public void OnNotify(IntPtr notifyData)
{
AudioVolumeNotificationDataStruct audioVolumeNotificationDataStruct = MarshalHelpers.PtrToStructure <AudioVolumeNotificationDataStruct>(notifyData);
IntPtr value = MarshalHelpers.OffsetOf <AudioVolumeNotificationDataStruct>("ChannelVolume");
IntPtr pointer = (IntPtr)((long)notifyData + (long)value);
float[] array = new float[audioVolumeNotificationDataStruct.nChannels];
int num = 0;
while ((long)num < (long)((ulong)audioVolumeNotificationDataStruct.nChannels))
{
array[num] = MarshalHelpers.PtrToStructure <float>(pointer);
num++;
}
AudioVolumeNotificationData notificationData = new AudioVolumeNotificationData(audioVolumeNotificationDataStruct.guidEventContext, audioVolumeNotificationDataStruct.bMuted, audioVolumeNotificationDataStruct.fMasterVolume, array, audioVolumeNotificationDataStruct.guidEventContext);
this.parent.FireNotification(notificationData);
}