what's funny is that i can see the same thing on ads on cnbc on both QAM digital and analog....and on regular analog TVs too (nothing special on them).<br><br><br><div><span class="gmail_quote">On 2/2/06, <b class="gmail_sendername">
Brandon Stoll</b> <<a href="mailto:mrmagoo@mrmagoo.org">mrmagoo@mrmagoo.org</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
On 1/31/06, Jarod Wilson <<a href="mailto:jarod@wilsonet.com">jarod@wilsonet.com</a>> wrote:<br>> On Tuesday 31 January 2006 10:47, Endaf Jones wrote:<br>> [...]<br>> > > > that's just VBI data. It's in every broadcast. You don't see it on your
<br>> > > > regular TV with it's tuner because the mfr sets the overscan so high<br>> > > > that it's not seen. You can too. It's easy to do with the overscan<br>> > > > setting in mythtv frontend>>Utilities/Setup>>Setup>>TV
<br>> > > > Settings>>Playback>>Overscan<br>> > > ><br>> > > > Set the Vertical over/underscan setting to something small like 2 or 4<br>> > > > and check your video playback. I play both NTSC and ATSC 6:9 and it
<br>> > > > works fine.<br>> > ><br>> > > Or just use the custom filter "crop". I forget the exact parameters, but<br>> > > you basically specify how many pixels to chop off the top, bottom and
<br>> > > sides. Details can be found in the list archives, I'm sure.<br>> ><br>> > If I'm not mistaken, the "crop" filter is in multiples of 16 pixels.<br>> > You can't just specify 6 pixels, you can only specify 0,16,32 ...
<br>><br>> Appears that you are correct about the multiples of 16 pixels (16 pixels == 1<br>> macroblock), but should be specified in macroblocks, not pixels, so your<br>> 0,16,32... example should actually be 0,1,2... At least, if I'm reading
<br>> things right. I've never actually tried it out. :)<br>><br>> > For a lot of people, that's just too much of the picture to remove.<br>> > Overscan is your best option I think in this case. Unless something
<br>> > has changed recently.<br>><br>> If you're recording at full-resolution, chopping 16 pixels off the top doesn't<br>> seem so bad to me (you normally lose that many when watching SDTV anyhow),<br>> but I'd have to actually try it to see what I really think.
<br>><br>> --<br>> Jarod Wilson<br>> <a href="mailto:jarod@wilsonet.com">jarod@wilsonet.com</a><br>><br>><br><br>Thanks for info. I thought my cable company was just insane. I can't<br>believe I never thought of crop/overscan settings to fix the picture,
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