Format of Volume Info Structure |
| Offset | Size | Description |
|---|---|---|
|
00h |
4 BYTEs |
name of the structure ("VOLI") |
|
04h |
DWORD |
structure length (00000092h) |
|
08h |
DWORD |
driver software version [00000001h] |
|
0Ch |
32 BYTEs |
vendor name, etc. (ASCIZ string) |
|
2Ch |
32 BYTEs |
vendor product name |
|
4Ch |
32 BYTEs |
vendor chip/hardware description |
|
6Ch |
BYTE |
installed board number (0 for 1st/only board) |
|
6Dh |
3 BYTEs |
unused data (0) |
|
70h |
24 BYTEs |
text name of the mixer channel |
|
88h |
DWORD |
features bits (see #00123) |
|
8Ch |
WORD |
minimum volume setting |
|
8Eh |
WORD |
maximum volume setting |
|
90h |
WORD |
attenuation/gain crossover |
|
See Also: |