IMFMediaEngineSrcElementsEx::GetKeySystem method (mfmediaengine.h)

Gets the key system for the given source element index.

Syntax

HRESULT GetKeySystem(
  DWORD index,
  BSTR  *pType
);

Parameters

index

The source element index.

pType

The MIME type of the source element.

Return value

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Requirements

Requirement	Value
Minimum supported client	Windows 8.1 [desktop apps only]
Minimum supported server	Windows Server 2012 R2 [desktop apps only]
Target Platform	Windows
Header	mfmediaengine.h

See also

IMFMediaEngineSrcElementsEx