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winddcutil

Windows implementation of the ddcutil Linux program for querying and changing monitor settings, such as brightness and color levels. Uses the VESA Monitor Control Command Set (MCCS) over the Display Data Channel Command Interface Standard (DDC-CI).

News

Release [2.0.0] - 2023-09-15

  • Good news, winddcutil has been ported to Python! We use the API provided by the monitorcontrol Python package.
  • See the CHANGELOG for additional details.

Usage

The dist\winddcutil.exe is a standalone executable that can be run without installing a Python interpreter.

usage: winddcutil [-h] {detect,capabilities,setvcp,getvcp} ...

Windows implementation of the ddcutil Linux program for querying and changing monitor settings

positional arguments:
  {detect,capabilities,setvcp,getvcp}
    detect              Detect monitors
    capabilities        Query monitor capabilities
    setvcp              Set VCP feature value
    getvcp              Get VCP feature value

options:
  -h, --help            show this help message and exit

Development

This Python package is built with Python 3.11.5. Get Python here.

Useful commands

Initialize Python virtual environment

py -3 -m venv --upgrade-deps .venv
.venv\Scripts\activate.bat
pip install -r requirements.txt

Build standalone distributable [dist\winddcutil.exe]

pyinstaller cli.py --name winddcutil --onefile

Run tests

pytest test

Run pre-commit checks on all files

pre-commit run --all

Bug fixes and enhancement contributions via PRs are welcome!

License

MIT License

Issues

If you find a bug or have a feature request, please file an issue using the issue tracker on GitHub.