[mythtv-users] pvr350 hurting my TV?

Nick Bartos spam1001 at 2thebatcave.com
Sat Mar 18 20:55:33 UTC 2006


> Hi Nick.  I did not get around to writing the little 350 HOWTO last night.
>  I
> didn't leave work until very late and was exhausted (damn those hard to
> find
> bugs!)  Anyway, it seems that you got the X driver for the 350 set up,
> right?

Yea it's working fairly well.  I didn't use the mode setup as you say
because if I look in the xorg log file it uses that exact same one (except
it adds an extra -csync option) by default so I figured I would use that. 
Anyway I think I figured out my problem about (I posted it in the thread).

I am a bit curious how you are all setup, though.

It did seem that using the pvr350 mpeg2 decoder was giving me better
picture quality, but I think that was due to the fact that I had to set
the aspect ration to "fill" during playback to get it to fill the screen. 
Once I found out that I could just set the aspect ration in the recording
options to "square" it seems to be a lot better (leaving the playback
aspect ration to "off").  Is that how you are doing it?

Also I got a binary version of ivtvdev_drv.o because I couldn't seem to
get the source that I found to compile on my distro (ubuntu 5.10).  What
did you use?  I thought it might be a bit better if I compiled it on my
distro.

Also the overscan seems to be a bit excessive but it doesn't appear that
you can adjust that.  How do you get around the osd going off the screen? 
I suppose I could just use another OSD or modify the xml myself but I
would think there would be a better way.

This has got me a little curious though if similar quality could have been
achieved using the nvidia framebuffer instead of the usual X driver.  I
probably won't mess with it though (at least for now), since this seems to
be going pretty good.




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