---
title: "AudioFileComponentWritePackets(_:_:_:_:_:_:_:)"
framework: audiotoolbox
role: symbol
role_heading: Function
path: "audiotoolbox/audiofilecomponentwritepackets(_:_:_:_:_:_:_:)"
---

# AudioFileComponentWritePackets(_:_:_:_:_:_:_:)

## Declaration

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

## See Also

### Reading and Writing Data

- [AudioFileComponentReadBytes(_:_:_:_:_:)](audiotoolbox/audiofilecomponentreadbytes(_:_:_:_:_:).md)
- [AudioFileComponentReadPacketData(_:_:_:_:_:_:_:)](audiotoolbox/audiofilecomponentreadpacketdata(_:_:_:_:_:_:_:).md)
- [AudioFileComponentReadPackets(_:_:_:_:_:_:_:)](audiotoolbox/audiofilecomponentreadpackets(_:_:_:_:_:_:_:).md)
- [AudioFileComponentWriteBytes(_:_:_:_:_:)](audiotoolbox/audiofilecomponentwritebytes(_:_:_:_:_:).md)
- [AudioFileComponentReadBytesProc](audiotoolbox/audiofilecomponentreadbytesproc.md)
- [AudioFileComponentReadPacketDataProc](audiotoolbox/audiofilecomponentreadpacketdataproc.md)
- [AudioFileComponentReadPacketsProc](audiotoolbox/audiofilecomponentreadpacketsproc.md)
- [AudioFileComponentWriteBytesProc](audiotoolbox/audiofilecomponentwritebytesproc.md)
- [AudioFileComponentWritePacketsProc](audiotoolbox/audiofilecomponentwritepacketsproc.md)