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Retrieves the preferred time format to be used by the interface.
HRESULT QueryPreferredFormat( GUID * pFormat );
Parameters
- pFormat
- [out] Time format preferred by the interface.
Return Values
Returns an HRESULTvalue that depends on the implementation of the interface. The default DirectShow implementation returns NOERROR.
Remarks
See the description for IsFormatSupportedfor a list of available time formats. If the time format returned is not satisfactory, use the IsFormatSupportedmethod to query for supported time formats that you can use.