[mythtv-users] VBI subtitles with ivtv cards?
Jesse Guardiani
jesse at wingnet.net
Fri Sep 23 14:19:50 UTC 2005
Joseph A. Caputo wrote:
> On Thursday 22 September 2005 16:37, Isaac Richards wrote:
>
>> On Thursday 22 September 2005 04:29 pm, Joseph A. Caputo wrote:
>>
>>> Hi,
>>>
>>> Please 'scuse my ignorance, but while going through the commit
>>> history
>>> for the week that I was on vacation in August, I saw some changes in
>>> SVN related to VBI & subtitles w/ivtv-driven cards. Does this mean
>>> that subtitles are now working/supported for these cards (assuming I
>>> have a recent enough version of ivtv)? If so, is there anything
>>> special I need to do besides enable it in the backend setup? (Note:
>>> I'm
>>> using regular TV-out, not a PVR-350).
>>>
>> Only change was the ioctls enabling them are right now. Someone still
>> needs
>> to write a ivtv-format vbi parser.
>>
>
> So does that mean that they'll get embedded in the MPEG file, but Myth
> just can't parse them out yet?
Yes. You can view them on your TV if you enable ivtv VBI passthrough
using the ivtvctl command.
> And if so, then:
>
> - Are they muxed into the MPEG in a standard way (i.e., could I view
> them with another program (mplayer, xine, etc)? )
>
AFAIK. In fact, projectx doesn't seem to have any problem demuxing the
mpegs either.
I've burned several VBI laden mpegs to DVD using mythburn without any
problems.
> - I assume they'd be lost if Myth transcoded the file (say, to
> Nuppel/MPEG-4)
>
Probably.
--
Jesse Guardiani
Programmer/Sys Admin
jesse at wingnet.net
More information about the mythtv-users
mailing list