A social interaction system based on cloud computing for mobile video telephony

2014 ◽  
Vol 57 (3) ◽  
pp. 1-10 ◽  
Author(s):  
Yuan-Chih Yu
Author(s):  
Qi Wang ◽  
James Nightingale ◽  
Runpeng Wang ◽  
Naeem Ramzan ◽  
Christos Grecos ◽  
...  

Mobile multimedia computing has become ubiquitous in everyday life. However, mobile device users involved in resource-demanding visual applications such as video streaming often encounter performance degradations due to their mobile devices’ intrinsic constraints in processing power, storage, and battery capacity. Cloud computing can be explored to circumvent such problems thanks to the vast resources available in the cloud. Mobile video cloud computing has thus emerged as an important research and development topic to achieve high-performance, innovative networked video applications. This chapter discusses the recent advances in mobile video cloud technologies and applications. The authors investigate mobile video cloud systems starting with the various mobile cloud paradigms and then present challenges and solutions of mobile video cloud management for mobility, context, and security. Furthermore, the authors examine the latest video coding standards and explore methods based on parallelisation and scalability for their optimised application over mobile clouds, followed by three highlighted mobile cloud video applications including streaming, transcoding, and gaming. Finally, future directions in this area are envisioned.


Author(s):  
Samu Pehkonen ◽  
Mirka Rauniomaa ◽  
Pauliina Siitonen

The article explores different participant positions that are available to researchers of social interaction during the collection of mobile video data. In the data presented, participants are engaged in outdoor activities that essentially involve some form and amount of mobility. The authors analyse the positions they have adopted in collecting data involving groups of mobile participants. The positions have varied depending on whether the activities allow, or even assume, researchers to draw on some specific participant knowledge. The article focuses on moments of adjustment during which the authors, as researchers collecting data, evidently make decisions about what to record and how to participate in the ongoing activity, and which thus reflect their spontaneous, negotiable and planned participation on site. As researchers of social interaction increasingly draw on data that involve mobility, it is pertinent to consider the possible positions that they may adopt and the practices that they employ in the collection and analysis of such data.


2015 ◽  
pp. 1000-1024
Author(s):  
Qi Wang ◽  
James Nightingale ◽  
Runpeng Wang ◽  
Naeem Ramzan ◽  
Christos Grecos ◽  
...  

Mobile multimedia computing has become ubiquitous in everyday life. However, mobile device users involved in resource-demanding visual applications such as video streaming often encounter performance degradations due to their mobile devices' intrinsic constraints in processing power, storage, and battery capacity. Cloud computing can be explored to circumvent such problems thanks to the vast resources available in the cloud. Mobile video cloud computing has thus emerged as an important research and development topic to achieve high-performance, innovative networked video applications. This chapter discusses the recent advances in mobile video cloud technologies and applications. The authors investigate mobile video cloud systems starting with the various mobile cloud paradigms and then present challenges and solutions of mobile video cloud management for mobility, context, and security. Furthermore, the authors examine the latest video coding standards and explore methods based on parallelisation and scalability for their optimised application over mobile clouds, followed by three highlighted mobile cloud video applications including streaming, transcoding, and gaming. Finally, future directions in this area are envisioned.


2014 ◽  
Vol 1 (2) ◽  
pp. 5-10
Author(s):  
MingMing Guo ◽  
ShengLong Yang ◽  
Huan Yan ◽  
LiFeng Kan ◽  
Bo Yang

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