USB webcam weirdness

Net Llama! netllama
Wed Dec 1 17:56:23 PST 2004


Well it happened again this morning. I'm starting to think that it has 
something to do with direct sun, as its always happening around sunrise.

As for what version of v4l, the app doesn't say which version it uses, 
but i'm assuming its v4l and not v4l2.

On 12/01/2004 12:15 AM, Roger Oberholtzer wrote:
> Are you using v4l or v4l2? How to tell? The app docs. What version of
> v4l? It is a very 'dynamic' set of code. You could try www.bytesex.org,
> which is where the drivers originate. It is possible to compile the
> latest outside the kernel tree and see if they make a difference.
> 
> On Tue, 2004-11-30 at 16:25 -0800, Net Llama! wrote:
> 
>>On 11/30/2004 10:46 AM, Roger Oberholtzer wrote:
>>
>>>I would be surprised if disconnecting and reconnecting the camera did
>>>not interfere with a program reading images. One must open the camera
>>>pretty much like a file. It is a state connection. Things like image
>>>size and format would not survive across module unloading. Which
>>>application are you using?
>>
>>In the cronjob that takes the shots, i'm using vgrabbj with stamp:
>>http://vgrabbj.gecius.de/
>>
>>However, i was seeing the same results yesterday using camstream (a Qt 
>>based app).

-- 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
L. Friedman                       	       netllama at linux-sxs.org
Linux Step-by-step & TyGeMo: 		    http://netllama.ipfox.com

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