Image Number 16 for United States Patent #7511731.
In an image generation apparatus capable of generating an image of an arbitrary view point, to enable a user to easily set a view point position of a reconstructed image in an actual space, there are provided an image photographing means for photographing an image; a position/orientation measurement means for measuring position and orientation when photographing the image; a reconstruction view point position setting means for setting a view point position of a reconstruction image; and a reconstruction means for reconstructing an image according to the view point position set by the reconstruction view point position setting means, by using beam information included in the image photographed by the image photographing means.
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