Video tearing with modesetting driver and Intel Sandybridge graphics

[Tino Mettler]

On Wed, Mar 15, 2017 at 10:34:48 +0900, Michel Dänzer wrote:
> On 14/03/17 07:52 PM, Tino Mettler wrote:
> > Hi,
> > 
> > I get tearing video with the modesetting driver on a Debian Sid
> > installation.
> 
> Which desktop environment are you using?

I use Gnome3 (as cited below).

> 
> 
> > It happens at least in VLC and Firefox in Gnome3 using HDMI output of
> > the Sandybridge graphics.
> 
> In Firefox, you probably need to force hardware compositing by setting
> layers.acceleration.force-enabled=true in about:config . Check what
> about:support says for *_COMPOSITING.

I'll try that. Meanwhile, I also tried mpv with "--vo xv", "--vo
opengl" and "--vo opengl --hwdec vaapi" and always got tearing video.

Regards,
Tino