The IDirectMusicBand::Unload method unloads the DLS data for instruments in the band previously downloaded by IDirectMusicBand::Download.
HRESULT Unload(
IDirectMusicPerformance* pPerformance
);
If the method succeeds, the return value is S_OK.
If it fails, the method may return E_POINTER.
Windows NT/2000: Requires Windows 2000.
Windows 95/98: Requires Windows 95 or later. Available as a redistributable for Windows 95.
Header: Declared in dmusici.h.
IDirectMusicBand::Download, IDirectMusicPort::UnloadInstrument