Public Overridable Sub MFAudioGain( _
   ByVal _bsChannelsList As String, _
   ByVal _dblGainStartDb As Double, _
   ByVal _dblGainEndDb As Double _
) 

public virtual void MFAudioGain( 
   string _bsChannelsList,
   double _dblGainStartDb,
   double _dblGainEndDb
)

public procedure MFAudioGain( 
    _bsChannelsList: String;
    _dblGainStartDb: Double;
    _dblGainEndDb: Double
); virtual; 

public: virtual void MFAudioGain( 
   BSTR* _bsChannelsList,
   double _dblGainStartDb,
   double _dblGainEndDb
) 

Parameters

_bsChannelsList

string with channels, for example, "0,2,3"

_dblGainStartDb

start gain in dB

_dblGainEndDb

end gain in dB

Reference

MFFrameClass Class
MFFrameClass Members