[mythtvnz] kernel/ivtv upgrade problems

Mike Dilger mythtvnz@lists.linuxnut.co.nz
Mon, 22 Jan 2007 12:53:46 +1300


Pshem Kowalczyk wrote:
> Hi,
>
>> But once I start mythtv, the video changes.  It doesn't sync, and there
>> is substantial video tearing.
>>
>> If I shut mythtv down and go back to "mplayer /dev/video0", the
>> framesync video-tearing problem persists, so I'm pretty sure mythbackend
>> is setting an ivtv module setting that it shouldn't be setting.
>>
>> Ideas?
>
> I'm guessing that you changed teletext from 'none' and use non-native
> PAL resolution. If that's the case then you have to change the
> resolution to 720x572 (native PAL) - otherwise ivtv refuses to work.
> To test that - cold boot your myth box without starting mythtv and
> manualy tune using ivctl and then use mplayer to test the output - if
> everything works then the resolution is the culprit.
>
> regards
> pshemko

You're right.  Teletext was set to "PAL - teletext" or something like
that.  I put it back to none, and it all works now.  Strange, I dunno
how that got changed.  Thanks.

Mike