Re: [gentoo-user] Xawtv/Scantv refuses cooperation

[Nick Rout <nick@rout.co.nz>]

On Thu, 3 Aug 2006 20:47:24 +0200
Bertram Scharpf wrote:

> Hi,
> 
> Am Donnerstag, 03. Aug 2006, 00:48:25 +0200 schrieb Hemmann, Volker Armin:
> > On Wednesday 02 August 2006 23:37, Bertram Scharpf wrote:
> > > Am Mittwoch, 02. Aug 2006, 00:04:52 +0200 schrieb Hemmann, Volker Armin:
> > > > On Monday 31 July 2006 21:07, Bertram Scharpf wrote:
> > > > >   # scantv
> > > > >   [...]
> > > > >   vbi: open failed [/dev/vbi]
> > > > >   open /dev/vbi: Invalid argument
> > > > >
> > > > >   # dd if=/dev/vbi bs=8 count=1 | od -x
> > > > >   1+0 records in
> > > >
> > > > and what are the rights on /dev/vbi / /dev/vbi0 ?
> > > > And where does it point (I bet, it is just a symlink ;) )
> > >
> > > It definitely is; I created it myself.
> > 
> > it is a symlink? and does it point to the right device?
> > I never created anything - I let udev do it for me... 
> 
> Another time to prevent any further link, symlink or access
> rights discussion:
> 
>   $ su -
>   Password:
>   # ls -la /dev/v4l/vbi0
>   crw-rw---- 1 root video 81, 224  1. Aug 19:50 /dev/v4l/vbi0
>   # mknod /tmp/myvbi c 81 224
>   # chmod a+rwx /tmp/myvbi
>   # ls -la /tmp/myvbi
>   crwxrwxrwx 1 root root 81, 224  3. Aug 20:36 /tmp/myvbi
>   # scantv -n PAL -f europe-west -C /tmp/myvbi
>   [...]
>   vbi: open failed [/tmp/myvbi]
>   open /tmp/myvbi: Invalid argument
>   # dd if=/tmp/myvbi bs=8 count=1 2>/dev/null | wc -c
>   8
>   #
> 
> AleVT works without complaint.
> 
> Bertram
> 

What exactly is scantv scanning for when it scans the vbi device? Does
it find the teletext channels or something?

If you are looking to scan for tv channels then i think you want the
video device, not the vbi device, like

scantv -n PAL -f europe-west  -c /dev/video0


-- 
Nick Rout <nick@rout.co.nz>

-- 
gentoo-user@gentoo.org mailing list