Subject: Re: [stella] Closed Captions (Again) From: A Braunsdorf <ab@xxxxxxxxxxxxxx> Date: Thu, 23 Nov 2000 01:24:50 -0500 |
In message <5.0.0.25.0.20001122220018.0220ce80@xxxxxxxxxxxxxxxxxxx>, Glenn Saun ders writes: > > It's probably possible to reverse engineer CC. Try recording something > like Sesame Street with the alphabet song or something. Then freeze frame > the tape (or digital recording) and roll the image up to see the > pattern. Then see if the 2600 can duplicate the pattern. Yeah, I usually use LDs because they generate a stable frame when paused (well CAV ones do). > Because stations may vary horizontal alignment and other stuff, I would > guess that even if the 16 pixels were not perfect width or didn't line up > perfectly, that the decoder will still be able to do something with it. CC > decoding is probably pretty tolerant, considering that it's early 1970s > technology. Yep. Not to mention the wobbly time base you get from most home VCRs. > The cool thing about this is that if you could get it to work you could > write an entire text adventure game using the built-in CC capabilities of > the TV as your main display engine. That's the sort of thing I'd like to do. That, and I need a CC generator for my other video gear. :-) ab -- Archives (includes files) at http://www.biglist.com/lists/stella/archives/ Unsub & more at http://www.biglist.com/lists/stella/
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