Function alsa_sys::snd_mixer_selem_ask_playback_dB_vol [−] [src]

pub unsafe extern "C" fn snd_mixer_selem_ask_playback_dB_vol(
    elem: *mut snd_mixer_elem_t, 
    dBvalue: c_long, 
    dir: c_int, 
    value: *mut c_long
) -> c_int

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