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IMFProtectedEnvironmentAccess::Call method

Allows content protection systems to access the protected environment.

Syntax


HRESULT Call(
         UINT32 inputLength,
   const BYTE   *input,
         UINT32 outputLength,
         BYTE   *output
);

Parameters

inputLength

The length in bytes of the input data.

input

A pointer to the input data.

outputLength

The length in bytes of the output data.

output

A pointer to the output data.

Return value

The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.

Return codeDescription
S_OK

The method succeeded.

 

Remarks

See MFCreateProtectedEnvironmentAccess for an example of how to create an IMFProtectedEnvironmentAccess object and use the Call method.

Requirements

Minimum supported client

Windows 8 [desktop apps | Windows Store apps]

Minimum supported server

Windows Server 2012 [desktop apps | Windows Store apps]

Header

Mfidl.idl

See also

IMFProtectedEnvironmentAccess
MFCreateProtectedEnvironmentAccess

 

 

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