[clug] Codec colour mangling (esp. with MythTV)

[Duncan Roe]

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
>
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