[MPlayer-users] RH8: Can't Use VESA, Even As Root
Gjermund G. Thorsen
gjermund at comitas.no
Fri Feb 7 14:09:53 CET 2003
What about trying -vo /dev/fb0
ggt
On fredag, feb 7, 2003, at 13:49 Europe/Oslo, Dan Yungk wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read
> DOCS/bugreports.html]
> Chris,
>
> Appreciate your input on this.
>
> I don't believe it's related to su. That's one of several ways I've
> tried to invoke VESA. Typically, I'll switch over to another console,
> and log in from scratch. I had thought that perhaps being logged in as
> both a normal user on an X console, and as root on a text console,
> might
> have something to do with it, so I've rebooted and logged in as root
> right from the start, still with no luck.
>
> Is it possible that there's some device or file used that's incorrectly
> owned by my normal user ID? I know Redhat goes through some process
> where it assigns ceretain devices to whoever is logged in. Perhaps
> root
> can't access them in such a case. Being somewhat new and self-taught
> on
> Linux, I don't know if this theory makes sense, but it's one of the few
> that I have right now.
>
> Thanks again.
>
> --
> Damian
> Increasing The Entropy Of The Universe Since 1972
>
>
>> How are you su'ing to root?
>
>> If you just do a plain 'su', then you still retain some attributes of
>> the unprivileged account you came from. For example, whoami will
>> answer
>> 'old_user_name', rather than 'root'.
>
>> Running 'su -' will run root's login scripts, etc. and you will appear
>> to have logged onto the system as root. In this case, whoami will
>> answer 'root'.
>
>> I don't know what has changed between redhat 7 and 8, but the
>> behaviour
>> of 'su' may have.
>
>> I don't think this is the real reason behind vidix working and VESA
>> not, but it's worth a try. :)
>
>> -----
>> Chris J.
>
>
>>> Hello all,
>>
>>> I've just switched from Redhat 7.0 to 8.0, and have run into a
>>> problem using the VESA driver as root (as a means to output to TV),
>>> which worked fine with RH7.
>>>
>>> Typically on RH7, I'd switch over to a text console, log in as root,
>>> activate TV-Out with the atitvout program, then run mplayer with the
>>> -vo vesa:vidix option. This worked beautifully under Redhat 7, but
>>> on Redhat 8, mplayer tells me that this requires root privileges,even
>>> though I'm logged in as root. With RH8, I can be in an X session as
>>> a normal user, su to root, and successfully invoke xvidix from
>>> a command line, but never VESA.
>
>
>
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