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Re: [PanoToolsNG] hugin questions

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  • Bruno Postle
    ... Yes, there are three kinds of line control points, horizontal , vertical and straight-line :
    Message 1 of 2 , Aug 4, 2009
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      On Tue 04-Aug-2009 at 05:30 -0000, Mark wrote:
      >1. Tried calibration program for distortion called Icarus (now
      >pixel farm) and it uses lines for control points. Does Hugin use
      >lines for connecting control points in individual images? If not is
      >this a planned feature for future versions?

      Yes, there are three kinds of 'line' control points, 'horizontal',
      'vertical' and 'straight-line':


      >2. Is it true that applying inverse for a,b,c will allow for
      >distortion rather than undistortion? For example for (0.2,0.5,0.3)
      >would (-0.2,-0.5,-0.3) be correct?

      This is an approximation and only works for small values of a,b,c.

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