Focus Magic

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Focus Magic

Postby gleff on Sat Oct 14, 2006 8:51 am

I just stumbled across this program and decided to try it out on some of my photo's.. Wow.. it worked wonders.. Has anyone else used it? I realise you can do the same in photoshop but this just saves so much time :)

http://www.focusmagic.com/

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Postby Yi-P on Sat Oct 14, 2006 10:46 am

Looks interesting, but I think it only saves focus from a close distance DOF.

Will have to try that out with a OOF subject from 85/1.4 @ f/1.4 8)
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Postby Matt. K on Sat Oct 14, 2006 10:47 pm

I am very sceptical. They claim ' Focus Magic reverses the formula by which an image got blurred. "......well, there is no formula involved when the image got blurred. So what the hell are they talking about? You cannot retrieve information that was not there to begin with. You can only second guess. And that's not going to cut it for forensics.
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Postby joey on Sat Oct 14, 2006 10:55 pm

I use it as plug-in in PhotoShop. It works well on some images such as landscapes, architecture etc More often than not – it doesn’t work. In fact, it makes it worse when processing the images with fine details such as portraits etc.
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Postby losfp on Sat Oct 14, 2006 11:34 pm

Well, it certainly looks like incentive to get the focus right to begin with, right? ;)
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Postby Justin on Sat Oct 14, 2006 11:47 pm

looking at the samples, it looks similar to what happens if you over do noise reduction and sharpening. Useful forensic tool perhaps.

It's an interesting concept that if focus = noise then it is possible to resolve.

Reminds me of a story I read about japanese manga. A lot of them have all of the juicy bits blurred out and a guy came up with an algorithm which reversed the blurring... lol
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