songrec 0.6.7

An open-source Shazam client for Linux, written in Rust.
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use cpal::platform::{Device, Host};

use crate::core::audio_controllers::cpal::CpalBackend;
#[cfg(feature = "pulse")]
use crate::core::audio_controllers::pulseaudio::PulseBackend;

use crate::core::thread_messages::DeviceListItem;

pub fn get_any_backend() -> Box<dyn AudioBackend> {
    #[cfg(not(feature = "pulse"))]
    return Box::new(CpalBackend {});

    #[cfg(feature = "pulse")]
    if let Some(backend) = PulseBackend::try_init() {
        return Box::new(backend);
    } else {
        return Box::new(CpalBackend {});
    }
}

pub trait AudioBackend {
    fn list_devices(&mut self, host: &Host) -> Vec<DeviceListItem>;

    fn set_device(&mut self, host: &Host, inner_name: &str) -> Device;
}