private static extern IntPtr Dissonance_CreatePreprocessor( NoiseSuppressionLevels nsLevel, AecSuppressionLevels aecLevel, bool aecDelayAgnostic, bool aecExtended, bool aecRefined, AecmRoutingMode aecmRoutingMode, bool aecmComfortNoise );
private static extern void Dissonance_ConfigureNoiseSuppression(IntPtr handle, NoiseSuppressionLevels nsLevel);
private static extern IntPtr Dissonance_CreatePreprocessor(NoiseSuppressionLevels nsLevel);