webcam video capture
usleepless at gmail.com
usleepless at gmail.com
Thu Mar 20 16:51:18 UTC 2008
On Thu, Mar 20, 2008 at 9:21 AM, Luigi Rizzo <rizzo at iet.unipi.it> wrote:
> On Thu, Mar 20, 2008 at 12:16:05AM -0700, Julian Elischer wrote:
> > does anyone have anything that can capture video
> > from the webcams that we have support for?
> >
> > I have been able to get still shots but I would like to be able to
> > write a stream to a file..
> >
> >
> > I could do it with firewire, but I need to do it with cheap
> > hardware..
>
> if you look at the pwcview application that is in the linux-kmod-compat
> or linux-kmod-gspca, that one has support for writing raw or jpg
> frames to disk. The source code is small and relatively simple
> to modif, and it can run in headless mode.
>
> Note though that for many of the webcams, the gspca driver does not
> have good support for controlling brightness or contrast, which
> basically means that outdoor pictures tend to come coimpletely
> white.
i observed the same with my Pixart-chipset webcam, and have patches
for this problem.
i will try to get the patches applied upstream ( still messing about
with the agc ). if anyone is interested right now, make yourself
heard.
regards,
usleep
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