@class AVCaptureSession, NSString, NSObject, NSMutableArray; @protocol OS_dispatch_queue; @interface AVCaptureOutputInternal : NSObject { NSObject<OS_dispatch_queue> *figCaptureSessionSyncQueue; struct OpaqueFigCaptureSession { } *figCaptureSession; AVCaptureSession *session; NSString *sinkID; NSMutableArray *connections; int changeSeed; struct CGAffineTransform { double a; double b; double c; double d; double tx; double ty; } metadataTransform; double rollAdjustment; BOOL physicallyMirrorsVideo; } - (id)init; - (void)dealloc; @end