On Tue, 2005-01-18 at 09:28, Martin Ebourne wrote: > I get that too. DVB-T UK. Channels have a changing dotted line at the > top, which clearly has some binary counters in it. Can't see it on the > tv due to overscan, but get it when I run a frontend on the laptop.
The ones I see are unchanging. Analog tv has always had this line. It usually encodes time, close captions and teletext. > Any idea what causes it? I'd assumed it was a video card thing. Maybe it > does upset the commercial detection after all. This is part of the signal from the station. Paul
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