[mythtv-users] Happy...but picture is grainy

[Craig Partin]

You can also try changing the mpeg2 type in recording options.  I
noticed a big difference when changing from mpeg PS to DVD-special 1
(actual syntax may differ slightly).  It did create larger files at
the same bitrate but the picture was much clearer IMO.


On Fri, 14 Jan 2005 07:06:44 -0500 (EST), Cory Papenfuss
<papenfuss at juneau.me.vt.edu> wrote:
> > Now that my wife and I are getting used to it, thought, we've noticed
> > that the picture quality isn't *quite* the same as live tv.  I've
> > tried increasing the resolutions in setup, but it doesn't seem to
> > change the slightly grainy appearance of the tv.  Any thoughts?  My
> > system specs are:
> >
>         As others have mentioned, "graininess" may be coming from low
> signal level or not enough bitrate on the encoding.  I have long had
> issues with the "softness" of my PVR-250 as compared to the tv's tuner.
> After a rather involved investigation, I concluded that it appears to be
> a limitation of the tuner card and/or driver.  Anything over about 480x480
> results in no measurable improvement in resolution.
> 
> -Cory
> 
> *************************************************************************
> * Cory Papenfuss                                                        *
> * Electrical Engineering candidate Ph.D. graduate student               *
> * Virginia Polytechnic Institute and State University                   *
> *************************************************************************
> 
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