<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:10pt"><div><span>Ah, apologies, but it turns out I was running the nvidia proprietary drivers after all ("version current").</span></div><div style="color: rgb(0, 0, 0); font-size: 13px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;"><span><br></span></div><div style="color: rgb(0, 0, 0); font-size: 13px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;"><span>I re-enabled standard VDPAU (it was on 'Normal' playback config before) and the results are interesting... one CPU is now always pegged at 100% CPU or thereabouts. A/V sync is always a negative number.</span></div><div style="color: rgb(0, 0, 0); font-size: 13px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent;
font-style: normal;"><span><br></span></div><div style="color: rgb(0, 0, 0); font-size: 13px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;"><span>I wonder why the CPU usage appears *greater* when VDPAU is enabled?</span></div><div style="color: rgb(0, 0, 0); font-size: 13px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;"><span><br></span></div><div style="color: rgb(0, 0, 0); font-size: 13px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;"><span>But most importantly, the speed up/slow down appears to be lessened. I'll keep my eye on it, the extent to which it is manifest depends very much on the video content being watched.</span></div><div style="color: rgb(0, 0, 0); font-size: 13px; font-family: 'times new roman', 'new york', times, serif; background-color:
transparent; font-style: normal;"><span><br></span></div><div style="color: rgb(0, 0, 0); font-size: 13px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;"><span>Dan</span></div><div><br><blockquote style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; margin-top: 5px; padding-left: 5px;"> <div style="font-family: 'times new roman', 'new york', times, serif; font-size: 10pt;"> <div style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt;"> <div dir="ltr"> <font size="2" face="Arial"> <hr size="1"> <b><span style="font-weight:bold;">From:</span></b> HP-mini <blm-ubunet@slingshot.co.nz><br> <b><span style="font-weight: bold;">To:</span></b> mythtv-users@mythtv.org <br> <b><span style="font-weight: bold;">Sent:</span></b> Wednesday, 5 December 2012, 17:45<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [mythtv-users] Video 'waves' of
speed up, slow down watching recorded TV<br> </font> </div> <br>On Wed, 2012-12-05 at 15:33 +0000, Dan Gravell wrote:<br>> This might be a little hard to describe... I am using a Zotac ZBox<br>> ID41 as a frontend only, connected to a backend via powerline<br>> ethernet. It's a Mythbuntu 11.10 install.<br>> <br>> <br>> I'm using nouveau I think. Should I be using the proprietary NVidiaAnd the sp<br>> drivers? Mythbuntu offered both at installation time, and with no<br>> other information as to which one to choose I decided on nouveau.<br><br>> I have tried VDPAU and VDPAU Slim, both seem to give the same<br>> behaviour.<br>> <br><br>That sounds like stuttering/frame dropping from having an under powered<br>CPU performing decoding.<br>The later nouveau driver has VDPAU overlay support only..No decode so<br>the CPU is used.<br><br>I would try the nVidia proprietary driver & VDPAU normal.<br>The ION shared system RAM
setup could require a particular RAM<br>configuration (allocated size & number sticks), see Mythtv.org wiki..<br> <br>Brett.<br><br>_______________________________________________<br>mythtv-users mailing list<br><a ymailto="mailto:mythtv-users@mythtv.org" href="mailto:mythtv-users@mythtv.org">mythtv-users@mythtv.org</a><br><a href="http://www.mythtv.org/mailman/listinfo/mythtv-users" target="_blank">http://www.mythtv.org/mailman/listinfo/mythtv-users</a><br><br><br> </div> </div> </blockquote></div> </div></body></html>