[mythtv] Re: [mythtv-commits] Bob and XVMC

Ivor Hewitt ivor at ivor.org
Fri Feb 4 21:48:21 UTC 2005


On Thursday 03 Feb 2005 23:46, Isaac Richards wrote:
> On Thursday 03 February 2005 05:31 pm, Ivor Hewitt wrote:
> >
> > XvMCPutSurface(data->XJ_disp, surf, data->XJ_curwin,
> >                    imgx, imgy, imgw, src_h,
> >                    dispxoff, dispyoff + halfLineSrc,
> >                    dispwoff, disphoff - halfLineSrc, field);
> >
> > Appears to be causing the unichrome XvMC grief. If you remove the "+-
> > halfLineSrc" the playback will be smooth again for now.
>
> Ok - can you confirm that current CVS fixes it?  Also, what about with XvMC
> turned off?
>

Yup indeed fixes XvMC. Green flickering all over screen with just XV.

Out of interest what is the halfLineSrc adjustment supposed to be doing for 
XvMC? I thought the field 1 and 2 values were what told the XvMC driver which 
field was active. So why does the image need offsetting?

Cheers,
Ivor.



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