Notes
Slide Show
Outline
1
Announcements
    • Review on Thurs
    • Project 4
      • due Wed night
      • no later than Friday night (with late days)
    • Extra office hour:  Friday 4-5
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View Interpolation
  • Problem Statement
  • Input:  two views of an unknown rigid scene
    • from unknown viewpoints
  • Output:  in-between views from a virtual camera
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Image Morphing
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Image Morphing for View Synthesis?
  • We want physically-correct view interpolations
    • Can image morphing do this?
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Special Case:  Parallel Cameras
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View Morphing in 3 Steps
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View Morphing in 3 Steps
  • 1.  Prewarp
  •          align views
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View Morphing in 3 Steps
  • 1.  Prewarp
  •          align views


  • 2.  Morph
  •          move camera
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View Morphing in 3 Steps
  • 1.  Prewarp
  •          align views


  • 2.  Morph
  •          move camera


  • 3.  Postwarp
  •          point camera
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Videos
  • View morphing
  • Blanz & Vetter (SIGGRAPH 99)
  • MIT single view (SIGGRAPH 01)
  • Yu inv-radiosity (SIGGRAPH 00)
  • Debevec relight (SIGGRAPH 02)
  • Video rewrite (SIGGRAPH 97)
  • Vision-based pong (Seitz tape)
  • Debevec IBMR in art & cinema tape
  • Debevec face relighting demo