[mythtv-users] RE: V0.17 LiveTV Jerky - POSSIBLE FIX

[Balaji Ramani]

If you are running Mandrake 10.1, you can download my RPMS (built with 
xvmcnvidia turned on and opengl_vsync turned off) from 
http://www.yablibli.com/~balaji/mythtv

- Balaji

On Tuesday 01 March 2005 3:26 pm, Matt Vollmar wrote:
> ebike at paradise.net.nz wrote:
> >>I have a similar problem, which I was just able to fix. I was given
> >>some clues from an earlier thread about Time Stretching. Balaji Ramani
> >>told me to recompile (or download his RPMs) WITHOUT opengl_vsync. I did
> >>this and it works perfectly. Not sure what is broken in .17, but it has
> >>something to do with the opengl_vsync. I suppose it might be the new
> >>NVidia drivers too, but I thought I installed those before I upgraded to
> >>.17. This is definitely worth a try.
> >
> >Thanks Matt,
> >
> >Can you explain how to compile without opengl_vsync ??
> >
> >Thanks
>
> Sure.  If you have Mandrake (and presumable FC3), you can download the
> SOURCE RPMs.  Source RPMs for Mandrake are found here:
> http://rpm.nyvalls.se/10.1/SRPMS/ .  If you are compiling from CVS or
> tar balls, read the README.  I like RPMs to make it easy to uninstall
> and track versions.
>
> Disclaimer:  I am not an RPM expert, nor a MythTV expert.  If this
> breaks your box, I will try to help, but newbies compiling RPMs and
> installing them is not a good combination.
>
> You only really need the mythtv-(nvidia-)0.17-3 RPM, as the rest doesn't
> really need changes (I don't think).  Then, you will do the following:
>
> 1)  rpm -i <mythtv RPM source file>
> 2)  cd /usr/src/RPM/SPECS  (this is where the compile instruction file
> is located)
> 3)  vi mythtv.spec
> 4)  Look for a line that says:  #set default build options .  Below
> this, you will find options to set.  I turned on xvmcnvidia (set to 1)
> and turned off opengl_vsync (set to 0).  If you don't really understand
> what this means, I might not do this if I were you.  Maybe ask Balaji
> for a copy of his RPMs for Mandrake.  Search the list for "Time
> Stretching". 5)  Write and exit vi
> 6)  Type "rpmbuild -bb mythtv.spec".  You will wait 30-90 minutes for
> the compile to complete.  At the end you will see a bunch of lines
> (hopefully) that will say "Wrote <path-to-RPM>".  If you get errors,
> read them.  Many times there are dependencies when compiling from
> source.  I had several I had to install the first time.
> 7)  cd /usr/src/RPM/RPMS/i586; ls
> 8)  You should see a bunch of rpms.  You will need to install these over
> the top of your current RPMs.  You can do that by typing "rpm -ivh
> --replacefiles --replacepkgs <rpmfile>"
> 9)  You will probably want the backend and frontend stopped before you
> do this.
> 10) If all hell breaks loose, uninstall all the RPMs and re-install the
> originals.  Ask for more help from the list.
>
>
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