IFilterMapper::EnumMatchingFilters (Windows CE 5.0)

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This method provides an enumerator that enumerates registered filters that meet specified requirements.

HRESULTEnumMatchingFilters(IEnumRegFilters** ppEnum,DWORDdwMerit,BOOLbInputNeeded,CLSIDclsInMaj,CLSIDclsInSub,BOOLbRender,BOOLbOutputNeeded,CLSIDclsOutMaj,CLSIDclsOutSub);

Parameters

• ppEnum
  [out] Enumerator returned.
• dwMerit
  [in] Enumerate only filters with at least this merit.
• bInputNeeded
  TRUE if there must be at least one input pin.
• clsInMaj
  [in] Input major type required. Set to GUID_NULL if you do not care.
• clsInSub
  [in] Input subtype required. Set to GUID_NULL if you do not care.
• bRender
  [in] Option that specifies if the input must be rendered by this filter.
• bOutputNeeded
  TRUE if there must be at least one output pin.
• clsOutMaj
  [in] Output major type required. Set to GUID_NULL if you do not care.
• clsOutSub
  [in] Output subtype required. Set to GUID_NULL if you do not care.

Return Values

Returns an HRESULT value.

Remarks

Set the ppEnum parameter to be an enumerator for filters matching the requirements. For a description of merit values for the dwMerit parameter, see the IFilterMapper::RegisterFilter method.

Requirements

DirectShow applications and DirectShow filters have different include file and link library requirements. See Setting Up the Build Environment for more information.

OS Versions: Windows CE 2.12 and later. Version 2.12 requires DXPAK 1.0 or later.

See Also

IFilterMapper Interface

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