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SIGGRAPH 2012 Computational Plenoptic Imaging Course - 2 High Dynamic Range Imaging

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SIGGRAPH 2012 Computational Plenoptic Imaging Course - 2 High Dynamic Range Imaging

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SIGGRAPH 2012 Computational Plenoptic Imaging Course - 2 High Dynamic Range Imaging

  1. 1. Wolfgang Heidrich
  2. 2. High Dynamic Range Imaging SIMULTANEOUSLY VISIBLE DYNAMIC RANGE CONVENTIONAL CAMERAS Wolfgang Heidrich
  3. 3. What is HDR? http://en.wikipedia.org/wiki/High-dynamic-range_imaging Wolfgang Heidrich
  4. 4. Commercial HDR Cameras Grass Valley Viper Spheron Panavision Genesis Wolfgang Heidrich
  5. 5. Commercial HDR Cameras no with no with pixim pixim pixim pixim Wolfgang Heidrich
  6. 6. HDR with Standard Sensors HDRI with Standard Sensors  Trading for Temporal Resolution  Trading for Spatial Resolution  Multiple Sensors  Generalized Encodings Wolfgang Heidrich
  7. 7. Multi-Exposure Imaging: Trading Temporal Resolution Exposure Sequence Radiance Map Tonemapped Image[Debevec & Malik 97] Wolfgang Heidrich
  8. 8. Trading Spatial Resolution:Assorted PixelsND filter arrays Conventional Camera SVE Camera SVE Reconstruction [Nayar and Mitsunaga 00,Narasimhan and Nayar 05] Wolfgang Heidrich
  9. 9. Fourier-based ReconstructionLow dynamic range Low dynamic rangeOur reconstruction Our reconstructionGround truth Ground truth [Wetzstein et al. 10] Wolfgang Heidrich
  10. 10. Multiple Sensors Exposure Sequence &Tonemapped Image [McGuire et al. 07] Wolfgang Heidrich
  11. 11. General Encodings [Rouf et al. 11] Wolfgang Heidrich
  12. 12. More on HDR Imaging • HDR image / video encoding • capture, display, tone reproduction • visible difference predictors • image based lighting, etc. Wolfgang Heidrich
  13. 13. Wolfgang Heidrich

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