color calibration and xvideo (xv)
alexdeucher at gmail.com
Tue Aug 21 14:35:35 PDT 2007
On 8/21/07, Friedrich Schiller <freddy_schiller at yahoo.de> wrote:
> Many thanks for your answers, they are very helpful!
> Here is some more info:
> - The graphics hardware in question is an ATI Radeon R250 chip
> (Mobility FireGL 9000).
> - in xorg.conf I specified the standard xorg "radeon" driver
> (version as provided in Debian Etch).
> - So far to I found that this driver/chip combination is pretty
> well supported by xorg, including hardware accelerated 3D.
> So I am not sure whether this driver/chip uses Legacy XV overlays
> (as suggested by Lukáš Hejtmánek)? Can this be changed somehow
> in the xorg.conf file ?
yes. It only supports Xv via overlay at the moment.
> I will also have a closer look at "xvattr". Thanks for suggesting it,
> and for pointing out that the overlay plane may need
> its own color correction.
the radeon overlay has full correction capabilities, most of which are
exposed as Xv attributes. You can actually get a lot more fine
grained than we currently expose, but that gets to be more than most
people need. Take a look at radeon_video.c for more info if you are
> Cheers, Freddy
> Wissenswertes zum Thema PC, Zubehör oder Programme. BE A BETTER INTERNET-GURU! www.yahoo.de/clever
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