DIGITAL CROSS SECTION FORMAT
A. Header Block:
| Offset |
Comments |
|---|
| 00H(0)
| "VHIF"
|
| 04H(4)
| Version Number
|
| 06H(6)
| File Specifier
|
| 12H(16)
| Number of IOPs
|
| 13H(17)
| 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)
| Text Block size
|
| 2CH(44)
| IOB offset
|
C. Information Object Pointer (IOP): (Label 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): (Coord Map)
| 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
|
E. Information Object Pointer (IOP): (Image Bitmap)
| Offset |
Comments |
|---|
| 60H(96)
| Block type
|
| 61H(97)
| Element data type
|
| 62H(98)
| Bytes per element
|
| 63H(99)
| Elements per row
|
| 65H(101)
| Number of rows
|
| 67H(103)
| Image format
|
| 68H(104)
| Number of z planes
|
| 6AH(106)
| X coordinate offset
|
| 6CH(108)
| Y coordinate offset
|
| 6EH(110)
| Z coordinate offset
|
| 70H(112)
| Undefined
|
| 74H(114)
| IOB offset
|