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Gets the class identifier for a content protection system.
Syntax
HRESULT MFGetContentProtectionSystemCLSID(
[in] REFGUID guidProtectionSystemID,
[out] CLSID *pclsid
);
Parameters
[in] guidProtectionSystemID
The GUID that identifies the content protection system.
[out] pclsid
Receives the class identifier to the content protection system.
Return value
If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Remarks
The class identifier can be used to create the input trust authority (ITA) for the content protection system. Call CoCreateInstance or IMFPMPHost::CreateObjectByCLSID to get an IMFTrustedInput pointer.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 8 [desktop apps only] |
| Minimum supported server | Windows Server 2012 [desktop apps only] |
| Target Platform | Windows |
| Header | mfapi.h |
| Library | Mfplat.lib |
| DLL | Mfplat.dll |