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IEnumFilters::Next

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Windows Embedded CE 6.0 R3

4/8/2010

This method retrieves the specified number of filters in the enumeration sequence.

Syntax

HRESULT Next(
  ULONG cFilters,
  IBaseFilter** ppFilter,
  ULONG* pcFetched
);

Parameters

  • cFilters
    [in] Number of filters to place.
  • ppFilter
    [out] Array in which to place IBaseFilter pointers.
  • pcFetched
    [out] Actual number of filters placed in the array.

Return Value

Returns an HRESULT value that depends on the implementation. HRESULT can be one of the following standard constants or other values not listed.

Value Description

E_FAIL

Failure.

E_POINTER

Null pointer argument.

E_INVALIDARG

Invalid argument.

E_NOTIMPL

Method is not supported.

S_OK or NOERROR

Success.

Remarks

The interface returned by this method has had its reference count incremented. Be sure to use IUnknown::Release on the interface to decrement the reference count when you have finished using the interface.

Requirements

Windows Embedded CE Windows CE 2.12 and later
Windows Mobile Windows Mobile Version 5.0 and later
Note Microsoft DirectShow applications and DirectShow filters have different include file and Library requirements
For more information, see Setting Up the Build Environment, Version 2.12 requires DXPAK 1.0 or later