@interface PhotosUICore.ConcreteImageStream : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ id;
    void /* unknown type, empty encoding */ _image;
    void /* unknown type, empty encoding */ observable;
    void /* unknown type, empty encoding */ preferredTransform;
    void /* unknown type, empty encoding */ preferredScale;
    void /* unknown type, empty encoding */ preferredAlpha;
    void /* unknown type, empty encoding */ imageContent;
}

@end