[ltp] xorg xvideo problem w. radeon 7500

Alex Deucher linux-thinkpad@linux-thinkpad.org
Mon, 7 Mar 2005 19:14:16 -0500


On Tue, 8 Mar 2005 00:33:40 +0100, Martin H=F6fling
<martin.hoefling@gmx.de> wrote:
> Am Montag, 7. M=E4rz 2005 14:55 schrieb Alex Deucher:
>=20
> > Radeons only have one overlay so you can only have it on one crtc at a
> > time.  in clone mode you'll need to set the XV_SWITCH_CRT attribute to
> > 1 to switch the overlay to crtc2 in clone mode.  you'll need an app
> > like xvattr to switch the attribute. in dualhead modes the overlay
> > will switch based on which head the video is on.
>=20
> Hey, this was exactly what I was looking for. Why are those strange optio=
ns in
> the radeon driver if they don't work?

what strange options?  I wrote the code ;)  I figured it'd be nicer to
swap the overlay source at runtime than in your config file.

Alex

>=20
> Thanks for your help.
>=20
> Martin