IMFPluginControl::SetPreferredClsid method (mfobjects.h)

Adds a class identifier (CLSID) to the preferred list or removes a CLSID from the list.

Syntax

HRESULT SetPreferredClsid(
  [in] DWORD       pluginType,
  [in] LPCWSTR     selector,
  [in] const CLSID *clsid
);

Parameters

[in] pluginType

Member of the MF_Plugin_Type enumeration, specifying the type of object.

[in] selector

The key name for the CLSID. For more information about the format of key names, see the Remarks section of IMFPluginControl.

[in] clsid

The CLSID to add to the list. If this parameter is NULL, the key/value entry specified by the selector parameter is removed from the list.

Return value

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

Remarks

The preferred list is global to the caller's process. Calling this method does not affect the list in other process.

Requirements

See also

IMFPluginControl