64 lines
2.4 KiB
Rust
64 lines
2.4 KiB
Rust
extern crate cpal;
|
|
extern crate failure;
|
|
|
|
use cpal::{Device, Host};
|
|
|
|
fn main() -> Result<(), failure::Error> {
|
|
println!("Supported hosts:\n {:?}", cpal::ALL_HOSTS);
|
|
let available_hosts = cpal::available_hosts();
|
|
println!("Available hosts:\n {:?}", available_hosts);
|
|
|
|
for host_id in available_hosts {
|
|
println!("{:?}", host_id);
|
|
let host = cpal::host_from_id(host_id)?;
|
|
let default_in = host.default_input_device().map(|e| e.name().unwrap());
|
|
let default_out = host.default_output_device().map(|e| e.name().unwrap());
|
|
println!(" Default Input Device:\n {:?}", default_in);
|
|
println!(" Default Output Device:\n {:?}", default_out);
|
|
|
|
let devices = host.devices()?;
|
|
println!(" Devices: ");
|
|
for (device_index, device) in devices.enumerate() {
|
|
println!(" {}. \"{}\"", device_index + 1, device.name()?);
|
|
|
|
// Input formats
|
|
if let Ok(fmt) = device.default_input_format() {
|
|
println!(" Default input stream format:\n {:?}", fmt);
|
|
}
|
|
let mut input_formats = match device.supported_input_formats() {
|
|
Ok(f) => f.peekable(),
|
|
Err(e) => {
|
|
println!("Error: {:?}", e);
|
|
continue;
|
|
},
|
|
};
|
|
if input_formats.peek().is_some() {
|
|
println!(" All supported input stream formats:");
|
|
for (format_index, format) in input_formats.enumerate() {
|
|
println!(" {}.{}. {:?}", device_index + 1, format_index + 1, format);
|
|
}
|
|
}
|
|
|
|
// Output formats
|
|
if let Ok(fmt) = device.default_output_format() {
|
|
println!(" Default output stream format:\n {:?}", fmt);
|
|
}
|
|
let mut output_formats = match device.supported_output_formats() {
|
|
Ok(f) => f.peekable(),
|
|
Err(e) => {
|
|
println!("Error: {:?}", e);
|
|
continue;
|
|
},
|
|
};
|
|
if output_formats.peek().is_some() {
|
|
println!(" All supported output stream formats:");
|
|
for (format_index, format) in output_formats.enumerate() {
|
|
println!(" {}.{}. {:?}", device_index + 1, format_index + 1, format);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
Ok(())
|
|
}
|