# AudioToolbox Functions ## Topics ### Functions [`func AudioComponentValidateWithResults(AudioComponent, CFDictionary?, (AudioComponentValidationResult, CFDictionary) -> Void) -> OSStatus`](/documentation/AudioToolbox/AudioComponentValidateWithResults(_:_:_:)) [`func AudioConverterNewWithOptions(UnsafePointer, UnsafePointer, AudioConverterOptions, UnsafeMutablePointer) -> OSStatus`](/documentation/AudioToolbox/AudioConverterNewWithOptions(_:_:_:_:)) [`func AudioConverterPrepare(UInt32, UnsafeMutableRawPointer?, ((OSStatus) -> Void)?)`](/documentation/AudioToolbox/AudioConverterPrepare(_:_:_:)) [`func AudioFileComponentGetUserDataAtOffset(AudioFileComponent, UInt32, UInt32, Int64, UnsafeMutablePointer, UnsafeMutableRawPointer) -> OSStatus`](/documentation/AudioToolbox/AudioFileComponentGetUserDataAtOffset(_:_:_:_:_:_:)) [`func AudioFileComponentGetUserDataSize64(AudioFileComponent, UInt32, UInt32, UnsafeMutablePointer) -> OSStatus`](/documentation/AudioToolbox/AudioFileComponentGetUserDataSize64(_:_:_:_:)) --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)