[mythtv-users] HD Is Choppy. More RAM?
lists at wilsonet.com
Tue Feb 13 22:16:10 UTC 2007
> Jarod Wilson wrote:
>> Ackster wrote:
>>> I use a 6600GT w/ a Athlon64 3400+ and I get occasional chop @ 1920x1080
>>> with Nvidia crappy driver, so you certainly will. It traced it back to
>>> the sync settings of the driver. Watch your 'top' when you get choppy
>>> playback, you should see it spiking to 100% and back down to mid point
>>> and back up again when the chop occurs again. If it does, fire up
>>> nvidia-settings applet and toggle off a v-sync or something (I forget
>>> honestly) and test your CPU load again. One of those settings makes a
>>> dramatic difference on the load. Search this forum, I posted about the
>>> setting before.
>> Wait, are you still getting chop w/those hardware specs? If so,
>> something is screwy in your setup. I've got an Athlon 64 3500+ w/a
>> GeForce 6200TC card, and cpu usage never goes over 35% playing back
>> 1080i content, never over 30% for 720p, and definitely no chop.
> Only if I don't use the nvidia setting change (ie, using the defaults
> cause choppiness depending on the program). With the setting change, I
> use no more than 35% cpu. Without it, I use a minimum of 45%, and
> spikes up to 100%. nvidia-drivers-1.0.9746 . I haven't done any
> further testing since switching to my new LCD 1080p, short of changing
> my Xorg settings to full res. Today I just installed an xorg update,
> we'll see how well the two jive together. I think Boston Legal was
> notorious for causing chop, so I'll do some testing on it when the next
> episode has aired.
Set up your system to automagically run nvidia-settings
--load-config-only at login time...
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