[Bug 226963] Re: vlc crashes when opening a v4l webcam device

Pau Espin (Sharwin_F) pespin.shar at gmail.com
Wed Nov 26 17:41:17 UTC 2008


Hi. The situation has changed a bit:

I've upgraded to Intrepid. As far as I'm concerned, there are new gspca
drivers, and my webcam is not longer considerated a V4l device but a V4l2
one.

If I try to set my webcam (dev(video1) on vlc as a V4l device, I get a
repetitive error prompt in the terminal, and no image is displayed:

"[00000430] v4l demux error: failed capturing new frame"

If I try  to set it as a v4l2 device I don't get any displar nor any
error.

As I've read about the libv4l and gspca change as I've said before, I've
tried using the library preload I have to use with some programs (like
effectv). It this works if I do this:

$ LD_PRELOAD=/usr/lib/libv4l/v4l1compat.so vlc

with libv4l installed on my system.

Some more info about my webcam:

$ v4l-conf -c /dev/video1
v4l-conf: using X11 display :0.0
dga: version 2.0
WARNING: No DGA direct video mode for this display.
mode: 1280x1024, depth=24, bpp=32, bpl=5120, base=unknown
/dev/video1 [v4l2]: no overlay support


and about vlc:
$ apt-cache policy vlc
vlc:
  Installed: 0.9.4-1ubuntu3
  Candidate: 0.9.4-1ubuntu3
  Version table:
 *** 0.9.4-1ubuntu3 0
        500 http://archive.ubuntu.com intrepid/multiverse Packages
        100 /var/lib/dpkg/status


2008/11/26 Magnus S <magnus.suther at gmail.com>

> Hi, you reported this bug a while ago, is this still present in
> Hardy(up-2-date) or Intrepid?
> //magnus
>
> ** Changed in: vlc (Ubuntu)
>       Status: New => Incomplete
>
> --
> vlc crashes when opening a v4l webcam device
> https://bugs.launchpad.net/bugs/226963
> You received this bug notification because you are a direct subscriber
> of the bug.
>


-- 
Pau Espin Pedrol
mail/jabber: pespin.shar at gmail.com
http://espeblog.no-ip.org

"A través de los siglos, la humanidad ha probado muchas formas de combatir
las fuerzas del mal... oración, ayuno, buenas obras y todo eso. Hasta que
llegó Doom, nadie parecía haber pensado en la escopeta de doble cañón. Traga
plomo ardiente, demonio.."

-- 
vlc crashes when opening a v4l webcam device
https://bugs.launchpad.net/bugs/226963
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