[argyllcms] Matrox P650 doesn't seem to want to play...

  • From: Neil Woolford <neil@xxxxxxxxxxxxxxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Wed, 13 Dec 2006 11:02:06 +0000

Just about to calibrate my new twin head X11 Ubuntu Linux 64 bit AMD
system, running two DVI interfaced flat screens with the Xinerama

Runnning dispwin shows the colour squares on both displays (choose with
-d option), but the screen doesn't darken or lighten at the end of the
sequence.  I take this to mean that the LUT isn't being updated by the

Before I look into this further, are there any known issues with the
Matrox P650 card and Argyll?  As far as I know, the card is supposed to
have two LUTs, one for each output channel.  One of several reasons that
I selected it...


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