SEGMENTED BYTE MASK FILE FORMAT

 

A. Header Block

Offset Comments
00H(0) "VHIF"
04H(4) Version Number
06H(6) File Specifier
12H(18) Number IOP
13H(19) Undefined
17H(23) First IOP offset

B. Information Object Pointer (IOP): (Text Block)

Offset Comments
18H(24) Block type
19H(25) Element data type
1AH(26) Bytes per element
1BH(27) Elements per row
1DH(29) Number of rows
1FH(31) Image format
20H(32) Number of z planes
22H(34) X coordinate offset
24H(36) Y coordinate offset
26H(38) Z coordinate offset
28H(40) IOB size
2CH(44) IOB offset

C. Information Object Pointer (IOP): (Seg Table)

Offset Comments
30H(48) Block type
31H(49) Element data type
32H(50) Bytes per element
33H(51) Elements per row
35H(53) Number of rows
37H(55) Image format
38H(56) Number of z planes
3AH(58) X coordinate offset
3CH(60) Y coordinate offset
3EH(62) Z coordinate offset
40H(64) Undefined
44H(68) IOB offset

D. Information Object Pointer (IOP): (Seg Masks)

Offset Comments
48H(72) Block type
49H(73) Element data type
4AH(74) Bytes per element
4BH(75) Elements per row
4DH(77) Number of rows
4FH(79) Image format
50H(80) Number of z planes
52H(82) X coordinate offset
54H(84) Y coordinate offset
56H(86) Z coordinate offset
58H(88) Undefined
5CH(92) IOB offset