[mythtv-users] NVidia driver giving me grief

Fri May 14 03:44:33 UTC 2010

Hi Geoff,

Interesting, it doesn't point to libvdpau.so.173.14.25.

- Colin

[root at linuxserv lib]# ls -la libvd*
lrwxrwxrwx. 1 root root   17 2010-05-13 11:20 libvdpau.so ->
libvdpau.so.1.0.0
lrwxrwxrwx. 1 root root   17 2010-05-13 11:20 libvdpau.so.1 ->
libvdpau.so.1.0.0
-rwxr-xr-x. 1 root root 7372 2010-03-13 19:18 libvdpau.so.1.0.0

On Thu, May 13, 2010 at 4:58 PM, R. G. Newbury <newbury at mandamus.org> wrote:

> On 05/13/2010 03:43 AM, Colin Haubrich wrote:
>
>> Hello,
>>
>> New to the list and new to MythTV
>>
>> Here's what I'm running on my backend, front end is PS3:
>>
>> Dual P4 3.4 Ghz, 4GB RAM
>> Nvidia NVS 280 64MB Ram (I know a little on the low end for HD but am
>> considering an upgrade if I can get everything working again)
>> Redhat FC 12:    2.6.32.11-99.fc12.x86_64
>> Hauppauge HVR-2250
>>
>> I updated my Nvidia driver to 173.14.25 straight from Nvidia (latest
>> supported by my Video card) and since then Mythbackend won't run. (It
>> was originally installed from Yum and was working. 720p looked good
>> 1080p was choppy)
>>
>> So I thought I'd try compiling MythTV from scratch, well that went as
>> far as to say I didn't have the libraries despite me installing them
>> from yum. I did a yum install of the following:
>>
>> libvdpau-devel.i686 : Development files for libvdpau
>> libvdpau-devel.x86_64 : Development files for libvdpau
>> libvdpau-docs.x86_64 : Documentation for libvdpau
>> libvdpau.i686 : Wrapper library for the Video Decode and Presentation API
>> libvdpau.x86_64 : Wrapper library for the Video Decode and Presentation
>> API
>>
>> But am still getting errors when trying to compile MythTV. It seems that
>> it's not recognizing the libraries as 64bit:
>>
>> /usr/bin/ld: skipping incompatible
>> /usr/lib/gcc/x86_64-redhat-linux/4.4.3/../../../libvdpau.so when
>> searching for -lvdpau
>> /usr/bin/ld: skipping incompatible /usr/lib/libvdpau.so when searching
>> for -lvdpau
>> /usr/bin/ld: cannot find -lvdpau
>>
>> Any help is greatly appreciated. This was working for me and I've been
>> up until 1am the past two nights trying to get this back working... I'm
>> almost at the point of doing a full re-install.
>>
>
> That should be right. Check that libvidpau.so (it's in /usr/lib) points to
> something meaningful. On this box tracing /usr/lib/gcc/x86   etc points to
> /usr/lib and I have this:
>
> [root at tor1 lib]# ls -al libvd*
> lrwxrwxrwx 1 root root   34 2010-03-17 13:40 libvdpau_nvidia.so ->
> vdpau/libvdpau_nvidia.so.195.36.08
> lrwxrwxrwx 1 root root   13 2010-03-17 13:40 libvdpau.so -> libvdpau.so.1
> lrwxrwxrwx 1 root root   21 2010-03-17 13:40 libvdpau.so.1 ->
> libvdpau.so.195.36.08
> -rwxr-xr-x 1 root root 3624 2010-03-17 13:40 libvdpau.so.195.36.08
> lrwxrwxrwx 1 root root   33 2010-03-17 13:40 libvdpau_trace.so ->
> vdpau/libvdpau_trace.so.195.36.08
>
> In your case it should point to libvdpau.so.173.14.25.
>
> Another thing to check, I have found, is the listing order in
> /etc/ld.so.conf
>
> Mine looks like this:
> include ld.so.conf.d/*.conf
> /lib64
> /usr/lib64
> /usr/local/lib64
> /usr/lib64/vdpau
> /usr/lib64/qt4
> /usr/lib64/qt-3.3/lib
> /usr/lib64/xorg/modules/drivers
> /usr/lib64/xorg/modules/extensions
> /usr/lib64/mysql
> /usr/lib64/flash-plugins
> /lib
> /usr/lib
> /usr/local/lib
> /usr/lib/codecs
>
> Your setup may be choking on /usr/lib/libvdpau.so because it needs to
> find/see the 64bit files first. (Don't know: just guessing here! I build
> trunk svn with vdpau on Fedora 12 x86_64  without seeing this so it's got to
> be a setup problem of some sort.
>
> One thing to try *before* nuking things, would be to edit xorg.conf to use
> the vesa driver, reboot and then remove all the nvidia/vdpau stuff using yum
> and then re-install. (I presume, from rpmfusion).
>
> Geoff
>
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> --
>        Please let me know if anything I say offends you.
>         I may wish to offend you again in the future.
>
>         Tux says: "Be regular. Eat cron flakes."
>
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