public HRESULT ActivateSpatialAudioMetadataWriter(SpatialAudioMetadataWriterOverflowMode overflowMode, ISpatialAudioMetadataWriter **metadataWriter)
 {
     return(((delegate * unmanaged <ISpatialAudioMetadataClient *, SpatialAudioMetadataWriterOverflowMode, ISpatialAudioMetadataWriter **, int>)(lpVtbl[5]))((ISpatialAudioMetadataClient *)Unsafe.AsPointer(ref this), overflowMode, metadataWriter));
 }
 public int ActivateSpatialAudioMetadataWriter(SpatialAudioMetadataWriterOverflowMode overflowMode, [NativeTypeName("ISpatialAudioMetadataWriter **")] ISpatialAudioMetadataWriter **metadataWriter)
 {
     return(((delegate * stdcall <ISpatialAudioMetadataClient *, SpatialAudioMetadataWriterOverflowMode, ISpatialAudioMetadataWriter **, int>)(lpVtbl[5]))((ISpatialAudioMetadataClient *)Unsafe.AsPointer(ref this), overflowMode, metadataWriter));
 }