On Monday 09 January 2006 17:31, Curtis Stanford wrote: > On Jan 9, 2006, at 3:21 PM, Steve Adeff wrote: > > On Monday 09 January 2006 16:58, Curtis Stanford wrote: > >> On Jan 9, 2006, at 2:49 PM, Steve Adeff wrote: > >>> On Monday 09 January 2006 16:35, Kevin Kuphal wrote: > >>>> Adam Propeck wrote: > >>>>> Here is some more detail. ( Xrog.conf and some hdparm info) I'm > >>>>> wondering if livetv isn't playing well because of the specific > >>>>> firewire port/driver? I'm using the single port that comes with > >>>>> the > >>>>> audigy 2 PCI card I'm using. Also, I guess I was wondering if I > >>>>> need > >>>>> to do anything specific with the fact that I'm using an Nforce 3 > >>>>> motherboard. Any tweaks that are recommended? Thanks, -Adam > >>>> > >>>> I think the problem is that fundamentally, the ATI driver does not > >>>> provide hardware accelerated MPEG-2 playback and your Sempron > >>>> cannot > >>>> handle the software decoding without choking. If you had an > >>>> Nvidia card > >>>> that supported XvMC you could enable that which would activate the > >>>> hardware decoding and probably give you the performance you expect. > >>>> > >>>> Kevin > >>> > >>> I'm going to have to agree, unless someone else is running a > >>> Sempron 3100 and > >>> able to do live HDTV I'm going to have to think this is the case. I > >>> know my > >>> Athlon64 3200+ has no room to spare playing live HD, I can easily > >>> imagine a > >>> Sempron of lower clock speed having more trouble. > >>> LiveTV requires a bit more resources from mythbackend and > >>> mythfrontend from > >>> what I've noticed. > >>> > >>> -- > >>> Steve > >> > >> That seems like a lot of power! I'm decoding HD (live and recorded) > >> on an old 2.4G Pentium4. Using the nvidia driver without XVMC I'm > >> seeing about 50% CPU usage. An Athlon64 3200+ should kick my butt. Or > >> is it an ATI problem?? > >> > >> Curtis > > > > weird, I've got an nvidia card. I'm using top and showing that > > mythfrontend+Xorg ~70-98% cpu usage for live and recorded 1080i > > playback, it > > could be that my output is 1280x720 since nvidia can't do > > interlaced output > > over DVI. Its much lower for 720p playback. I bet thats it, > > resizing... > > > > -- > > Steve > > Yes, my TV only does 720p.
strange, I don't know. what version nvidia driver? what xorg version? maybe its that I'm running Debian64? any others with Athlon64 3x00+ care to chime in? -- Steve _______________________________________________ mythtv-users mailing list [email protected] http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
