7
APPENDIX
7-22
TMPM5200-2
7.4.2b WinSPM
image
file
[
1
]
(SPM Image)
The data structure of a typical image file (e.g., for topographic images) is shown below.
0x0000
Header
Header in TIFF
0x000A
Image Header
SPM measurement data
0x17D4
Directory
TIFF TAG
0x1BD4
EOF
TIFF Image Data
Measurement image data
■
Header-data structure
The Header structure of a TIFF file to be created by WinSPM is the same as that of the
standard TIFF file with additional 2 bytes of data.
Address
Data
Data Type
Note
0x0000
49 49 short
“II”
(0x4949)
0x0002
2A 00 short
TIFF
Version
4.2
0x0004
D4 17
0x0006
00 00
long
Address
(
0x000017D4
)
prepended to
Directory
0x0008
00 04 unsigned
short
Directory size
0x000A
::
Image Header