---
title: "AviAudioManager..::.AddAudioStream Method "
canonical: https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_Codecs_AviAudioManager_AddAudioStream.htm
product: "Graphics Mill 5.5 for .NET"
---

This documentation is for the old version. [Go to the latest Graphics Mill docs](https://www.graphicsmill.com/docs/gm/)

# AviAudioManager.AddAudioStream Method 
 
Adds new empty audio stream to the AVI file.
 
**Namespace:** [Aurigma.GraphicsMill.Codecs](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_Codecs.htm.md)
 **Assembly:** Aurigma.GraphicsMill.Codecs.AviProcessor (in Aurigma.GraphicsMill.Codecs.AviProcessor.dll)
 
## Syntax
  
```
Public Function AddAudioStream As Integer
```
 
```csharp
public int AddAudioStream()
```
 
### Return Value
An integer value which specifies the index of new audio stream in the AVI file.
 
## Remarks
  
This overloaded version of the AddAudioStream() method does not add any audio data to the stream. It is assumed that you will append audio data using the [AppendAudioStream(Int32, AviAudioManager, Int32, Boolean)](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_Codecs_AviAudioManager_AppendAudioStream_4_7f626153.htm.md) method.
 
**Note** 
You can use this member only if you get this instance of the [AviAudioManager](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_AviAudioManager.htm.md) from the writer object.
   
## See Also

### Reference

- [AviAudioManager Class](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_AviAudioManager.htm.md)
- [AddAudioStream Overload](https://www.graphicsmill.com/docs/gm5/O_T_Aurigma_GraphicsMill_Codecs_AviAudioManager_AddAudioStream.htm.md)
- [Aurigma.GraphicsMill.Codecs Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_Codecs.htm.md)