Re: close caption encoding
- From: "Jack W." <jackw@xxxxxxxxx>
- Date: Sun, 25 Dec 2005 12:47:39 -0500
"martin griffith" <mart_in_medina@xxxxxxxxxxx> wrote in message
news:nelrq19lb5s43o6lkoltmul1v589fkaapl@xxxxxxxxxx
> On Sat, 24 Dec 2005 15:58:03 -0500, in sci.electronics.design "Jack
> W." <jackw@xxxxxxxxx> wrote:
>
>>
>>Anyone knows how close caption is encoded on video line 21?
>>NTSC of course.
>>
>>Jack...
>>
>>
> google give 392 hits for close caption line21
>
>
> martin
I know Google returns many hits but I have yet to find precise informations
like timing wave forms. So far, all the sites I've visited say it it encoded
on line 21, two characters per field but not much real technical infos....
.
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