IGraphConfig::AddFilterToCache method (strmif.h)

The AddFilterToCache method adds a filter to the filter cache.

Syntax

HRESULT AddFilterToCache(
  IBaseFilter *pFilter
);

Parameters

pFilter

Pointer to the IBaseFilter interface of the filter.

Return value

Returns one of the following HRESULT values.

Return code Description
E_FAIL
Failure.
E_POINTER
NULL pointer argument.
S_FALSE
Filter is already in the cache.
S_OK
Filter was added to the cache.

Remarks

You must disconnect all of the filter's pins before calling this method, or the method will fail. If the filter is in the filter graph, this method will remove it. This method will also put the filter into a stopped state, if it is not already.

Requirements

   
Minimum supported client Windows XP [desktop apps only]
Minimum supported server Windows Server 2003 [desktop apps only]
Target Platform Windows
Header strmif.h (include Dshow.h)
Library Strmiids.lib

See also

Error and Success Codes

IGraphConfig Interface