<br><br><div><span class="gmail_quote">On 1/26/07, <b class="gmail_sendername">Mark Kendall</b> <<a href="mailto:mark.kendall@gmail.com">mark.kendall@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 1/26/07, Mark Buechler <<a href="mailto:mark.buechler@gmail.com">mark.buechler@gmail.com</a>> wrote:<br>> Well, interesting results. First off, commenting out those three lines<br>> doesn't help in any noticeable way. For some reason my OSD looks slanted to
<br>> the right. In other words, what should be vertical lines are now diagonal.<br><br>This is interesting/worrying - can you give me more details on your<br>system/drivers etc? any chance of a screen shot?</blockquote>
<div><br>I'll see if I can drum up a screenshot tonight. My system is an AMD 3200+ with the 5700LE/6800GS running NVidia's drivers v8774.<br></div><br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
> Also, I can see interlace effects on interlaced material watching on an<br>> interlaced display - especially during any movement<br><br>Are you sure this isn't tearing? I've noticed that if the GPU is<br>struggling to keep up, vertical sync is the first thing to go. And is
<br>this SD interlaced material displayed at 1080i? - in which case I'd<br>expect to see artefacts - it may be a side effect of the better<br>scaling you're seeing.</blockquote><div><br>Tearing would be a good term but extreme tearing is more like it but it's only on the OSD, not the video. The SD content is 480x480 interlaced display on a 1080i TV in full res.
<br></div><br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">> SD playback is barely<br>> usable on my 5700LE but more on my 6800GT. HD is still impossible on the
<br>> 6800 - even 720p content. Again, this is all with NO deinterlacers turned<br>> on. However, I have to say that the quality of the display of SD material is<br>> MUCH improved. It's like night and day. Apparently GL scales much better
<br>> than Xv.<br>><br>> What type of performance gains do you hope to gain through tuning? Can you<br>> see a point in the future when it's possible to view HD content in OpenGL?<br><br>It's possible now - you just need a more powerful card! My 7600GS
<br>copes with 1080i if there are no deinterlacers involved.<br><br>I don't honestly expect the performace improvements to be large. I<br>might however look at software converting the osd - though it's a<br>pretty inefficient way of getting a high res osd.
<br><br>Cheers<br><br>Mark<br>_______________________________________________<br>mythtv-dev mailing list<br><a href="mailto:mythtv-dev@mythtv.org">mythtv-dev@mythtv.org</a><br><a href="http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-dev">
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