Struct Card 

pub struct Card { /* private fields */ }

Available on crate feature alsa only.

A reference to a card.

Implementations

impl Card

pub fn open(name: &CStr) -> Result<Self>

Open the given pcm device identified by name.

Examples

use audio_device::alsa;
use std::ffi::CStr;

let name = CStr::from_bytes_with_nul(b"hw:0\0")?;

let pcm = alsa::Card::open(name)?;

pub fn index(&self) -> c_int

Get the index of the card.

Examples

use audio_device::alsa;

for card in alsa::cards() {
    let card = card?;
    println!("{}", card.index());
}

pub fn name(&self) -> Result<CString>

Get the name of the card.

Examples

use audio_device::alsa;

for card in alsa::cards() {
    let card = card?;
    println!("{}", card.name()?.to_str()?);
}

pub fn long_name(&self) -> Result<CString>

Get the long name of the card.

Examples

use audio_device::alsa;

for card in alsa::cards() {
    let card = card?;
    println!("{}", card.long_name()?.to_str()?);
}