Bgc-Gamma Function; Bst-Built-In Self Test - Christie D4K40-RGB Technical Reference

BGC–Gamma Function
Applies a predefined gamma transfer function to the image.
Commands
Command Description
BGC <value> Applies a predefined gamma transfer function to the
image. This command is only available if the video
electronics are on. (Saved value)
Examples
Select the sRGB gamma transfer function:
(BGC 1)
Select a Power Law function with a 2.6 exponent:
(BGC 2)
Result:
(GAM 2600)
BST–Built-in Self Test
Performs self-checks in D4K40-RGB that can be safely executed either in standby, on, or cool down
mode. Do not execute this command while D4K40-RGB is warming up.
Commands
Command Description
BST?L Returns a list of available test
suites. (Read-only)
BST <suite> Executes the test suite specified. 0 = All Tests
BST+TEST?L Returns a list of available tests.
(Read-only)
BST+TEST <index> Executes the specified test.
D4K40-RGB Technical Reference–Serial Commands
020-102972-02 Rev. 1 (01-2019)
Copyright 2019 Christie Digital Systems USA, Inc. All rights reserved.
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Values
0 = Auto Detect (Default)
1 = sRGB
2 = Power Law Function
3 = Classic
4 = ITU-R BT.1886
6 = HDR/PQ (SMPTEST 2048)
Values
—
1 = Image processor board tests
2 = Formatter tests
3 = Active backplane tests
4 = Video path tests
—
0 = Video Path: CRC check
Serial API commands
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