diff -ruN /Applications/Xcode_16.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/AVRouting.framework/Headers/AVRouting.h /Applications/Xcode_26.0.0-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/AVRouting.framework/Headers/AVRouting.h --- /Applications/Xcode_16.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/AVRouting.framework/Headers/AVRouting.h	2025-04-19 04:59:22 +++ /Applications/Xcode_26.0.0-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/AVRouting.framework/Headers/AVRouting.h	2025-05-29 01:48:25 @@ -6,9 +6,13 @@ Copyright © 2022 Apple Inc. All rights reserved. */ +#import <TargetConditionals.h> -#import <AVRouting/AVRoutingDefines.h> +#if TARGET_OS_IOS || TARGET_OS_VISION || TARGET_OS_SIMULATOR || TARGET_OS_OSX #import <AVRouting/AVCustomRoutingController.h> #import <AVRouting/AVCustomRoutingEvent.h> #import <AVRouting/AVCustomRoutingActionItem.h> #import <AVRouting/AVCustomDeviceRoute.h> +#endif // TARGET_OS_IOS || TARGET_OS_VISION || TARGET_OS_SIMULATOR || TARGET_OS_OSX + +#import <AVRouting/AVRoutingPlaybackArbiter.h> diff -ruN /Applications/Xcode_16.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/AVRouting.framework/Headers/AVRoutingDefines.h /Applications/Xcode_26.0.0-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/AVRouting.framework/Headers/AVRoutingDefines.h --- /Applications/Xcode_16.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/AVRouting.framework/Headers/AVRoutingDefines.h	2025-04-19 04:59:22 +++ /Applications/Xcode_26.0.0-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/AVRouting.framework/Headers/AVRoutingDefines.h	2025-05-29 01:48:25 @@ -7,4 +7,8 @@ */ +#import <TargetConditionals.h> +#import <Availability.h> +#import <Foundation/NSObjCRuntime.h> + #define AVROUTING_EXTERN extern __attribute__((visibility ("default"))) diff -ruN /Applications/Xcode_16.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/AVRouting.framework/Headers/AVRoutingPlaybackArbiter.h /Applications/Xcode_26.0.0-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/AVRouting.framework/Headers/AVRoutingPlaybackArbiter.h --- /Applications/Xcode_16.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/AVRouting.framework/Headers/AVRoutingPlaybackArbiter.h	1969-12-31 19:00:00 +++ /Applications/Xcode_26.0.0-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/AVRouting.framework/Headers/AVRoutingPlaybackArbiter.h	2025-05-29 01:48:25 @@ -0,0 +1,63 @@ +/* + File: AVRoutingPlaybackArbiter.h +  + Framework: AVRouting +  + Copyright: (c) 2025 by Apple Inc., all rights reserved +*/ + +#import <Foundation/Foundation.h> +#import <AVRouting/AVRoutingDefines.h> + +NS_ASSUME_NONNULL_BEGIN + +@protocol AVRoutingPlaybackParticipant; + +/** + An object that manages playback routing preferences. + + This object manages instances of ``AVRoutingPlaybackParticipant`` for arbitration of media playback routing priorities and preferences on restricted playback interfaces. The playback routing arbiter is responsible for collecting and applying preferences, such as priorities in non-mixable audio routes and external playback states where the number of allowed players is limited. + */ +API_AVAILABLE(ios(26.0), tvos(26.0)) API_UNAVAILABLE(watchos, visionos, macos) +@interface AVRoutingPlaybackArbiter : NSObject +/** + Returns the singleton playback arbiter instance. + */ ++ (AVRoutingPlaybackArbiter *)sharedRoutingPlaybackArbiter API_AVAILABLE(ios(26.0), tvos(26.0)) API_UNAVAILABLE(watchos, visionos, macos); + +/** + The participant that has priority to play audio when it's not possible to play multiple audio sources concurrently. +  + This participant takes precedence over all other participants to play audio in non-mixable audio routes when concurrent audio playback isn't possible, and only a single participant can play audio. The system unmutes this participant's audio, and mutes the audio of all other participants. + + By default, this value is `nil`. When the current preferred participant finishes, the system sets this value to `nil`. If this value is `nil`, the arbiter doesn't impose any priority on the participants, and the participant that's unmuted is based on the existing selection mechanism. + */ + +@property (nonatomic, weak, nullable) id<AVRoutingPlaybackParticipant> preferredParticipantForNonMixableAudioRoutes API_AVAILABLE(tvos(26.0)) API_UNAVAILABLE(ios, watchos, visionos, macos); + +/** + The participant that has priority to play on external playback interfaces. +  + This participant takes precedence over all others to play on external playback interfaces (specifically for AirPlay video and Apple Lightning Digital AV Adapters). +  + By default, this value is `nil`. When the value is `nil`, the arbiter doesn't impose any priority on the participants, and the participant that is selected to playback externally falls back to the existing selection mechanism. + */ + +@property (nonatomic, weak, nullable) id<AVRoutingPlaybackParticipant> preferredParticipantForExternalPlayback API_AVAILABLE(ios(26.0), tvos(26.0)) API_UNAVAILABLE(watchos, visionos, macos); + +- (instancetype)init NS_UNAVAILABLE; ++ (instancetype)new NS_UNAVAILABLE; + +@end + +/** + A protocol for objects that participate in playback routing arbitration. +  + Classes conform to this protocol if they participate in media playback routing arbitration for managing preferences such as priority on restricted playback routes. + */ +API_AVAILABLE(ios(26.0), tvos(26.0)) API_UNAVAILABLE(watchos, visionos, macos) +@protocol AVRoutingPlaybackParticipant + +@end + +NS_ASSUME_NONNULL_END