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IMFProtectedEnvironmentAccess::Call method (mfidl.h)

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 code Description
S_OK
The method succeeded.

Remarks

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

Requirements

Requirement Value
Minimum supported client Windows 8 [desktop apps | UWP apps]
Minimum supported server Windows Server 2012 [desktop apps | UWP apps]
Target Platform Windows
Header mfidl.h

See also

IMFProtectedEnvironmentAccess

MFCreateProtectedEnvironmentAccess


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