diff -ruN /Applications/Xcode_26.0.0-beta4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/AVFAudio.framework/Headers/AVAudioBuffer.h /Applications/Xcode_26.0.0-beta5.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/AVFAudio.framework/Headers/AVAudioBuffer.h --- /Applications/Xcode_26.0.0-beta4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/AVFAudio.framework/Headers/AVAudioBuffer.h	2025-07-09 21:34:33 +++ /Applications/Xcode_26.0.0-beta5.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/AVFAudio.framework/Headers/AVAudioBuffer.h	2025-07-24 01:49:47 @@ -253,6 +253,13 @@ */ @property (nonatomic, readonly, nullable) AudioStreamPacketDescription *packetDescriptions; +/*! @property packetDependencies +@abstract Access the buffer's array of packet dependencies, if any. +@discussion +If the format doesn't employ packet dependencies, this will be nil. +*/ +@property (nonatomic, readonly, nullable) AudioStreamPacketDependencyDescription *packetDependencies NS_REFINED_FOR_SWIFT API_AVAILABLE(macos(26.0), ios(26.0), watchos(26.0), tvos(26.0), visionos(26.0)); + @end NS_ASSUME_NONNULL_END diff -ruN /Applications/Xcode_26.0.0-beta4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/AVFAudio.framework/Headers/AVAudioConverter.h /Applications/Xcode_26.0.0-beta5.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/AVFAudio.framework/Headers/AVAudioConverter.h --- /Applications/Xcode_26.0.0-beta4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/AVFAudio.framework/Headers/AVAudioConverter.h	2025-07-09 10:45:28 +++ /Applications/Xcode_26.0.0-beta5.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/AVFAudio.framework/Headers/AVAudioConverter.h	2025-07-24 05:25:46 @@ -7,6 +7,7 @@ #import <AVFAudio/AVAudioFormat.h> #import <AVFAudio/AVAudioBuffer.h> +#import <AVFAudio/AVAudioSettings.h> NS_ASSUME_NONNULL_BEGIN @@ -239,6 +240,34 @@ @abstract	Indicates the the number of priming frames. */ @property (nonatomic) AVAudioConverterPrimeInfo primeInfo; + +/*! @property	audioSyncPacketFrequency + @abstract	Number of packets between consecutive sync packets. + @discussion +A sync packet is an independently-decodable packet that completely refreshes the decoder without +needing to decode other packets. When compressing to a format which supports it (such as APAC), +the audio sync packet frequency indicates the distance in packets between two sync packets, with +non-sync packets between. This is useful to set when saving compressed packets to a file and +efficient random access is desired. Note: Separating sync packets by at least one second of +encoded audio (e.g. 75 packets) is recommended. +*/ +@property (nonatomic) NSInteger audioSyncPacketFrequency API_AVAILABLE(macos(26.0), ios(26.0), watchos(26.0), tvos(26.0), visionos(26.0)); + +/*! @property	contentSource + @abstract	Index to select a pre-defined content source type that describes the content type and +	how it was generated. Note: This is only supported when compressing audio to formats +	which support it. +*/ +@property (nonatomic) AVAudioContentSource contentSource API_AVAILABLE(macos(26.0), ios(26.0), watchos(26.0), tvos(26.0), visionos(26.0)); + +/*! @property	dynamicRangeControlConfiguration + @abstract	Encoder Dynamic Range Control (DRC) configuration. + @discussion +When supported by the encoder, this property controls which configuration is applied when a +bitstream is generated. Note: This is only supported when compressing audio to formats +which support it. +*/ +@property (nonatomic) AVAudioDynamicRangeControlConfiguration dynamicRangeControlConfiguration API_AVAILABLE(macos(26.0), ios(26.0), watchos(26.0), tvos(26.0), visionos(26.0)); /*! @method convertToBuffer:fromBuffer:error: