pub fn ask_playback_vol_db(&self, volume: i64) -> Result<MilliBel> {
        let mut decibel_value: c_long = 0;
        acheck!(snd_mixer_selem_ask_playback_vol_dB(self.handle, volume as c_long, &mut decibel_value))
            .map(|_| MilliBel(decibel_value as i64))
    }
/// Asks alsa to convert playback volume to millibels.
Asks alsa to convert playback volume to millibels.
Asks alsa to convert playback volume to millibels .
pub fn ask_playback_vol_db(&self, volume: i64) -> Result<MilliBel> {
        let mut decibel_value: c_long = 0;
        acheck!(snd_mixer_selem_ask_playback_vol_dB(self.handle, volume as c_long, &mut decibel_value))
            .map(|_| MilliBel(decibel_value as i64))
    }
pub fn ask_playback_vol_db ( & self , volume : i64 ) -> Result < MilliBel > { let mut decibel_value : c_long = 0 ; acheck ! ( snd_mixer_selem_ask_playback_vol_dB ( self handle volume as c_long mut decibel_value ) ) . map ( | _ | MilliBel ( decibel_value as i64 ) ) }
Asks alsa to convert playback volume to millibels.
Asks alsa to convert playback volume to millibels .
&self
volume
i64
&self
volume
i64