[argyllcms] Re: P650 and the LUT / dispwin -r isssue

perhaps this is a tiny bit of further information:

# strings mtx_drv.so | grep Gamma
MTXGammaExtensionInit
xf86SetGamma
MTXChangeGamma
MTXChangeGammaCrtc
MTXGetGammaCrtc
MTXChangeGammaRampCrtc
MTXGetGamma
HSLTVEGetGammaParameters
HSLMAVSetGamma
SmoothGammaRampData
RemapGammaRampData
GetLutGammaLevel
MavGammaTable
Gamma
MTXGamma
MTXGamma

Andreas


> Andreas Schrell wrote:
>> Is there anything I can test or debug on this issue? There is a matrox user
>> forum in which I could ask for the problem, but I would need an info, what I
>> should ask them. I am not at the workstation at the moment, but if I
>> remember
>> correctly xgamma works on the display.
>
> xgamma doesn't use XF86VidModeSetGammaRamp() though (which is what's
> needed for calibration), it uses XF86VidModeGetGamma().
>
> So it appears that the Matrox drivers don't properly implement
> XF86VidModeSetGammaRamp() for your card. I'm advised that
> the X11 Matrox driver is a proprietary driver, so really your
> only avenue is to contact Matrox about this issue.
>
> Graeme Gill.
>
>

Other related posts: