Computer vision framework for adding CG simulations

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Computer vision framework for adding CG
simulations

• Sashi Kumar Penta
• Robotics Course Project
• Final Project Presentation
• 13 Dec, 2006

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Motivation

• Graphics simulations into real scenes has
  interesting applications
• Special affects in movies
• Demonstrations,

Philippos Mordohai
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Sub Goals

• Imaging
• Calibration
• Stereo correspondence
• Depth-map Computation
• 3D Geometry Construction
• Interactive toolkit

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Imaging
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Calibration

• Obtaining both internal and external parameters
  of the camera

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Rectification
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Graph-cut method
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Staircasing
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Depth-map Computation

• Triangulation
• X
• x x
• C C

X
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3D Geometry Construction

• Obtaining Triangle Mesh
• Object completion
• Foreground
• Background (may occlude foreground)

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Foreground separation
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Interactive Toolkit

• Placing CG simulations

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Summary of the course project contributions

• All the modules proposed are completed
• Imaging
• Calibration
• Stereo correspondence
• Depth-map Computation - ?
• 3D Geometry Construction
• Interactive toolkit

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Future work

• Adding CG simulations into the real-scenes
• IBR frame-work
• Photo-consistency of synthetic scenes with the
  real-scenes

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Questions?
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Thank you!