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
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