Alan North AlansCodeLog

## ANSI.md

      
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                fnky
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              July 8, 2024 04:14
            
              
                ANSI Escape Codes
              
          
    ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

Ctrl-Key: ^[
Octal: \033
Unicode: \u001b
Hexadecimal: \x1B
Decimal: 27


## brio.md

      
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                turbo
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              January 18, 2023 16:24
            
              
                Recording 4k 4:2:2 from Brio 4k In Linux using FFMpeg
              
          
    Turn auto-exposure off, set absolute exposure to a low level and use gain to compensate for low light if needed. E.g.:
v4l2-ctl -d /dev/video2 -c exposure_absolute=400
v4l2-ctl -d /dev/video2 -c gain=110

# check with
v4l2-ctl -d /dev/video2 -L