[mythtv-users] XvMC output not working

Michael Haan michael.haan at gmail.com
Tue May 31 16:49:23 UTC 2005


On 5/31/05, Mario Limonciello <mario.mailing at gmail.com> wrote:
> In this case, I wonder about the way gentoo is doing its layout:
> 
> supermario at supermario /usr/lib $ ldd /usr/local/bin/mythfrontend | grep XvMC
>        libXvMC.so.1 => /usr/lib/libXvMC.so.1 (0x00002aaaacae7000)
> 
> supermario at supermario /usr/lib $ ls -alh libXvMC*
> -rw-r--r--  1 root root  14K Mar 19 19:15 libXvMC.a
> lrwxrwxrwx  1 root root   14 Mar 19 19:15 libXvMC.so -> libXvMC.so.1.0
> lrwxrwxrwx  1 root root   14 Mar 19 19:15 libXvMC.so.1 -> libXvMC.so.1.0
> -rwxr-xr-x  1 root root  16K Mar 19 19:15 libXvMC.so.1.0
> -rw-r--r--  1 root root 239K May 12 13:57 libXvMCNVIDIA.a
> -rwxr-xr-x  1 root root 187K May 12 13:57 libXvMCNVIDIA.so.1.0.7174
> lrwxrwxrwx  1 root root   25 Apr  9 23:15 libXvMCNVIDIA_dynamic.so.1
> -> libXvMCNVIDIA.so.1.0.7174
> 
> My guess here would be libXvMC.so.1.0 being the wrapper library for
> gentoo machines.
> 
> On 5/31/05, Daniel Kristjansson <danielk at cat.nyu.edu> wrote:
> > On Mon, 2005-05-30 at 11:30 -0400, Michael Haan wrote:
> > > On 5/29/05, Mario Limonciello <mario.mailing at gmail.com > wrote:
> > > > Michael Haan wrote:
> > > >
> > > > >
> > > > >It looks like there are two different versions of XvMC in there.  How
> > > > >can I tell which version myth is using?  I'm just wondering if maybe
> > > > >it's not using the right one and I were to switch it, then XvMC might
> > > > >work.
> > > > >
> > > > Well, check the value of your /etc/X11/XvMCConfig
> > > > mine shows up like this:
> > > > supermario at supermario ~ $ cat /etc/X11/XvMCConfig
> > > > libXvMCNVIDIA.so
> > >
> > > That file does not exist on my machine:
> > >
> > XvMCConfig is only used if MythTV is linked to XvMCW. To see what MythTV
> > is linked to you can use ldd.
> >   ldd /usr/local/bin/mythfrontend  | grep XvMC
> > It may be linked directly to libXvMCNVIDIA.so, or another library. I believe
> > the order of preference is XvMCW, Via, nVidia, I810. XvMCW is wrapper library
> > that allows you to use any of one the others at runtime by updating
> > /etc/X11/XvMCConfig.
> >
> >
> >
> >
> >
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> >
> >
> >
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So, I think that's similar to my setup.  How do I confirm which
library is being loaded for XvMC at runtime?


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