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Author Topic: Saving and importing camera settings - Quality??  (Read 4916 times)

Frank

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Saving and importing camera settings - Quality??
« on: August 29, 2014, 10:26:45 PM »
Hello together,

maybe some of the experienced users can awnser me a few questions or help me any further.

I have the following question:

I made one "Fullbodyscan" with one person (Cam array) where auto allignment of cameras worked perfectly.
All cams where alligned and so on...

I saved that camera settings and imported it again for thoose "Fullbodyscans" where not everything was aligned perfectly.

When i now use the camera settings from the previous shooting i am able to align all cameras perfectly.

The question is: What happens if the cams moved a little after the cam settings where saved.
For example due to the persons entering and leaving the cam array.

Does that have influence on the model created?
Somehow i have the feeling that even the genereated densecloud got the camera movemenst included.

Do you have any experiences concerning this?

Thank you a lot and

Bets regards.








Digitage

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Re: Saving and importing camera settings - Quality??
« Reply #1 on: September 01, 2014, 04:40:56 PM »
Hi Frank,

from our experience if some of your cams move between the moment when you save your alignment setings and the moment when you use these settings in the next photo sets, you will probably have quite a lot of noise in your dense clouds.

But you could quite successfuly use the optimise camera position after importing the settings, and consider these as a basis for alignment. Let me know if it works for you !

Frank

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Re: Saving and importing camera settings - Quality??
« Reply #2 on: September 01, 2014, 10:15:28 PM »
Hi Digitage,

thank you for your feedback and sharing your experiences .

You confirmed my feeling about that noise.
I tried it with "optimise camera" and first results looked promising.
We get less aligned pictures but less noise as well.

I will make a few more and detailed tests within the next weeks and let you know.

Thank you so far!




Digitage

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Re: Saving and importing camera settings - Quality??
« Reply #3 on: September 09, 2014, 08:22:24 PM »
Hi Frank,

glad to help ;) This "optimise alignment" process works quite well, especially if you clean up the sparse cloud a little before optimising positions.

I look forward to read your detailed tests results in a few days!

munch

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Re: Saving and importing camera settings - Quality??
« Reply #4 on: September 25, 2014, 08:16:16 PM »
Hello!

Where do i find the optimize camera option? is it a ProFeature?
« Last Edit: September 25, 2014, 08:23:57 PM by munch »