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Re: [PanoToolsNG] Head Tracking for iPad/iPhone: Glasses-Free 3D Display

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  • Matt Smith
    It might not work for panos, but we have enough information in object shots to make it work. Matt Smith PhotoSpherix 317.396.5791 Spin 360 Product Photography
    Message 1 of 3 , Apr 12, 2011
      It might not work for panos, but we have enough information in object
      shots to make it work.



      Matt Smith
      PhotoSpherix
      317.396.5791
      Spin 360 Product Photography
      Indianapolis, Indiana USA
      http://www.photospherix.com

      On Apr 12, 2011, at 11:22 AM, Roger D. Williams wrote:

      > On Tue, 12 Apr 2011 23:37:27 +0900, afrenyo <andras@...>
      > wrote:
      >
      >> The Engineering Human-Computer Interaction Research Group says:
      >>
      >> "Head-Coupled Perspective (HCP) on mobile devices allows to create a
      >> glasses-free monocular 3D display. It is based on a efficient
      >> head-tracker that uses the front-facing camera of the device. We
      >> use an
      >> off-axis projection in order to adapt the perspective of the 3D scene
      >> according to the head's position of the user. Such spatially-aware
      >> mobile display enables to improve the possibilities of interaction."
      >>
      >> http://iihm.imag.fr/en/demo/hcpmobile/
      >
      > This is a cool idea, well implemented. But it does rely upon either
      > true 3D information about the scene or at least inferable from it.
      > Inferable in the sense that it can be generated by computation.
      >
      > I cannot imagine it working well for panoramas, where a stereo pair
      > of images may have enough spatial information to fool the eyes/brain
      > into "seeing" a stereo image, but there is little or no information
      > on what is actually hidden behind foreground objects.
      >
      > Roger W.
      >
      > --
      > Work: www.adex-japan.com
      >
      >
      > ------------------------------------
      >
      > --
      >
      >
      >



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