Mike Andrew wrote:
>
> Every so often, I totally fluke it and running xawtv produces a perfect real
> time image from my logitech quickam express.
>
> ditto using Sane's scanimage
>
> On most reboots however, using what I think are identical means of setting
> the usb camera up, xawtv simply shows a black screen. no errors, nada.
>
> I *think* the problem is either in the X server, or, in one of the higher
> non-usb modules such as videodev. The usb component modules report no errors,
> and indeed, using debugs and tracing, the video stream coming from the camera
> seems 100% ok.
>
> But, I'm lost chasing a paper trail trying to find why the image has gone
> black when image data is indeed getting thru the usb driver subsystem.
>
> I am reasonably certain the modules loaded and the paramaters, in fact
> everything i do is identical, working and non-working. I *think* the problem
> is order of loading or some sequence like that (eg starting usbcore too
> early, whatever)
>
> Is someone here on on the usb mailgroup or anywhere else, that has seen this
> problem before?
>
I now get a black screen using xawtv (but with sound) when I don't set
it for grab video (xawtv defaults to overlay mode).
HTH,
David A. Bandel
--
Focus on the dream, not the competition.
-- Nemesis Racing Team motto
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