Prerendered Stereoscopic Movies for Commodity Display Systems

1
Pre-rendered Stereoscopic Movies for Commodity
Display Systems

• John Moreland
• Laura Arns
• W. Scott Meador
• January 18, 2005

2
Overview

• Introduction
• Motivations
• Stereo movies
• Display configuration
• Creating stereo movies
• Movie players
• Stereo Movie demo

3
Why stereo movies?

• VR might be too difficult or not necessary
• Real-time 3d not required
• Movies easily play on different systems without
  additional software
• Easily replicate an exact experience for teaching
  or study
• Non-technical people can run movies

4
Passive Stereo
Polarized Filters
Left Eye
Right Eye
Stereo Pair
5
Passive Stereo
Polarized Glasses
Left Eye
Right Eye
Passive Stereo Pair
6
Passive Stereo Movies
Left/Right Stereo Pair
Top/Bottom Stereo Pair

• Left/Right vs. Top/Bottom
• Example Resolution
• Single Movie 800 x 600
• Left/Right 1600 x 600
• Top/Bottom 800 x 1200

7
Display Configuration
Dual Monitor Display
8
Example Display System
Dual Monitor Display
9
Creating Stereo Movies
Example Movie Creation Software

• 3DS Max
• Maya
• AVS/Express

10
Stereo Movies
3ds Max
11
Stereo Movies
3ds Max
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Stereo Movies
3ds Max Summary
Left Eye
Right Eye

• Setup two cameras

• 6 7 cm separation

• Render two movies

13
Stereo Movies
AVS/Express
14
Stereo Movies
AVS/Express
15
Stereo Movies
AVS/Express
16
Stereo Movies
Compositing Software

• Discreet Combustion
• Adobe After Effects

17
Stereo Movies
Combustion
18
Stereo Movies
Combustion
19
Stereo Movies
Combustion
20
Stereo Movies
Combustion
21
Video CODECs

• Sorenson (.mov) works well, but requires a full
  screen .mov
• player such as Quicktime Pro (Windows Media
  Player
• does not play .mov files).
• WM9 VB (.avi) for windows
• Other CODECs may or may not work.

22
Video CODECs
Codec Trial Comparison (15 second movie, 2048x768
resolution) Divx used 1920x720 (83) resolution
since it could not support 2048x768
23
Movie Players

• Windows
• Windows Media Player (used by AG Shared Movie
  Player)
• Quicktime Pro
• Zoom Player
• Linux
• Xine
• AG applications could be written for other players

24
Stereo Movie Demo
25
Acknowledgements

• Leif Delgass Dioselin Gonzales
• Carlos Morales Purdue Computer Graphics
  Technology Department
• Scott King Purdue EAS Department
• Paul Robinson PUCL
• Jin Feng Purdue Visual and Performing Arts
  Department

morelanj_at_purdue.eduarns_at_purdue.eduws_meador_at_yaho
o.com