[jitter] Re: Re: Re: cv.jit tracking - LED's

i understand its late but mybe try the www.iua.upf.es/mtg/reacTable
you can easily pipe its data to max using openSoundControl (udprecv).
its a bit tricky to build the table but if your not fussy can work with an
overhead camera
*
*
On Jan 4, 2008 6:53 PM, Stuart Binns <spbinns at hotmail.com> wrote:

>
> My first idea for the project was to track colours, but i had lots of
> difficulty with lighting conditions - the objects would randomly drop out of
> pictures/tracking if there was too much/too little light on
> them...Unfortunately it is a bit late for me to change the project to track
> colour, although it is something i will look into further..
>
> I chose to mount the LED's and track their blobs as this allows me to,
> within reason, work out the orientation of the box, so I therefore get X and
> y data, but also a 'twist' function - my initial idea was to control a
> filter with it
>
> x = centre freq
> y = gain
> twist = Q value
>
> So if I am, for example, using a bandpass filter, I can norrow in on a
> particular band with a Q from 1 through to 20, chosen by how far the box is
> twisted around - I currently have it so that if the blobs appear
> horizontally, the output is 0, and with blobs vertically, the output is 100.
>
>
> Thanksfor all your help so far - I really do appreciate it.
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