[mythtv-users] HD Picture changes width/scaling intermittently during playback

[Michael T. Dean]

On 05/09/2011 11:26 PM, steffan matins wrote:
> I have an unusual problem.
>
>
>
> I will be watching a perfectly scaled, recorded show at 1360x768 (clear
> and sharp, aspect ratio 16:9) on my plasma when a camera angle will
> change in the show and suddenly the picture will shrink horizontally
> ever so slightly, leaving very small black bands on the sides, but the
> picture is now interpolated differently and is definitely not as sharp
> or clear.
>
>
>
> I have a plasma at 1360x768, geforce 8400 using VDPAU, using DVI-HDMI
> (although have tried VGA with same issue), modelines set by screen EDID.
> TV channel is ONEHD, 1080i. Have tried it with all de-interlace setting
> including NONE.
>
>
>
> I don't think it is a broadcast issue because the live TV image is fine,
> it only occurs during playback of recordings. It is also not changing
> aspect ratios because 4:3 or even 14:9 have much wider side bands.
>
>
>
> Does anyone have a clue to what is going on?

You've set the Zoom setting (in TV Playback) to Auto Detect?

Mike