Question 1

How do I install rust-portaudio on macOS?

Accepted Answer

On macOS, you may need to manually install portaudio and pkg-config using Homebrew (e.g., brew install portaudio pkg-config). Then, add rust-portaudio to your Cargo.toml and run cargo build, as detailed in the README for setup.

Question 2

Should I use rust-portaudio or CPAL for my Rust audio project?

Accepted Answer

For new projects, CPAL is recommended as it's actively maintained and offers a more modern Rust audio API. rust-portaudio is better for existing PortAudio integration or specific legacy needs, but its maintenance mode limits long-term viability.

Question 3

How can I record audio with rust-portaudio?

Accepted Answer

To record audio, use the PortAudio bindings to set up an input stream with callbacks. Check the rust-portaudio documentation or example code in the repository for sample implementations on configuring devices and handling audio data.

Question 4

Is rust-portaudio still being updated?

Accepted Answer

No, rust-portaudio is in maintenance mode, so only critical bug fixes might be addressed. The README explicitly recommends CPAL for ongoing development, indicating limited future updates.

Question 5

Can rust-portaudio handle real-time audio processing?

Accepted Answer

Yes, it can handle real-time audio by leveraging PortAudio's low-latency capabilities. However, performance depends on system configuration and your code's complexity, and maintenance mode may affect compatibility with newer hardware.

Question 6

What happens if PortAudio isn't installed on my system?

Accepted Answer

rust-portaudio will try to detect PortAudio automatically or build it statically if the PORTAUDIO_ONLY_STATIC environment variable is set. If this fails, you must manually install PortAudio, as noted in the README's installation instructions.

rust-portaudio

What is rust-portaudio?

Overview

Use Cases

Best For

Related Projects

Found a gem we're missing?

Not Ideal For

Pros & Cons

Pros

Cons

Frequently Asked Questions