DOKK / manpages / debian 11 / argyll / dispread.1.en
READ(1) User Commands READ(1)

Read - Read a Display.

Read a Display

dispread [options] outfile

Verbose mode

-display displayname Choose X11 display name

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)
Set communication port from the following list (default 1)
** No ports found **
Use telephoto mode (ie. for a projector) (if available)
Load calibration file into display while reading
Apply calibration file to test values while reading
Save spectral information (default don't save)
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.
Fill whole screen with black background
Don't set override redirect on test window
Encode the test values for video range 16..235/255
Run instrument calibration first (used rarely)
Disable initial calibration of instrument if possible
Use high resolution spectrum mode (if available)
Disable normalisation of white to Y = 100
Apply Colorimeter Correction Matrix
Use Colorimeter Calibration Spectral Samples for calibration
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
Drift compensation, Black: -Ib, White: -Iw, Both: -Ibw
Override measured refresh rate with rate Hz
Use non-adaptive integration time mode (if available).
Don't wait for the instrument to be placed on the display
Invoke shell "command" each time a color is set
Invoke shell "command" each time a color is measured
Override serial port flow control: n = none, h = HW, x = Xon/Xoff
Print debug diagnostics to stderr
Base name for input[ti1]/output[ti3] file
September 2014 dispread