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Re: Find shift and rotation between two images. [message #65128] Fri, 13 February 2009 14:30
Chris[6] is currently offline  Chris[6]
Messages: 84
Registered: July 2008
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On Feb 12, 11:10 am, frankosuna <frankos...@gmail.com> wrote:
> Is there code out there to figure out by how many pixels an image is
> shifted from it's original as well as the angle?

The IDL Astro routine correl_optimize finds the (x,y) shift using
fft's. I think you can also use FFTs to find the optimal rotation, but
correl_optimize doesn't implement it.

chris

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