[mythtv-users] Slow mo channels

Tom Dexter digitalaudiorock at gmail.com
Wed Jun 18 12:26:39 UTC 2008


On Wed, Jun 18, 2008 at 7:29 AM, Shawn Hamzee <hamzee at sbcglobal.net> wrote:
> I have had mythtv running on my ubuntu 7.10 machine for a while. i get great
> hd pictures on nbc, public tv station, cw and cbs; however, fox and abc are
> not perfect. it appears the pictures is somewhat of a slow motion and then
> it stutters every 2 or 3 seconds also. i tune into QAM with qam-256 thru
> coaxial cable.
>
> i've optimized my xorg environment which i think it is. i have direct
> rendering enabled and overal the picture itself is great but as i said on
> those two channels i have the above mentioned problem. here are some specs:
> processor amd 64 bit 5600
> memory 2 gig
> disk 500 gig
> os ubuntu 7.10 (amd 64 bit version)
> myth 0.20.2 (compiled locally with dpkg build option)
> video driver (fglrx proprietary from ati for x1200 onboard card)
> tuner pchdtv 5500 (i think it's a conexant type of card)
>
> if you can help solve this problem, that would be great.
>
> thanks
>

While I don't have an answer to your problem, I can tell you that the
difference between the two is that Fox and ABC are both 720p (60fps)
while all the others are 1080i (30fps), so whatever the cause, it's
surely related to that.

Tom


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