Re: Removing 3D perspective from photograph of picture with periodic
by serg271 <serg271@[EMAIL PROTECTED]
>
Jul 18, 2008 at 10:16 PM
On Jul 17, 7:06=A0pm, aruzinsky <aruzin...@[EMAIL PROTECTED]
> wrote:
> I don't see why you think that a periodic pattern or autocorrelation
> function is relevant. =A0Assuming the photo of A contains the four
> corners of A, you can use a transformation mapping those four points
> to the corners of the output image. =A0I forgot the name of the
> transformation, but, the defining qualities are that it is
> quadrilateral to quadrilateral and it preserves line straightness.
Projective transform. Staple of projective geometry.
