[mythtv-users] Locks Up and Slow Performance

Jason James jason_james_97 at yahoo.com
Tue Mar 18 12:47:57 UTC 2003

--- Chris Pinkham <cpinkham at bc2va.org> wrote:
> > --CPU utilization seems high. Using RTJPEG 640x480
> for
> > Live TV, my CPU is about 40% mythbackend, 30
> percent
> > mythfrontend and 20% X windows, which means that
> it
> > dropping some frames. Does this sound about right?
> I
> > don't want to lower the resolution, actually, I'd
> > prefer to use 704x480 if I could. MPEG4
> performance is
> > worse.
> This almost sounds like you don't have the NVidia
> drivers installed so
> Xv support can be used.  When you run mythfrontend,
> does it display a
> message about "non-Xv mode enabled" or something to
> that effect?  It
> sounds like you're doing software scaling and color
> conversion instead of
> it being done in hardware by the video card if you
> had the proper drivers
> installed.

I have the NVidia drivers installed. In fact, I
recompiled them to support lirc. My XFree86 config
file uses the "nvidia" drivers (instead of "nv") and I
get the Nvidia splash screen when X windows starts.
I'll double check tonight that it's using Xv.

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