Stream Buffer Engine Attributes
| Microsoft DirectShow 9.0 |
Stream Buffer Engine Attributes
The following attributes are supported for Stream Buffer Engine (SBE) files. To retrieve these attributes, use the IStreamBufferRecordingAttribute interface.
| Attribute | Description |
| WM/WMRVContentProtected | Specifies whether a significant portion of a DVR-MS file is protected. |
| WM/WMRVContentProtectedPercent | Specifies the percentage of a DVR-MS file that is protected. |
| WM/WMRVExpirationDate | Specifies the date when the license expires for a DVR-MS file. |
See Also