virtual bool SetSystemAudioMode(const cec_system_audio_status mode);
virtual bool SetSystemAudioMode(const cec_command &command);
virtual bool TransmitAudioStatus(cec_logical_address dest);
virtual bool SetSystemAudioMode(const cec_system_audio_status mode);
virtual bool SetSystemAudioMode(const cec_command &command);
virtual bool TransmitAudioStatus(cec_logical_address dest);