---
title: "WMReader..::.Duration Property "
canonical: https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_Codecs_WMReader_Duration.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/)

# WMReader.Duration Property 
 
Gets the duration of the audio or video file.
 
**Namespace:** [Aurigma.GraphicsMill.Codecs](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_Codecs.htm.md)
 **Assembly:** Aurigma.GraphicsMill.Codecs.MediaProcessor (in Aurigma.GraphicsMill.Codecs.MediaProcessor.dll)
 
## Syntax
  
```
Public ReadOnly Property Duration As Integer
```
 
```csharp
public int Duration { get; }
```
 
### Property Value
An integer value which specifies a duration of the audio or video file. This value is measured in 1/100s of a second like any other time value in Graphics Mill.
 
### Implements
 
[ITimeReader.Duration](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_Codecs_ITimeReader_Duration.htm.md)
 
## Examples
 This example shows how to get reader properties. ```
Private Sub GetWMReaderProperties(ByVal aReader As WMReader)
    Console.WriteLine("Framework priority: " & _
        aReader.CodecPriority.ToString())
    Console.WriteLine("Duration of the opened file: " & _
        aReader.Duration.ToString())
    Console.WriteLine("Number of frames in the opened file: " & _
        aReader.FrameCount.ToString())
    Console.WriteLine("Number of metadata fields: " & _
        aReader.Metadata.Count.ToString())
End Sub
``````csharp
private void GetWMReaderProperties(WMReader aReader)
{
    Console.WriteLine("Framework priority: " +
        aReader.CodecPriority.ToString());
    Console.WriteLine("Duration of the opened file: " +
        aReader.Duration.ToString());
    Console.WriteLine("Number of frames in the opened file: " +
        aReader.FrameCount.ToString());
    Console.WriteLine("Number of metadata fields: " +
        aReader.Metadata.Count.ToString());
}
```
   
## See Also

### Reference

- [WMReader Class](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_WMReader.htm.md)
- [Aurigma.GraphicsMill.Codecs Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_Codecs.htm.md)