[mythtv-users] closed caption missing letters
dsr-myth at tao.merseine.nu
Tue May 27 18:49:48 UTC 2008
On Tue, May 27, 2008 at 11:32:53AM -0700, jason wrote:
> Hello! I am having problem with my mythtv and pvr mce 250 card closed caption. I'm missing letters in the caption often. And I tested it with cable and broadcast and even digital tv. All turned out same result.
> Digital tv has closed caption bulit in and their closed caption is perfectly unlike closed caption from mythtv. So I know it is not broadcast issues.
Your PVR 250 isn't capturing digital TV; it always captures analog
signals. They might have been digital up to a cable box.
> so is there any way I could solve the problem? Or even narrow down to source of problem?
A number of options occur to me:
- Check signal strength and quality just before your PVR250
- The IVTV driver might have problems; what revision are you
- Could you get an ATSC tuner and see if that gets the channels
you need with adequate quality? ATSC captions seem to be much
more reliable than NTSC. (This only applies if you are in the
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