From: andandgui isler on
ImageAnalyst <imageanalyst(a)mailinator.com> wrote in message <dfc38d0f-587e-475f-b32f-faec287ae1e7(a)g11g2000yqe.googlegroups.com>...
> Tim Maguire:
> Sure, you can improve it. Take a snapshot of a known thing, like a
> grid - crossing stripes with known distances between them. Then
> locate where the control points (i.e. crossing points) actually are,
> and then specify where the points *should* be. Then use maketform()
> to come up with a warping transform. Then use tformfwd() to apply
> that transform to "fix up" a bad image.

i can't do this. I have an image 320 x 160 x 3 with curvature effects and i want to fix it. Can you describe what i have to do step by step ?
From: ImageAnalyst on
On May 25, 7:15 pm, "andandgui isler" <bosisler_...(a)hotmail.com>
wrote:
> ImageAnalyst <imageanal...(a)mailinator.com> wrote in message <dfc38d0f-587e-475f-b32f-faec287ae...(a)g11g2000yqe.googlegroups.com>...
> > Tim Maguire:
> > Sure, you can improve it.  Take a snapshot of a known thing, like a
> > grid - crossing stripes with known distances between them.  Then
> > locate where the control points (i.e. crossing points) actually are,
> > and then specify where the points *should* be.   Then use maketform()
> > to come up with a warping transform.   Then use tformfwd() to apply
> > that transform to "fix up" a bad image.
>
> i can't do this. I have an image 320 x 160 x 3 with curvature effects and i want to fix it. Can you describe what i have to do step by step ?

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I did describe it as step-by-step as I'm going to. All the major
steps are there. You should be able to figure it out from there (fill
in the details).