lubuntu-qa team mailing list archive
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Re: old intel graphics works better (without uxa acceleration tweak)
2014-04-03 08:31, Nio Wiklund skrev:
> Hi everybody,
> Old intel graphics works again (without the uxa acceleration tweak), at
> least it works better from pictures.
> Somewhere along the development path of Trusty, it started to render
> pictures well again, for example the background picture of Lubuntu.
> Those of us who had problems in Saucy and also in the beginning of
> Trusty have fixed it with the uxa acceleration tweak (introduced to us
> by John)
> Edit (or create) /etc/X11/xorg.conf as follows: (ugh, can't format,
> should be a tab before each line except the first and the last).
> Section "Device"
> Identifier "Intel Graphics"
> Driver "intel"
> Option "AccelMethod" "uxa"
> This is not necessary in the current daily build in our IBM Thinkcentre
> with the following Intel graphics:
> VGA compatible controller: Intel Corporation 82865G Integrated Graphics
> Controller (rev 02)
> But there is another problem too. Video clips are rendered with too
> bright colours. This problem appeared at the same time as the jagged
> contours in pictures. And this problem remains in our Thinkcentre.
> I suggest that you try too, if you are/were affected by this regression.
> Please check the rendering of pictures (jagged contours) and also
> playing video clips (which might have too bright colours) and let us
> know how it works for you!
> Best regards
I just want to add that the uxa acceleration still works in today's
daily build of Trusty and helps render the video colours correctly.