One of the redeeming qualities of many modern cheap keyboards is the built-in volume control buttons. But this is Hackaday, and many of us (and you) have Model Ms or newfangled mechanical keyboards ...
You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.
You can determine the max amplitude (=volume) with the help of the VolumeMeter class. Just send the audio to this class and then you can access the volume information: Instead of the volume as ...