public void Set(int songVol, LoudnessMetadata?songLoudnessMetadata, CSound sound)
        {
            if (ApplyLoudnessMetadata && songLoudnessMetadata.HasValue)
            {
                var gain = TargetLoudness - songLoudnessMetadata.Value.Integrated;

                sound.SetGain(gain, songLoudnessMetadata.Value.TruePeak);
            }
            else
            {
                sound.SetGain(ApplySongVol ? songVol : CSound.DefaultSongVol);
            }
        }