---
title: validateFormat
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/ioaudiostream/3516539-validateformat
---

# validateFormat

## Declaration

```occ
virtual bool validateFormat(IOAudioStreamFormat *streamFormat, IOAudioStreamFormatExtension *formatExtension, IOAudioStreamFormatDesc *formatDesc, const IOAudioSampleRate *sampleRate);
```