<br><div class="gmail_extra"><br><br><div class="gmail_quote">On Mon, Nov 5, 2012 at 7:18 AM, HP-mini <span dir="ltr"><<a href="mailto:blm-ubunet@slingshot.co.nz" target="_blank">blm-ubunet@slingshot.co.nz</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="im"><br>
> Thanks. I read on the wiki that for glitch-free playback you should<br>
> only use the 295 series drivers, as something changed in the 3xx<br>
> series which meant that glitch free would not work. That's why I'm on<br>
> the 295 driver still. I've also tried the VDPAU Normal profile but it<br>
> has made no difference to this problem.<br>
><br>
</div>Haven't noticed this problem (yet)..<br>
Sounds like a composite effects interaction (unity compiz etc).<br>
<div class="im">><br>
> So from the replies I've had there doesn't seem to be anything<br>
> specifically wrong with my mythtv setup, which is a releif :). This<br>
> problem is specific to certain mkv files, and those same files also<br>
> play jerkily in mplayer (which also uses ffmpeg) so I don't think it's<br>
> actually a mythtv issue.<br>
><br>
><br>
><br>
> Does anybody know of any tools which could look for problems in the<br>
> files I'm having trouble with? I've tried loading them into avidemux<br>
> but that loads them fine. I'm just intrigued as to why some files are<br>
> maxing out the CPU and some apparently identical ones are not.<br>
><br>
</div>If your vdpau decoder does not support your media format then CPU decode<br>
is used.<br>
<br>
MPEG4-ASP DivX Xvid are only supported from 2xx series vdpau.<br>
</blockquote><div><br><br>The file is x264 so that is irrelevant (albeit true)<br> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">The 1st gen ION & 8400/9400/etc have some resolution<br>
"no-go-operating-areas"<br>
<br></blockquote><div><br>Specifically files encoded as 576p are 1024 pixels wide and won't decode on some vdpau chipsets. <br><br> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
You could probe the files with ffprobe or mediainfo.<br>
The nVidia driver readme tables the vdpau limitations in appendix A.<br>
<div class="HOEnZb"><div class="h5"><br>
<br>
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