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54701Re: [PanoToolsNG] Re: 360 gigapixel images

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  • Peter Stephens - PanoTools NG list
    Jul 3, 2012
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      Thank you Erik !

      Peter Stephens Photography
      www.peterstephens.co.uk


      On 2 Jul 2012, at 21:42, Erik Krause <erik.krause@...> wrote:

      > Am 02.07.2012 22:07, schrieb Peter:
      >> Im planning on producing a 360 spherical gigapixel image. Is there a
      >> way of working out how many images are required for any camera body
      >> and lens configuration and what resolution it will produce?
      >
      > Yes, of course. You can use one of the panoramic calculators, f.e.
      > http://www.frankvanderpol.nl/fov_pan_calc.htm
      > or you load a sample image in PTGui and let it calculate the field of
      > view from EXIF data. Given you shoot in portrait you simply multiply the
      > field of view with 0.75 (for 25% overlap) and divide 360 by the result
      > for the number of shots per row. You get the number of rows if you do
      > the same with a landscape image and use 180 instead of 360.
      >
      > If you have the image loaded in PTGui and you set output projection to
      > 360x180 equirectangular you can get the maximum resolution if you press
      > "set optimum Size"->"Maximum size" on create panorama tab.
      >
      > --
      > Erik Krause
      > http://www.erik-krause.de
      >
      >
      > ------------------------------------
      >
      > --
      >
      >
      >
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