portaudio: portaudio (cross-platform audio I/O library) portaudio: portaudio: PortAudio provides a very simple API for recording and/or playing portaudio: sound using a simple callback function or a blocking read/write portaudio: interface. Example programs are included that play sine waves, portaudio: process audio input (guitar fuzz), record and playback audio, list portaudio: available audio devices, etc. portaudio: portaudio: portaudio: portaudio: