---
title: "AviTransition Class"
canonical: https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_AviTransition.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/)

# AviTransition Class
 
This is a base class for transition effects for video files.
 
**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 Class AviTransition _Inherits LockableObject
```
 
```csharp
public class AviTransition : LockableObject
```
 
## Remarks
  
You need not use this class. If you want to inherit to create your own transition, use [AviCustomTransition](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_AviCustomTransition.htm.md) instead.
 
## Inheritance Hierarchy
  
- [System.Object](http://msdn2.microsoft.com/en-us/e5kfa45b)
    - [Aurigma.GraphicsMill.LockableObject](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_LockableObject.htm.md)
        - Aurigma.GraphicsMill.Codecs.AviTransition
            - [Aurigma.GraphicsMill.Codecs.AviAlphaTransition](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_AviAlphaTransition.htm.md)
            - [Aurigma.GraphicsMill.Codecs.AviStripesTransition](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_AviStripesTransition.htm.md)
            - [Aurigma.GraphicsMill.Codecs.AviCustomTransition](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_AviCustomTransition.htm.md)
 
## Thread Safety
 Static members of this type are safe for multi-threaded operations. Instance members of this type are safe for multi-threaded operations.
   
## See Also

### Reference

- [AviTransition Members](https://www.graphicsmill.com/docs/gm5/AllMembers_T_Aurigma_GraphicsMill_Codecs_AviTransition.htm.md)
- [Aurigma.GraphicsMill.Codecs Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_Codecs.htm.md)