[mythtv-users] DVB Recordings & Switching Aspect Ratios

Steve Adeff adeffs at gmail.com
Tue Dec 6 18:15:18 EST 2005

On Tuesday 06 December 2005 17:59, Brandon Stoll wrote:
>     I'm not sure if this is something everyone sees or if nobody else
> has complained, but all the channels I'm getting with Comcast are
> recording and whenever a 4:3 program/ad comes on, there is a huge
> white bar at the top of the recording.  When I use the cable connected
> to my TV's digital tuner, it either cuts this off or doesn't have this
> problem at all.  It's hard to give an example without putting a big
> recording up, and the JPEG compression kills the effect the lines have
> on the video, but here are a few screenshots- the first showing a
> normal picture, the second two being commercials during the same
> recording.
> http://www.mrmagoo.org/temp/HDTV-1.jpg
> http://www.mrmagoo.org/temp/HDTV-2.jpg
> http://www.mrmagoo.org/temp/HDTV-3.jpg
>     Is this normal?  If it is, how hard would it be to have MythTV
> detect the line to automatically switch to the correct aspect ratio
> and cut these lines off?  They are incredibly annoying since they
> flicker white/black on one side, and I'd like to have a correctly
> stretched picture since burn-in is an issue for me.  Another thing I
> found interesting is some of the PVR350 recordings have this same
> faint line show up every once and a while-almost as if the image was
> being cropped badly by the broadcaster.  I have no other cards that
> can get QAM, so I don't even know if this is a driver thing but it
> really doesn't look like it to me.

haven't noticed this here.


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