[Bf-vfx] camera and lens data for tracking setup

[François T.]

hehe :)
I bet its not easy to find sensor size for a phone :p
Did you find one then ?

2011/10/5 yves <yves at peekhit.com>

> Hello
> I was testing / learning your interface in the tomato branch and one of
> the data requested to setup the camera tracking is the size of the
> camera sensor.
> As I had been using a cell phone, Samsung it took me a while to find out
> about the camera and the sensor then once that was resolved I needed to
> know about the specs of the sensor.
> So I end up with that site that you maybe interested in and also for the
> others users
>
> http://www.cambridgeincolour.com/tutorials/digital-camera-sensor-size.htm
>
> I have some past experience of tracking data on 2D images having
> produced stitching engines in the 90s for mocap, TV and also space apps
> like satellites and the hubble.
>
> With the app PT Gui de Helmut Derch at the university of Iena, I
> developped some interfaces using trackers defined for hot spots by
> users.  We had lots of problems with that technique from the user
> parts,  screen resolution, human vision, and also quality of the
> pictures / images resolution and so on..
> So at the end we did a magnifier, like the one you have, but that did
> not much for the selection of hot spots.
> Since then using Fourier transforms for automatic discovery of hot spots
> has been really a working path..
> I am looking forward to see your progress in that field because lots of
> things can be done from there..
> Take care
> Yves
>
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-- 
____________________
François Tarlier
www.francois-tarlier.com
www.linkedin.com/in/francoistarlier
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