance the users' quality of experience (QoE) given their limited bandwidth, recent works have…

Networking and Internet Architecture · Computer Science 2020-05-07 Ming Tang , Vincent W. S. Wong

360-degree video becomes increasingly popular among users. In the current network bandwidth, serving high resolution 360 degree video to users is quite difficult. Most of the work has been devoted to the prediction of user viewports or…

Multimedia · Computer Science 2023-08-29 Zhiyu Pang

360{\deg} video is attracting an increasing amount of attention in the context of Virtual Reality (VR). Owing to its very high-resolution requirements, existing professional streaming services for 360{\deg} video suffer from severe…

Multimedia · Computer Science 2017-11-08 Cagri Ozcinar , Ana De Abreu , Aljosa Smolic

While traditional multimedia applications such as games and videos are still popular, there has been a significant interest in the recent years towards new 3D media such as 3D immersion and Virtual Reality (VR) applications, especially 360…

Multimedia · Computer Science 2017-11-20 Mohammad Hosseini , Viswanathan Swaminathan

360{\deg} videos a.k.a. spherical videos are getting popular among users nevertheless, omnidirectional view of these videos demands high bandwidth and processing power at the end devices. Recently proposed viewport aware streaming…

Multimedia · Computer Science 2021-05-26 Chamara Kattadige , Kanchana Thilakarathna

This paper investigates adaptive streaming of one or multiple tiled 360 videos from a multi-antenna base station (BS) to one or multiple single-antenna users, respectively, in a multi-carrier wireless system. We aim to maximize the video…

Multimedia · Computer Science 2021-09-29 Lingzhi Zhao , Ying Cui , Zhi Liu , Yunfei Zhang , Sheng Yang

Virtual reality has been gaining popularity in recent years caused by the proliferation of affordable consumer-grade devices such as Oculus Rift, HTC Vive, and Samsung VR. Amongst the various VR applications, 360{\deg} video streaming is…

Networking and Internet Architecture · Computer Science 2019-10-08 Christian Koch , Arne-Tobias Rak , Michael Zink , Ralf Steinmetz , Amr Rizk

Wirelessly streaming high quality 360 degree videos is still a challenging problem. When there are many users watching different 360 degree videos and competing for the computing and communication resources, the streaming algorithm at hand…

Machine Learning · Computer Science 2024-09-25 Anis Elgabli , Mohammed S. Elbamby , Cristina Perfecto , Mounssif Krouka , Mehdi Bennis , Vaneet Aggarwal

Immersive media streaming, especially virtual reality (VR)/360-degree video streaming which is very bandwidth demanding, has become more and more popular due to the rapid growth of the multimedia and networking deployments. To better…

Multimedia · Computer Science 2018-03-22 Wei Huang , Lianghui Ding , Hung-Yu Wei , Jenq-Neng Hwang , Yiling Xu , Wenjun Zhang

In this paper, we study the server-side rate adaptation problem for streaming tile-based adaptive 360-degree videos to multiple users who are competing for transmission resources at the network bottleneck. Specifically, we develop a…

Multimedia · Computer Science 2019-06-21 Junni Zou , Chenglin Li , Chengming Liu , Qin Yang , Hongkai Xiong , Eckehard Steinbach

We demonstrate an adaptive bandwidth-efficient 360 VR video streaming system based on MPEG-DASH SRD. We extend MPEG-DASH SRD to the 3D space of 360 VR videos, and showcase a dynamic view-aware adaptation technique to tackle the high…

Multimedia · Computer Science 2017-01-24 Mohammad Hosseini , Viswanathan Swaminathan

The delivery and display of 360-degree videos on Head-Mounted Displays (HMDs) presents many technical challenges. 360-degree videos are ultra high resolution spherical videos, which contain an omnidirectional view of the scene. However only…

Multimedia · Computer Science 2017-08-02 Xavier Corbillon , Gwendal Simon , Alisa Devlic , Jacob Chakareski

360{\deg} videos require significant bandwidth to provide an immersive viewing experience. Wireless systems using terahertz (THz) frequency band can meet this high data rate demand. However, self-blockage is a challenge in such systems. To…

Image and Video Processing · Electrical Eng. & Systems 2024-12-10 Mehdi Setayesh , Vincent W. S. Wong

For $360^{\circ}$ video streaming, FoV-adaptive coding that allocates more bits for the predicted user's field of view (FoV) is an effective way to maximize the rendered video quality under the limited bandwidth. We develop a low-latency…

Image and Video Processing · Electrical Eng. & Systems 2024-03-19 Yixiang Mao , Liyang Sun , Yong Liu , Yao Wang

Immersive video offers the freedom to navigate inside virtualized environment. Instead of streaming the bulky immersive videos entirely, a viewport (also referred to as field of view, FoV) adaptive streaming is preferred. We often stream…

Multimedia · Computer Science 2018-02-19 Shaowei Xie , Qiu Shen , Yiling Xu , Qiaojian Qian , Shaowei Wang , Zhan Ma , Wenjun Zhang

The recent rise of interest in Virtual Reality (VR) came with the availability of commodity commercial VR products, such as the Head Mounted Displays (HMD) created by Oculus and other vendors. One of the main applications of virtual reality…

Multimedia · Computer Science 2017-05-16 Tarek El-Ganainy

In the tile-based 360-degree video streaming, predicting user's future viewpoints and developing adaptive bitrate (ABR) algorithms are essential for optimizing user's quality of experience (QoE). Traditional single-user based viewpoint…

Multimedia · Computer Science 2020-09-30 Jun Fu , Zhibo Chen , Xiaoming Chen , Weiping Li

Virtual reality (VR) is making waves around the world recently. However, traditional video streaming is not suitable for VR video because of the huge size and view switch requirements of VR videos. Since the view of each user is limited, it…

Networking and Internet Architecture · Computer Science 2019-06-28 Jie Feng , Yongpeng Wu , Guangtao Zhai , Ning Liu , Wenjun Zhang
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