Method stream_clip

perro_source/audio_stack/perro_pawdio/src/mic.rs:587–605

(&self)

        if let Some(index) = match_device_index(&names, wanted) {
            return devices.get(index);
        }
    }
    devices
        .iter()
        .find(|device| device.is_default)
        .or_else(|| devices.first())
}

/// Index of `wanted`: exact match first, then trimmed case-insensitive match.
fn match_device_index(names: &[&str], wanted: &str) -> Option<usize> {
    let wanted = wanted.trim();
    if wanted.is_empty() {
        return None;
    }
    names.iter().position(|name| *name == wanted).or_else(|| {
        names
            .iter()
            .position(|name| name.trim().eq_ignore_ascii_case(wanted))
    })
}

/// Scan the input devices the OS exposes right now.