[mythtv-users] Video Quality
Adam Biskobing
tv at badmoon.com
Thu Mar 11 16:50:18 EST 2004
I use a PVR-250 and I don't notice any degredation in quality. Getting
replays of a great pass makes mythtv worth it.
> -----Original Message-----
> From: mythtv-users-bounces at mythtv.org
> [mailto:mythtv-users-bounces at mythtv.org] On Behalf Of Damon Haas
> Sent: Thursday, March 11, 2004 7:49 AM
> To: Discussion about mythtv
> Subject: RE: [mythtv-users] Video Quality
>
>
>
>
> On Thu, 2004-03-11 at 12:28, Alan Snyder wrote:
>
> >
> > With a dirt-cheap bt878 capture card, generic
> > GEForce-2 video card, and mid-90's 27" TV, with myth doing
> MPEG-4 at
> > 640x480, 2200kbps, the difference between live TV through myth and
> > live TV off the cable is noticable but not bothersome. The CNN
> > "crawl" is a little jumpy. There's some loss of detail in the
> > highlights (I think that might be a bt878 chipset issue). Up close
> > (closer than I watch), some blockiness is present
> (replacing the less
> > noticable noise in an analog picture). Football can seem harder to
> > follow, probably because of the limitations of the compression
> > settings to handle the frame-to-frame changes in content. But
> > overall, the difference is similar to the difference between a good
> > cable signal and an "OK" cable signal. I do notice that for certain
> > channels where the cable signal is weaker, the noise in the
> > original results in more artifacts in the processed video.
> > This is most likely because the compression scheme needs to
> > deal with all that extra "information."
>
> Before I go through and do this I need to be clear on this
> one- is watching sports not very good through mythtv? If I
> am watching hockey or football on a large TV, having the
> ability to pause live TV would cause large amounts of
> distortion? How noticeable is the difference between a
> recording and live TV when watching sports? Thanks for any
> information.
>
>
>
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