Xv on quad head card

[Alex Deucher]

On 3/9/06, Erwin Rol <mailinglists at erwinrol.com> wrote:
> Hey all,
>
> Is it possible to use multiple Xv clients on a quad head card that is in
> Xinerama mode ? For example if i start a mplayer, i can move it over all
> 4 displays and it plays fine (it only doesn't play when it is half in
> screen 1&2 or screen 3&4 but that was an already explained hardware
> limitation of the radeon M9). When i now start a second mplayer it can't
> access Xv and gives the error ;
>
> Xv: could not grab port 57
> Could not find free Xvideo port - maybe another process is already using
> it.
>
> This is of course correct cause there is another mplayer running. The
> question is is it possible to have two Xv application (which i will have
> to write myself) run on the same display that consists out of 4 screens
> in Xinerama mode ? Or is it never possible to have more than one Xv
> application. If it is not possible for two applications to both use Xv,
> is it possible for one application to open two Xv "windows" one on
> monitor 1 and one on monitor 4 (that would be one Xv for the first M9
> and one for the second M9, since they both have overlay hardware that
> should work from the hardware point of view).
>
> Any info is welcome.

I think it may be a limitation of Xv on xinerama.  you could probably
use both overlays if you didn't use xinerama.

Alex

>
> TIA,
>
> Erwin
>
>
> _______________________________________________
> xorg mailing list
> xorg at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/xorg
>