[mythtv-users] Closed caption problems

Thomas Mørch tmorch at gmail.com
Mon Jun 29 08:04:54 UTC 2009

2009/6/29 Michael T. Dean <mtdean at thirdcontact.com>

>  On 06/28/2009 06:29 PM, Thomas Mørch wrote:
>> I have a couple of problems with closed captions on my FE. I'm receiving
>> digital mpeg2 streams.
>>  First problem is that the letters in the cc extend above the black bars,
>> and the second line gets the top cut of the letters. Is there a place where
>> I can specify the size/Height of the fonts used?
>>  Next problem that I see, is that the cc isn't consistent all the time,
>> skipping lot's of texts, or delaying them. what can cause this?
>>  Both problems decreases the WAF here in the house, so if someone can give
>> me a couple of hints....
> Assuming you're in the US, the EIA-708 (ATSC) caption support in Myth still
> needs some work.  In the interim, you can use EIA-608 captions.  Change the
> button you have mapped to TOGGLECC (by default T) to TOGGLECC608.

I'm in the EU, so the ATSC doesn't apply to me. The captions are send as
teletext pages, so I assume it has to decode the mpeg frames, before it can
decode the captions?

/ Thomas
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