Install librtaudio-doc by entering the following commands in the terminal:
sudo apt update sudo apt install librtaudio-doc
Description:
C++ library for realtime audio input/ouput (documentation files)
RtAudio is a set of C++ classes that provides a common API (Application Programming Interface) for realtime audio input/output across Linux (native ALSA, JACK, and OSS), Macintosh OS X, SGI, and Windows (DirectSound and ASIO) operating systems. RtAudio significantly simplifies the process of interacting with computer audio hardware. . This package provides the API documentation.
Homepage: http://www.music.mcgill.ca/~gary/rtaudio/
Version: 5.0.0~ds-2
Section: universe/doc