[PD] processing webcam input with GEM

Ian Smith-Heisters heisters at 0x09.com
Thu Jun 17 20:50:59 CEST 2004


Hmmm.. What kind of NVIDIA? Can you use the cam with any other software? Try
just opening it through My Computer, it should be listed there
automatically. What GEM objects made it crash?

-ISH 

-----Original Message-----
From: pd-list-admin at iem.at [mailto:pd-list-admin at iem.at] On Behalf Of Max
Neupert
Sent: Thursday, June 17, 2004 02:42 P
To: pd-list at iem.at
Subject: Re: [PD] processing webcam input with GEM

the computers specs are: winXP SP1 Intel 2.28GHz 1GB RAM NVIDIA graphics
card.
does that help?

Am 16.06.2004 um 22:13 schrieb Ian Smith-Heisters:

> Huh, that's exactly the camera I was using, only without any problems 
> :\ Maybe some conflict with your video card? I literally plugged the 
> camera in and it worked in PD. Weird indeed. What are your comp's 
> specs?
>
> Ian
>
> Max Neupert wrote:
>
>> That's interesting; i recently had a project (yesterday) where i 
>> tried to use pd, GEM and a Logitech Quickcam (Pro 4000) on a WinXP 
>> and pd crashed when i loaded a pd patch using GEM objects. after 
>> uninstalling the Logitech software pd ran nicely again - but i could 
>> not use the cam.
>> weired.
>>
>> max
>>
>> Am 16.06.2004 um 18:19 schrieb Ian Smith-Heisters:
>>
>>> I recently did a project in WinXP with a webcam, PD, and GEM and it 
>>> worked beutifully. I was able to have 9 concurrently running 
>>> captures and 3D without a decent framerate. I think there are some 
>>> GEM picture analysis objects, but I'm not familiar with them.
>>> PDP+PiDiP on Linux is the best way to do this, but WinXP and GEM,
>>> perhaps with an OSC connection to something like Eyesweb will work. 
>>> I used a Logitech Quickcam.
>>>
>>> -Ian
>>>
>>> metafor at gmx.net wrote:
>>>
>>>> hi vasily
>>>>
>>>> i did this kind of things (colordetection) with pd and pdp+pidip. 
>>>> it works
>>>> like a charm and it's fast, even if you use an object multiple 
>>>> times, in my case 17. it's linux and macOSX only. but i think you 
>>>> should give dynebolic (dynebolic.org) a try, it's a linux live-cd 
>>>> and i think the mentioned software should run without installing 
>>>> anything.
>>>> http://ydegoyon.free.fr/pidip.html
>>>>
>>>> if there is no 3D involved i think you rather take this then using 
>>>> gem.
>>>> most people i know working with linux and webcams are using the 
>>>> ones from philips.
>>>> i think 740 (yellow rubber focus, not red) but i tried logitech and 
>>>> it worked as well, have a look on the supported models list of the 
>>>> pwc-driver:
>>>> http://www.smcc.demon.nl/webcam/
>>>>
>>>> if you need to stay on win i don't have much idea what to use, 
>>>> probably eyesweb could do this kind of things. (OSC communication 
>>>> with pd)
>>>>
>>>> M
>>>>
>>>>
>>>> Vasily Kuznetsov wrote:
>>>>
>>>>> Hi list,
>>>>> My friend is doing a project where he will need to process the 
>>>>> image from a webcam in realtime, to detect changes in the color of 
>>>>> certain areas within it's view. I thought PD/GEM might be a good 
>>>>> tool for this. Has anyone had any experience, working with webcams 
>>>>> from PD? Which webcams are the easiest to connect to PD? What 
>>>>> other externals/packages will I need?
>>>>> Thank you in advance,
>>>>> Best regards,
>>>>> Vasily         mailto: kvas at naumen dot ru
>>>>>
>>>>> Now paused: Andrey Kiritchenko - Polnoch
>>>>>
>>>>> P.S. BTW, the OS used will most likely be WinXP


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