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Constructs a FOURCCMapobject. Provides a mapping between old-style multimedia format DWORDtypes and new-style GUID types.
FOURCCMap( ); FOURCCMap( DWORD Fourcc ); FOURCCMap( const GUID * pguid );
Parameters
- Fourcc
- DWORDmedia tag formerly used for Microsoft multimedia types.
- pguid
Globally unique identifier (GUID).
Return Values
No return value.
Remarks
If this object is constructed with the FOURCCcode, a GUID is created to match it. If this object is created with an existing GUID, the FOURCCvalue of the object is set to zero. Thereafter, the FOURCCvalue can be set or retrieved using the SetFOURCCand GetFOURCCmember functions, respectively.