IWMMetadataEditor Interface

In addition to the methods inherited from IUnknown, the IWMMetadataEditor interface exposes the following methods.

Method	Description
Close	Closes the currently open file without writing any changes to the metadata back to the disk.
Flush	Closes the currently open file, writing any changes to the metadata back to the disk.
Open	Opens a Windows Media file.

Call QueryInterface on IWMMetadataEditor for a pointer to an IWMHeaderInfo interface.