cpal/examples/enumerate.rs

extern crate cpal;

fn main() {
    println!("Default Endpoint:\n  {:?}", cpal::default_endpoint().map(|e| e.name()));

    let endpoints = cpal::endpoints();
    println!("Endpoints: ");
    for (endpoint_index, endpoint) in endpoints.enumerate() {
        println!("{}. Endpoint \"{}\" Audio formats: ",
                 endpoint_index + 1,
                 endpoint.name());

        let formats = match endpoint.supported_formats() {
            Ok(f) => f,
            Err(e) => {
                println!("Error: {:?}", e);
                continue;
            },
        };

        for (format_index, format) in formats.enumerate() {
            println!("{}.{}. {:?}", endpoint_index + 1, format_index + 1, format);
        }
    }
}