[PD] advices needed to track dancer (kinect, osceleton, tuio, pidip)

Pagano, Patrick pat at digitalworlds.ufl.edu
Tue Jun 21 16:32:04 CEST 2011

Perhaps look at the pix_/pdp opencv libraries, they might help you more


On 6/21/11 10:28 AM, "manecante" <manecanta at googlemail.com> wrote:

>i need to track a dancer to project and map videos on him (one of the
>video is a human body on a black background).
>I am trying the kinect at the moment thinking first that it would be
>the easiest solution because it has the infrared camera and no need of
>infrared light. So, I have made a first patch using osceleton to get
>the coordinate of the dancer and mapped these X/Y/Z coordinates to
>feed a translate object connected to pix_film so the video is
>following the dancer.
>Regarding this solution, the limits are :
>- the distance the kinect can track : from what i experimented and
>read it can not track correctly with more than 4,5 meters.
>- the PSI pose is required (it is not a big deal because the show
>starts in the dark anyway but would be better without it).
>Now here are my questions:
>- i have got pidip working and i read that i could use the [pdp_joint]
>object to avoid to do the PSI pose, but the problem is i don't
>understand how to use it regarding this project and if it would be
>possible to get the coordinates like with osceleton.
>- I know there is also the TuioClient object that could be usefull but
>after binding it to osceleton port nothing happens.
>- I have never worked with tracking motion and video projections
>before and i am also wondering where i should put the beemer and
>camera to be the most efficient as possible.
>(I don't know yet the dimensions of the stage ..)
>- Someone told me that it would be maybe easier to do it with the ps3
>eye camera removing the IR filter, and put it on the cealing to work
>only with the X/Y axes.
>any ideas on this ?
>Any advice would be very much appreciated,
>#ubuntu 10.04
>#fireGL v5700
>thanks in advance
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