86
7.7
Image Preprocessing
Term
Command
Description (*)=Default
None
0
No Image Preprocessing
Black Erosion
1
Erosion 2x2
3
Erosion 3x3
5
Erosion 5x5
7
Erosion 2x1 (w)
9
Erosion 1x2 (h)
White Dilation
2
Dilation 2x2
4
Dilation 3x3
6
Dilation 5x5
8
Dilation 2x1 (w)
10
Dilation 1x2 (h)
Reverse
20
White & Black Reverse
Contrast
Enhancement
21
Cont(L12cut)
:
Trancates the 12% of dark side
22
Cont(L22cut):
Tranvulates the 25% of dark side
23
Cont(H23cut):
Rounds up the 12% of bright side
24
Cont(H24cut):
Rounds up the 25% of bright side
25
Cont(LH12cut):
Tranculates the 12% of dark side and rounds up the 12%
of bright side
26
Cont(LH22cut):
Tranculate the 25% of dark side and rounds up the 25%
of bright side
Gamma
Correction
27
Gamma(r=0.5)
Perform a Gamma Correction (0.5)
Smoothing
Filter
40
Low pass 3x3 Smoothing Filter Average value
Median Filter
41
Median filter
3x3
Median value
Down Size
70
Down Size (Quick) Reduction of the whole image (speed priority)
Down Size
71
Down Size (Average) Reduction of the whole image (luminance
average)
7.8
Preset Mode
Term
Command
Description (*)=Default
Presert
?pre
Get the status of Preset Mode settings
PREM=0
Preset Mode 0: Disable Preset Mode (*)
PREM=1
Enable Preset Mode 1
Preset data is the first decoded one after power up
PREM=2
Enable Preset Mode 2
Preset data is registered in advance
SET=PRENa
Set the number of digits for comparing
a=0 to 100
a=0; No count
clrpren
Initialize number of digits (No count)
SET=PREDa
Set the preset data
c
lrpred
Initialize preset data