Granit XP User Guide
221
H - Height of Signature Capture Area
The height of the signature capture area must be measured in inches divided by
.01. In the example, the height of the area to be captured is 3/8 inch, resulting in a
value of H = .375/0.01 = 37.5.
K - Gamma Correction
Gamma measures the brightness of midtone values produced by the image. You
can brighten or darken an image using gamma correction. A higher gamma correc-
tion yields an overall brighter image. The lower the setting, the darker the image.
The optimal setting for text images is 50K.
0K
Gamma correction off
(default)
50K
Apply gamma correction for brightening typical document image
n
K
Apply gamma correction factor
n
(
n
= 1-255)
Example:
R - Resolution of Signature Capture Area
The resolution is the number of pixels that the scanner outputs per each minimum
bar width. The higher the value for R, the higher the quality of the image, but also
the larger the file size. Values begin at 1000. The scanner automatically inserts a
Example:
IMGBOX245w37h55y.
Gamma Correction set to 50K:
Gamma Correction set to 0K:
Gamma Correction set to 255K:
Summary of Contents for Granit XP 199 i Series
Page 15: ...Granit XP User Guide xiii Programming Chart 291 ...
Page 16: ...xiv Granit XP User Guide ...
Page 18: ...xvi Granit XP User Guide ...
Page 27: ...Granit XP User Guide 9 Granit XP SR Linear Barcodes and 2D matrix symbol with aiming dot ...
Page 30: ...12 Granit XP User Guide ...
Page 56: ...38 Granit XP User Guide ...
Page 96: ...78 Granit XP User Guide ...
Page 222: ...204 Granit XP User Guide ...
Page 242: ...224 Granit XP User Guide ...
Page 290: ...272 Granit XP User Guide CCB22 100BT 03N BF Base ...
Page 296: ...278 Granit XP User Guide ...
Page 309: ...Granit XP User Guide 291 PROGRAMMING CHART 0 1 2 3 4 5 6 7 8 9 ...
Page 311: ......
