 Important: |
|---|
| This is retired content. This content is outdated and is no longer being maintained. It is provided as a courtesy for individuals who are still using these technologies. This content may contain URLs that were valid when originally published, but now link to sites or pages that no longer exist. |
Adds to the graph the source filter that can read the given file name, and returns an IDispatchinterface pointer representing the filter.
HRESULT AddSourceFilter( BSTR strFilename , IDispatch ** ppUnk );
Parameters
- strFilename
- [in] Name of the file containing the source video.
- ppUnk
- [out] Pointer to the
interface on the filter.
Return Values
Returns an HRESULTvalue.
Remarks
This method is primarily for use by Automation clients because it returns an IDispatchinterface pointer. C and C++ applications should call the IGraphBuilder::AddSourceFiltermethod to perform this operation for maximum efficiency.