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ALCPlugFix

This is an improved version of ALCPlugFix from goodwin.

The original and this fork tries to fix headphone audio power state issue in non Apple sound card in macOS.

The improvement include:

  • Refactor
  • Add listener when sleep/wake
  • Fix on sleep wake
  • Let you choose hda-verb so it don't need be in $PATH
  • Enable launching as LauchDaemon
  • Bug fix
  • Install.sh script with update support
  • Uninstall.sh to uninstall ALCPlugFix
  • macOS Catalina support

Install

By default it's code command is for Lenovo ThinkPad(s) with Realtek ALC3232 Audio Codec with Combo Jack, you may need to change that in fixAudio function.

Running sh ./install.sh will install to /user/local/bin.

By default it search hda-verb in current work directory, if not found it will search in $PATH (May not work when it is running from LaunchDaemon because it is using as root).

Compatible Laptops

  • Lenovo ThinkPad T440P
  • Lenovo ThinkPad T440
  • Lenovo ThinkPad T440S
  • Lenovo ThinkPad L440
  • Lenovo ThinkPad X240

Build

xcodebuild -target ALCPlugFix

Debug

Add following to launchDaemon file to log to /tmp/ALCPlugFix.log, (or use log stream)

	<key>StandardOutPath</key>
	<string>/tmp/ALCPlugFix.log</string>
	<key>StandardErrorPath</key>
	<string>/tmp/ALCPlugFix.log</string>

Credits

  • Goodwin for creating the Software
  • Menchen for the refactoring and new features
  • Joshuaseltzer for creating new install.sh and uninstall.sh
  • Sniki for maintaining the software