usb-audio v0.0.4

Universal Serial Bus Device Class Definition for Audio Devices

Constants as defined at:

• https://usb.org/document-library/usb-audio-devices-rev-30-and-adopters-agreement
• https://www.usb.org/sites/default/files/USB_Audio_v3.0.zip

Currently incomplete. PRs welcome.

Related

• https://github.com/nickdowell/AppleUSBAudio-273.4.1/blob/master/AppleUSBAudioDictionary.h
• https://github.com/torvalds/linux/blob/bef7b2a7be28638770972ab2709adf11d601c11a/include/linux/usb/audio-v2.h