Re: [SLUG] webcam image control

From: Pete Theisen (petetheisen@verizon.net)
Date: Sat Dec 05 2009 - 21:07:59 EST


Chuck Hast wrote:

>> Also, it has four LEDs on the front. Is there any way to turn them on?
>>
> I did not see part 1, but those LED's are probably infrared and if it works like
> the ones I have, they turn on and off based on the amount of ambient light,
> at night depending on where they are spectrum wise you may be able to
> see them if they are the 720nm variety, over even the 800nm ones, but if
> they are the 900nm ones you will not see a thing. The previous visibility
> info also depends on your red end sensitivity, so you may or may not be
> able to see the 700 and 800nm. If the camera can see things in a dark room
> indeed they are working. Also if you are setting in a lit room but the light
> is not too strong you may have sort of a "blueish" tinge which is caused
> by the LED's being on and the camera seeing the IR, which it shows as
> sort of a very light blue or almost white color.
>
> As to capture I would probably start out with VLC, the good old swiss
> army tool of video... I have used it to capture video off of USB cams, I am
> assuming that is what you have. Most of what I have around here are
> IP cams, if you want to take a look at my security cam system you can
> go to the following address:
> www.wchast.com/zm
> Login = guest
> pw = guest
> and take a look at some IP cams. I do not have any infrared on them so
> those that have no lighting will appear dark or you will only see any light
> sources in the FOV.

Hi Chuck,

Finally, something makes sense. The wifi one is connected wirelessly?

-- 
Regards,

Pete http://pete-theisen.com/ http://elect-pete-theisen.com/ ----------------------------------------------------------------------- This list is provided as an unmoderated internet service by Networked Knowledge Systems (NKS). Views and opinions expressed in messages posted are those of the author and do not necessarily reflect the official policy or position of NKS or any of its employees.



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