Provided by: argyll_2.0.1+repack-1_amd64 bug


       Read - Read a Display.


       Read a Display


       dispread [options] outfile

       -v     Verbose mode

       -display displayname Choose X11 display name

       -d n[,m]
              Choose  the  display  n  from  the  following  list  (default  1) Optionally choose
              different display m for VideoLUT access

              1 = 'Screen 1, Output DVI-I-1 at 0, 0, width 1920, height 1080'

              Display via a web server at port (default 8080)

       -c listno
              Set communication port from the following list (default 1)

              ** No ports found **

       -p     Use telephoto mode (ie. for a projector) (if available)

              Load calibration file into display while reading

              Apply calibration file to test values while reading

       -s     Save spectral information (default don't save)

       -P ho,vo,ss[,vs]
              Position test window and scale it ho,vi: 0.0  =  left/top,  0.5  =  center,  1.0  =
              right/bottom etc.  ss: 0.5 = half, 1.0 = normal, 2.0 = double etc.

       -F     Fill whole screen with black background

       -n     Don't set override redirect on test window

       -E     Encode the test values for video range 16..235/255

       -J     Run instrument calibration first (used rarely)

       -N     Disable initial calibration of instrument if possible

       -H     Use high resolution spectrum mode (if available)

       -w     Disable normalisation of white to Y = 100

       -X file.ccmx
              Apply Colorimeter Correction Matrix

       -X file.ccss
              Use Colorimeter Calibration Spectral Samples for calibration

       -Q observ
              Choose  CIE  Observer  for  spectrometer  or  CCSS  colorimeter data: 1931_2 (def),
              1964_10, S&B 1955_2, shaw, J&V 1978_2, 1964_10c

       -I b|w Drift compensation, Black: -Ib, White: -Iw, Both: -Ibw

       -Y R:rate
              Override measured refresh rate with rate Hz

       -Y A   Use non-adaptive integration time mode (if available).

       -Y p   Don't wait for the instrument to be placed on the display

       -C "command"
              Invoke shell "command" each time a color is set

       -M "command"
              Invoke shell "command" each time a color is measured

       -W n|h|x
              Override serial port flow control: n = none, h = HW, x = Xon/Xoff

       -D [level]
              Print debug diagnostics to stderr

              Base name for input[ti1]/output[ti3] file