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Fills out the fields of the CMediaTypeobject to the supported media type.
virtual HRESULT GetMediaType( int iPosition, CMediaType * pMediaType ); virtual HRESULT GetMediaType( CMediaType * pMediaType );
Parameters
- iPosition
- Position of the media type within a list of multiple media types. Range is zero through n.
- pMediaType
- Pointer to a
CMediaTypeobject to be
set to the requested format.
Return Values
Returns one of the following HRESULTvalues.
Error Code Media type could not be set. S_FALSE Media type exists but is not currently usable. S_OK Media type was set. VFW_S_NO_MORE_ITEMS End of the list of media types has been reached. Remarks
This member function sets the requested media type. If only a single media type is supported, override this member function with the single-parameter definition. Only the default implementations of the CSourceStream::CheckMediaTypeand CSourceStream::GetMediaTypemember functions call the single media type member function.
Override the single-version GetMediaTypeor the two-parameter version, CheckMediaType.