@interface _TtCC17MediaPlaybackCore28PlaybackEngineSessionManagerP33_1E9E2D41781E1C170C90974595EBBAFA20OPACKDecoderDelegate : NSObject <MSVOPACKDecoderDelegate> - (id)init; - (Class)decoder:(id)a0 cannotDecodeObjectOfClassName:(id)a1 originalClasses:(id)a2; @end