# AudioFileComponentWritePackets(_:_:_:_:_:_:_:) ``` func AudioFileComponentWritePackets(_ inComponent: AudioFileComponent, _ inUseCache: Bool, _ inNumBytes: UInt32, _ inPacketDescriptions: UnsafePointer?, _ inStartingPacket: Int64, _ ioNumPackets: UnsafeMutablePointer, _ inBuffer: UnsafeRawPointer) -> OSStatus ``` --- 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)