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