| Microsoft DirectX 9.0 |
The IAMNetShowPreroll interface enables clients to retrieve and modify the preroll settings on the Windows Media Source filter. The default preroll time is five seconds.
In addition to the methods inherited from IDispatch, the IAMNetShowPreroll interface exposes the following methods.
| Method | Description |
| get_Preroll | Queries whether the filter is currently prerolling. |
| put_Preroll | Specifies whether the filter should start prerolling. |