Question 1

How to install portaudio Go bindings on Ubuntu?

Accepted Answer

Install the portaudio19-dev package via apt-get, then use go get or go install for the package. The README specifies this as a prerequisite for building.

Question 2

portaudio Go vs beep or oto for audio?

Accepted Answer

portaudio provides low-level, cross-platform bindings to PortAudio for full audio I/O control, while beep and oto are higher-level, pure Go libraries focused on playback with simpler APIs but fewer features.

Question 3

How to record audio using portaudio in Go?

Accepted Answer

Use the package to open an input stream, manage audio data in callbacks, and handle errors. Refer to the package documentation for examples on stream creation and real-time processing.

Question 4

Does portaudio support Windows audio devices reliably?

Accepted Answer

Yes, it supports Windows via PortAudio's host APIs, but you may need to ensure PortAudio is correctly installed and configured for your system, as cross-platform compatibility depends on the underlying library.

Question 5

portaudio real-time audio latency issues in Go?

Accepted Answer

Go's garbage collection can introduce latency spikes, so for critical real-time audio, consider optimizing memory usage or using lower-level tweaks, though portaudio itself provides stream control for timing.

Question 6

How to enumerate audio devices with portaudio Go?

Accepted Answer

Use the package's device enumeration functions to list available devices and host APIs, then select based on parameters like sample rate or channels, as highlighted in the key features.

PortAudio

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