Intern final presentation
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DEPT. OF INFO. & COMM., GIST Intern final presentation 2008. 02. 28 Choi Koh Networked Media Laboratory Dept. of Information & Communications Gwangju Institute of Science & Technology (GIST)
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Intern final presentation. 2008. 02. 28 Choi Koh Networked Media Laboratory Dept. of Information & Communications Gwangju Institute of Science & Technology (GIST). Contents. Introduction & Background Motivation Related Work VP System Implementation and Result Conclusion. - PowerPoint PPT Presentation
Transcript of Intern final presentation
DEPT. OF INFO. & COMM., GIST
Intern final presentation
2008. 02. 28
Choi Koh
Networked Media LaboratoryDept. of Information & Communications
Gwangju Institute of Science & Technology (GIST)
DEPT. OF INFO. & COMM., GIST
Contents
Introduction & Background
Motivation
Related Work
VP System
Implementation and Result
Conclusion
DEPT. OF INFO. & COMM., GIST
Introduction & Background
Video Presence(VP) SystemConcept of presence
Psychological sense of “being there” in environment based on technologically founded immersive base
Three types of presence
Personal presence– The extent to which a person feels part of the environment
Social presence– The extent to which others(human and non-human) exist in the environment
Environmental presence– The extent to which the environment acknowledges and interacts with the
participants
Video Presence
Provide sense of presence by sharing multiple high-quality media
Objective
Develop a system and software for video presence
Construct a realistic collaboration environment
DEPT. OF INFO. & COMM., GIST
Motivation
Many users want to present reality
Immersive collaboration meeting
Using concept of presence
Supporting reality meeting environment
World issue and market
Many company concentrate on this field
Market is a wide scope
DEPT. OF INFO. & COMM., GIST
Related Work
Cisco Telepresence
In-person experiences between individuals, businesses, and eventsPeople everywhere can work, live, play, and learn together over the network
OthersHP “hallo”, Polycom “RPX”, Tandberg “Experia”
DEPT. OF INFO. & COMM., GIST
Prototype VP system
VP System
Linux
VLC
Sender
Receiver
Tiled Display
Linux
SVC
IEEE 1394 network
JVC Camera
JVC Camera
JVC Camera
Libraw1394Image capture
In linux
Libiec61883Report image status
And channel selection
Dvgrab 3.0HD image capture
In VLC
SVC
SVC
VLC
VLC
All image channel 63 defaultSo need channel selection
DEPT. OF INFO. & COMM., GIST
Optiplex 755sender
JVC Camera
JVC Camera
VLC
VLC
Dell precison390N
Receiver
SVC
SVC
25Frame rate
25Frame rate
Optiplex 755sender
JVC Camera
JVC Camera
VLC
VLC
Dell precison390N
Receiver
SVC
SVC
20Frame rate
20Frame rate
JVC Camera
VLC SVC20~25
Frame rate
Implementation and result
Stereoscopic
Free View
Sender machine
- Optiplex 755
CPU : Intel Core2 duo 2.66Ghz
RAM : 2GB
HDD : 240GB
NIC : Intel 82566DM-2 Gigabit
Graphic card : ATI Radeon HD 2400XT
OS : Ubuntu 7.04
software : VLC-0.8.6d
Receiver machine
- Dell precision 390N
CPU : Intel Core2 duo 2.4Ghz
RAM : 2GB
HDD : 160GB
NIC : Broadcom 570x Gigabit Integrated
Controller
Graphic card : nVidia Quadro FX3450
OS : Ubuntu 7.04
software : SVC
DEPT. OF INFO. & COMM., GIST
Stereoscopic video
2-dimension mount
Parallel video(2D)
Mixed video(3D)
Implementation result(cont)
DEPT. OF INFO. & COMM., GIST
Free view on tiled display
Just transmission on the tiled display
Camera establishment in a line
Implementation result(cont)
Result video on tiled display
DEPT. OF INFO. & COMM., GIST
Conclusion
Video Presence system
Three HDV video transmission in Tiled display
Using VLC and SVC
Frame rate stability
Future work
Make a note about current VP system
Research wireless network about sensor network
DEPT. OF INFO. & COMM., GIST
End of my intern final presentation.
Thank you.
Any question or comment.
