[clug] Codec colour mangling (esp. with MythTV)
duncan_roe at acslink.net.au
Sun Jan 21 21:15:49 GMT 2007
If this was an actual TV set, I'd say it was swapping the Y-B & Y-R signals
(they're the ones that alternate phase from line to line in PAL). Black&White
(Y) remains unaffected. Maybe something similar in MythTV?
On Mon, Jan 22, 2007 at 01:59:27AM +1100, Tony and Robyn Lewis wrote:
> I've recenting got MythTV working enough to watch TV. However, running
> the frontend on my laptop has the colours all mangled. There is a lot
> of brown and blue - it might be some kind of colour inverse, but it.s
> not like black goes to white.
> I've noticed it before on normal playback on some video files, and I put
> it down to codec error. When gxine shows it mangled, VLC usually gets
> it right. Or vice versa. But obviously I need to solve the problem to
> get MythTV usable.
> I've tried googling, but can't make headway. Has anyone else
> experienced this?
> Backend is a Compaq deskpro with an AverMedia card. Front end is a Dell
> Inspiron 6400 with a Mobility Radeon x1300, running the proprietary ATi
> drivers, v8.25.18 (as per dapper). Both are running dapper, though
> MythTV is an unofficial package of 0.20 from SVN 12 9 December 2006.
> Any clues?
> Tony Lewis
> linux mailing list
> linux at lists.samba.org
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