[mythtv-users] HD playback - 2nd picture appears after a few seconds

[Robert]

foo bar wrote:
> 2008/8/11 Robert <RobertCL at iname.com <mailto:RobertCL at iname.com>>
> 
>     Hi all,
> 
>     I've previously had BBC HD working nicely in Mythtv.  I don't watch much
>     on HD, but when I went to watch it today, it started up fine and then
>     after a few seconds of playback a second "copy" of the video appeared in
>     the top left of the screen.  It takes up approx 1/4 of the total screen
>     area and is an exact copy of the HD video that is being played.  Both
>     copies of the video play ok, but the 1/4 size copy blocks out part of
>     the full size video.
> 
>     I've no idea what I've changed to cause this to happen - it only happens