The following are device and media type values.
Value
Name
0x00000000
MM_DIRECT_ACCESS_DEVICE
0x00000001
MM_SEQUENTIAL_ACCESS_DEVICE
0x00000002
MM_PRINTER_DEVICE
0x00000003
MM_PROCESSOR_DEVICE
0x00000004
MM_WORM_DEVICE
0x00000005
MM_CD_ROM_DEVICE
0x00000006
MM_SCANNER_DEVICE
0x00000007
MM_MO_DEVICE
0x00000008
MM_MEDIA_CHANGER_DEVICE
0x00000009
MM_COMMUNICATION_DEVICE