When installed as a system app, enables other applications to capture playing media audio and metadata.
This service must be installed as a privileged system app, in /system/priv-app.
Download the APK and install it normally. The service will move itself automatically there, using root capabilities.
Download the APK, install it normally and move to /system/priv-app.
Here's the video:
To use this service in an app, you need to connect to the appropriate services,
as defined in AndroidManifest.xml. Their AIDL interfaces
are defined in github/audiocapture-lib.