EC_DRM_LEVEL
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4/8/2010
This event code notifies when content protected by digital rights management (DRM) requests some form of analog content protection. This event is not supported in Windows Media DRM 7.1.
Parameters
- lParam1
This value determines which structure the IParam2 parameter points to. If the value of IParam1 is equal to DRM_PLAY_OPL_CALLBACK, the IParam2 points to a DRM_PLAY_OPL structure. If the value of IParam1 is equal to DRM_COPY_OPL_CALLBACK, the IParam2 points to a DRM_COPY_OPL structure.
- lParam2
Contains the pointer to a structure that details the form of analog content protection required by the content. The exact structure that IParam2 points to is determined by the value of IParam1 parameter.
Remarks
For information on how to use this event code, see CBaseFilter::NotifyEvent.
Requirements
| Windows Embedded CE | Windows CE 2.12 and later |
| Windows Mobile | Pocket PC for Windows Mobile Version 5.0 and later, Smartphone for Windows Mobile Version 5.0 and later |
| Note | Microsoft DirectShow applications and DirectShow filters have different include file and Library requirements For more information, see Setting Up the Build Environment |