Comment 2 for bug 994598

In this case, it is a Dell Latitude E6400 et and latitude D630.

Both have a Nvidia Graphic card with the latest drivers.

I can tell you more from home but i've downloaded the latest one from the dell site.

Gontie.

> Date: Fri, 4 May 2012 14:34:14 +0000
> From: <email address hidden>
> To: <email address hidden>
> Subject: Re: [Bug 994598] [NEW] DPC Latency Checker is flying above 14000 with Mixxx
>
> What graphics card and driver do you have installed?
>
> On Fri, May 4, 2012 at 9:56 AM, gontie <email address hidden>
> wrote:
>
> > Public bug reported:
> >
> > I have some dell laptops and with most DJ softwares like Mixvibes and
> > Traktor they work like a charm.
> >
> > The DPC latency checker show some peaks about 2000-3000 but nothing
> > higher.
> >
> > I think these software are not using the Video card ressources which
> > doesn't seems the case of Mixxx.
> >
> > To confirm this idea, i have disabled the Waveform in Mixxx and the
> > results are indeed good. The DPC latency Checker works normal as on
> > other DJ softwares.
> >
> > So i think it could be important to have the possibility that the
> > waveform are displayed and calculated by the CPU, not the GPU.
> >
> > This could lower on many laptops the DPC latency Checker results.
> >
> > Gontie.
> >
> > ** Affects: mixxx
> > Importance: Undecided
> > Status: New
> >
> > --
> > You received this bug notification because you are a member of Mixxx
> > Development Team, which is subscribed to Mixxx.
> > https://bugs.launchpad.net/bugs/994598
> >
> > Title:
> > DPC Latency Checker is flying above 14000 with Mixxx
> >
> > To manage notifications about this bug go to:
> > https://bugs.launchpad.net/mixxx/+bug/994598/+subscriptions
> >
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/994598
>
> Title:
> DPC Latency Checker is flying above 14000 with Mixxx
>
> Status in Mixxx:
> New
>
> Bug description:
> I have some dell laptops and with most DJ softwares like Mixvibes and
> Traktor they work like a charm.
>
> The DPC latency checker show some peaks about 2000-3000 but nothing
> higher.
>
> I think these software are not using the Video card ressources which
> doesn't seems the case of Mixxx.
>
> To confirm this idea, i have disabled the Waveform in Mixxx and the
> results are indeed good. The DPC latency Checker works normal as on
> other DJ softwares.
>
> So i think it could be important to have the possibility that the
> waveform are displayed and calculated by the CPU, not the GPU.
>
> This could lower on many laptops the DPC latency Checker results.
>
> Gontie.
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/mixxx/+bug/994598/+subscriptions