What did you change it to?<br><br><div><span class="gmail_quote">On 1/15/06, <b class="gmail_sendername">Jerry Rubinow</b> <<a href="mailto:jerrymr@gmail.com">jerrymr@gmail.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
On 1/7/06, Jerry Rubinow <<a href="mailto:jerrymr@gmail.com">jerrymr@gmail.com</a>> wrote:<br>><br>> On 1/6/06, Steve Adeff <<a href="mailto:adeffs@gmail.com">adeffs@gmail.com</a>> wrote:<br>> > On Friday 06 January 2006 00:05, Jerry Rubinow wrote:
<br>> > > On 1/5/06, Jerry Rubinow < <a href="mailto:jerrymr@gmail.com">jerrymr@gmail.com</a>> wrote:<br>> > > > On 1/5/06, Joseph A. Caputo <<a href="mailto:jcaputo1@comcast.net">jcaputo1@comcast.net
</a>> wrote:<br>> > > > > On Thursday 05 January 2006 1:21, Jerry Rubinow wrote:<br>> > > > > > When using XvMC to play back video, CPU usage is low (30% for HD,<br>> 10%<br>> > > > > > for SD), but the video plays back slower than realtime. I'm using
<br>> an<br>> > > > > > Nvidia 5200 card, with driver version 7667 (although I've tried<br>> every<br>> > > > > > version up to the current 8XXX).<br>> > > > > >
<br>> > > > > > Is there anything I should check? Anything obviously wrong from<br>> the<br>> > > > > > following details? Or is this the XvMC slowdown I've read about?<br>> > > > > > What are my options for fixing this?
<br>> > > > ><br>> > > > > I could be way off base on this, but something in my memory is<br>> nagging<br>> > > > > me... something about maybe Nvidia's XvMC not supporting/performing
<br>> > > > > well at certain resolutions? Have you tried changing your<br>> horizontal<br>> > > > > resolution to something smaller, like 1024?<br>> > > ><br>> > > > No, but that's a good suggestion - I'll try it tonight. Thanks.
<br>> > ><br>> > > No luck. I tried setting both X and the GUI setup in myth to 800x600<br>> > > and it's still slow playing HD. Not stuttering, just slower than real<br>> > > time. I didn't mention before, but I'm using pretty much a straight
<br>> > > following of Jarod's guide with FC4, 2.6.14, on a P4 2.8.<br>> > ><br>> > > I'm so close to having beautiful HD playback, can anybody suggest things<br>> to<br>> > > try?<br>
> ><br>> > poney up for a faster processor? I know its prbly not an optioin, but with<br>> a<br>> > 3.0 or 3.2GHz cpu you'll be able to play back HD without XvMC.<br>> > Does OpenGL sync work with XvMC? I dunno, but might be worth a try. Also,
<br>> try<br>> > disabling any deinterlacing? Oh, what about audio buffering options, have<br>> you<br>> > played with those?<br>> > Also, don't forget you have to restart mythfrontend everytime you make one
<br>> of<br>> > these changes. minor bug...<br>><br>><br>> I'm already at the fastest processor a Pundit will accept, so I'd have to<br>> scrap my whole nice form factor frontend to do that. I'm using OpenGL sync,
<br>> and deinterlacing is already disabled. I haven't played with audio options<br>> at all, but I don't think that can be it, since if I turn off XvMC, NTSC<br>> plays back fine, but with it on, it plays back slow (not stuttering, just
<br>> slow-mo).<br>> I'm out of town this weekend, but when I get back, I'm going to try<br>> compiling mplayer with xvmc support and see if that has problems playing<br>> back too. That will at least either eliminate myth from the equation or
<br>> point to myth as the culprit.<br><br>For anybody following this thread, increasing the ringbuffer size was<br>what finally fixed this problem.<br><br>-Jerry<br>_______________________________________________<br>mythtv-users mailing list
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