AudioToolbox Changes AudioToolbox AudioConverter.h Added kAudioConverterErr_NoHardwarePermission (no architecture available) AudioFile.h Added kAudioFileM4BType AudioFormat.h Added kAudioFormatProperty_AreChannelLayoutsEquivalent Added kAudioFormatProperty_FormatIsEncrypted AudioQueue.h Added AudioQueueProcessingTapGetQueueTime() Added kAudioQueueErr_InvalidTapType Added kAudioQueueErr_RecordUnderrun Added kAudioQueueProperty_ConverterError Sending feedback… We’re sorry, an error has occurred. Please try submitting your feedback later. Thank you for providing feedback! Your input helps improve our developer documentation. How helpful is this document? * Very helpful Somewhat helpful Not helpful How can we improve this document? Fix typos or links Fix incorrect information Add or update code samples Add or update illustrations Add information about... * * Required information To submit a product bug or enhancement request, please visit the Bug Reporter page. Please read Apple's Unsolicited Idea Submission Policy before you send us your feedback.