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extern crate midir;
use std::io::{stdin, stdout, Write};
use std::error::Error;
use midir::{MidiInput, MidiOutput, Ignore};
fn main() {
match run() {
Ok(_) => (),
Err(err) => println!("Error: {}", err)
}
}
fn run() -> Result<(), Box<dyn Error>> {
let mut midi_in = MidiInput::new("midir test input")?;
midi_in.ignore(Ignore::None);
let midi_out = MidiOutput::new("midir test output")?;
let mut input = String::new();
loop {
println!("Available input ports:");
for (i, p) in midi_in.ports().iter().enumerate() {
println!("{}: {}", i, midi_in.port_name(p)?);
}
println!("\nAvailable output ports:");
for (i, p) in midi_out.ports().iter().enumerate() {
println!("{}: {}", i, midi_out.port_name(p)?);
}
// run in endless loop if "--loop" parameter is specified
match ::std::env::args().nth(1) {
Some(ref arg) if arg == "--loop" => {}
_ => break
}
print!("\nPress <enter> to retry ...");
stdout().flush()?;
input.clear();
stdin().read_line(&mut input)?;
println!("\n");
}
Ok(())
}