OTVOutputDeviceMonitor

@interface OTVOutputDeviceMonitor : NSObject
- (void)observeValueForKeyPath:(NSString * _Nullable)keyPath ofObject:(id _Nullable)object change:(NSDictionary<NSKeyValueChangeKey, id> * _Nullable)change context:(void * _Nullable)context;
@end


                    
                    
                    -observeValueForKeyPath:ofObject:change:context:

Declaration

Objective-C

- (void)observeValueForKeyPath:(NSString * _Nullable)keyPath ofObject:(id _Nullable)object change:(NSDictionary<NSKeyValueChangeKey, id> * _Nullable)change context:(void * _Nullable)context;